{"id":3128,"date":"2026-05-09T15:23:47","date_gmt":"2026-05-09T15:23:47","guid":{"rendered":"https:\/\/www.shengweimachine.com\/?page_id=3128"},"modified":"2026-05-11T09:02:34","modified_gmt":"2026-05-11T09:02:34","slug":"3-side-seal-pouch-packing-machine","status":"publish","type":"page","link":"https:\/\/www.shengweimachine.com\/zh\/3-side-seal-pouch-packing-machine\/","title":{"rendered":"\u4e09\u8fb9\u5c01\u888b\u5305\u88c5\u673a"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"3128\" class=\"elementor elementor-3128 elementor-bc-flex-widget\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e32d8c3 e-con-full e-flex e-con e-parent\" data-id=\"e32d8c3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cde1fd7 elementor-widget elementor-widget-html\" data-id=\"cde1fd7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"sw-page sw-bt-page\">\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n     \u00a71  HERO\n     \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<section class=\"sw-hero-clean sw-bt-hero\">\n  <div class=\"sw-shell\">\n\n    <nav class=\"sw-bt-breadcrumb\" aria-label=\"Breadcrumb\">\n      <a href=\"https:\/\/www.shengweimachine.com\/\">Home<\/a>\n      <span class=\"sep\">\/<\/span>\n      <a href=\"\/pouch-types\/\">Pouch Types<\/a>\n      <span class=\"sep\">\/<\/span>\n      <span>3 Side Seal Pouch Machine<\/span>\n    <\/nav>\n\n    <div class=\"sw-bt-hero__grid\">\n      <div class=\"sw-bt-hero__copy\">\n        <span class=\"sw-bt-eyebrow\">Three Side Seal Sachet Lines<\/span>\n        <h1 class=\"sw-bt-hero__title\">3 Side Seal Pouch Packing Machines<\/h1>\n        <p class=\"sw-bt-hero__lead\">Ten ShengWei machines &mdash; five <a href=\"\/collar-type-packing-machine\/\">collar-type sachet lines<\/a> and five <a href=\"\/full-automatic-vertical-packing-machine\/\">vertical form-fill-seal lines<\/a> &mdash; producing flat 3-side seal sachets from rollstock film. Three sealed edges plus one folded edge gives the lowest film cost per bag and the most compact flat format on the shelf. Used worldwide for sugar, salt, spice, ketchup, sauce, snack, candy, and dried fruit single-serves at 20&ndash;150&nbsp;bags\/min depending on lane count.<\/p>\n\n        <ul class=\"sw-bt-hero__kpis\">\n          <li>\n            <svg viewBox=\"0 0 24 24\" aria-hidden=\"true\"><circle cx=\"12\" cy=\"12\" r=\"9\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.4\"\/><path d=\"M12 7v5l3.2 2\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.4\" stroke-linecap=\"round\"\/><\/svg>\n            <div><strong>20&ndash;150<\/strong><span>Bags \/ Min<\/span><\/div>\n          <\/li>\n          <li>\n            <svg viewBox=\"0 0 24 24\" aria-hidden=\"true\"><path d=\"M4 12h16M12 4v16M7 7l10 10M17 7L7 17\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.4\" stroke-linecap=\"round\"\/><\/svg>\n            <div><strong>&plusmn;0.5&ndash;1%<\/strong><span>Filling Accuracy<\/span><\/div>\n          <\/li>\n          <li>\n            <svg viewBox=\"0 0 24 24\" aria-hidden=\"true\"><rect x=\"4\" y=\"4\" width=\"16\" height=\"16\" rx=\"1\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.4\"\/><path d=\"M4 9h16M9 4v16\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.4\"\/><\/svg>\n            <div><strong>SUS304<\/strong><span>Stainless Steel<\/span><\/div>\n          <\/li>\n        <\/ul>\n\n        <div class=\"sw-bt-hero__cta\">\n          <a href=\"javascript:void(0)\"\n             onclick=\"if(typeof elementorProFrontend!=='undefined'){elementorProFrontend.modules.popup.showPopup({id:840})}\"\n             data-elementor-open-popup=\"840\"\n             class=\"sw-btn-primary\">Get a Quote &rarr;<\/a>\n          <a href=\"#sw-bt-machines\" class=\"sw-btn-secondary\">Browse Machines<\/a>\n        <\/div>\n      <\/div>\n\n      <div class=\"sw-bt-hero__visual\">\n        <img decoding=\"async\" class=\"sw-bt-hero__pouch\"\n             src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2026\/05\/3-SIDE-SEAL-HERO.webp\"\n             alt=\"ShengWei vertical packing machine producing 3-side seal sachets \u2014 tomato ketchup, salad dressing, laundry detergent samples\"\n             width=\"800\" height=\"800\"\n             loading=\"eager\"\n             fetchpriority=\"high\"\n             data-no-lazy=\"1\">\n      <\/div>\n    <\/div>\n\n  <\/div>\n<\/section>\n\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n     \u00a72  TRUST STRIP\n     \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<div class=\"sw-trust-strip-wrap\">\n  <div class=\"sw-shell\">\n    <div class=\"sw-trust-strip\">\n      <div class=\"sw-trust-item\">\n        <p class=\"sw-trust-label\">Quality<\/p>\n        <p class=\"sw-trust-value\">CE Certified &middot; SUS304<\/p>\n      <\/div>\n      <div class=\"sw-trust-item\">\n        <p class=\"sw-trust-label\">Source<\/p>\n        <p class=\"sw-trust-value\">Factory Direct &middot; Guangdong<\/p>\n      <\/div>\n      <div class=\"sw-trust-item\">\n        <p class=\"sw-trust-label\">Customization<\/p>\n        <p class=\"sw-trust-value\">OEM &middot; Voltage &middot; Language<\/p>\n      <\/div>\n      <div class=\"sw-trust-item\">\n        <p class=\"sw-trust-label\">After-Sales<\/p>\n        <p class=\"sw-trust-value\">2-Year Warranty &middot; 24 h Support<\/p>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/div>\n\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n     \u00a73  PRODUCT FIT  \u2014  what goes in 3-side seal sachets\n     \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<section class=\"sw-section sw-bt-section sw-bt-section--alt sw-bt-products\">\n  <div class=\"sw-shell\">\n    <header class=\"sw-bt-head\">\n      <span class=\"sw-bt-eyebrow\">Product Fit<\/span>\n      <div class=\"sw-bt-head__body\">\n        <h2 class=\"sw-bt-h2\">What product categories use 3-side seal sachets?<\/h2>\n        <p class=\"sw-bt-intro\">Single-serve, trial-size, and hospitality formats dominate the 3-side seal market &mdash; any product where bag cost per unit matters more than premium shelf appeal. Below are the four largest 3-side seal product categories on ShengWei lines, each mapping to a specific filling system in the lineup.<\/p>\n      <\/div>\n    <\/header>\n\n    <div class=\"sw-bt-products__grid\">\n\n      <article class=\"sw-bt-product\">\n        <div class=\"sw-bt-product__visual\">\n          <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2026\/05\/SPICE-POWDER-3-SIDE-SEAL-POUCH.webp\"\n               alt=\"Chili powder ground spice in a 3-side seal sachet\"\n               width=\"800\" height=\"800\"\n               loading=\"lazy\">\n        <\/div>\n        <div class=\"sw-bt-product__body\">\n          <h3 class=\"sw-bt-product__title\">Spice &amp; Seasoning<\/h3>\n          <p class=\"sw-bt-product__desc\">Chili powder, salt, sugar, MSG, ground spices, soup base. The largest 3-side seal segment by volume &mdash; runs on auger powder lines (SW-420E) at 25&ndash;60 bags\/min in 30&ndash;200&nbsp;g sachets.<\/p>\n        <\/div>\n      <\/article>\n\n      <article class=\"sw-bt-product\">\n        <div class=\"sw-bt-product__visual\">\n          <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2026\/05\/SNACK-BISCUIT-3-SIDE-SEAL-POUCH.webp\"\n               alt=\"Cigar biscuit snacks in a 3-side seal pouch\"\n               width=\"800\" height=\"800\"\n               loading=\"lazy\">\n        <\/div>\n        <div class=\"sw-bt-product__body\">\n          <h3 class=\"sw-bt-product__title\">Snack &amp; Biscuit<\/h3>\n          <p class=\"sw-bt-product__desc\">Stick biscuits, mini crackers, coated peanuts, wafers, cereal bars. Multi-head weigher (SW-420A series) handles fragile snacks at 30&ndash;80 bags\/min in 50&ndash;300&nbsp;g portion bags.<\/p>\n        <\/div>\n      <\/article>\n\n      <article class=\"sw-bt-product\">\n        <div class=\"sw-bt-product__visual\">\n          <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2026\/05\/DRIED-FRUIT-3-SIDE-SEAL-POUCH.webp\"\n               alt=\"Mixed dried fruits in a 3-side seal sachet\"\n               width=\"800\" height=\"800\"\n               loading=\"lazy\">\n        <\/div>\n        <div class=\"sw-bt-product__body\">\n          <h3 class=\"sw-bt-product__title\">Dried Fruit &amp; Nuts<\/h3>\n          <p class=\"sw-bt-product__desc\">Trail mix, raisins, mango slices, cashews, granola in 30&ndash;200&nbsp;g impulse-buy sachets. Linear weigher or measure cup (SW-320C \/ SW-320D) at 30&ndash;70 bags\/min.<\/p>\n        <\/div>\n      <\/article>\n\n      <article class=\"sw-bt-product\">\n        <div class=\"sw-bt-product__visual\">\n          <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2026\/05\/GUMMY-CANDY-3-SIDE-SEAL-POUCH-ZIPPER.webp\"\n               alt=\"Gummy candy in a 3-side seal pouch with resealable zipper\"\n               width=\"800\" height=\"800\"\n               loading=\"lazy\">\n        <\/div>\n        <div class=\"sw-bt-product__body\">\n          <h3 class=\"sw-bt-product__title\">Candy &amp; Confectionery<\/h3>\n          <p class=\"sw-bt-product__desc\">Gummies, hard candy, jelly bites, fruit chews. Zipper-reseal option on 3-side seal converts an impulse pack into a daily-use SKU &mdash; see <a href=\"\/zipper-pouch-packing-machine\/\">zipper pouch machines<\/a> for the configuration.<\/p>\n        <\/div>\n      <\/article>\n\n    <\/div>\n  <\/div>\n<\/section>\n\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n     \u00a74  MACHINE LINEUP  \u2014  10 machines in 2 sub-grids\n     \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<section class=\"sw-section sw-bt-section sw-bt-machines\" id=\"sw-bt-machines\">\n  <div class=\"sw-shell\">\n    <header class=\"sw-bt-head\">\n      <span class=\"sw-bt-eyebrow\">Machine Lineup<\/span>\n      <div class=\"sw-bt-head__body\">\n        <h2 class=\"sw-bt-h2\">Ten ShengWei machines produce 3-side seal sachets.<\/h2>\n        <p class=\"sw-bt-intro\">Two production routes deliver the same 3-side seal sachet. <strong>Collar-type lines<\/strong> draw rollstock film over a metal collar, form the bag around it, and fill in a single rotary action &mdash; ideal for medium-speed sachet production with versatile filling systems. <strong>Vertical form-fill-seal (VFFS) lines<\/strong> form the bag from rollstock and fill in a continuous downward pass &mdash; ideal for high-speed multi-lane production. Pick by speed, lane count, and filler type.<\/p>\n      <\/div>\n    <\/header>\n\n    <!-- Group 1: Collar-Type -->\n    <div class=\"sw-bt-machines__group\">\n      <div class=\"sw-bt-machines__subhead\">\n        <span>Collar-Type Sachet Lines<\/span>\n        <span class=\"sw-bt-machines__subhead-count\">5 Models<\/span>\n      <\/div>\n\n      <div class=\"sw-bt-machines__grid sw-bt-machines__grid--3col\">\n\n        <article class=\"sw-bt-machine\">\n          <span class=\"sw-bt-machine__model\">SW-420A \/ 620A \/ 820A<\/span>\n          <div class=\"sw-bt-machine__visual\">\n            <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/02\/Collar-Type-Multi-heads-Granule-Weigher-Packing-Machine-SW-420A-620A-820A.webp\"\n                 alt=\"ShengWei SW-420A series collar-type multi-head granule weigher\"\n                 width=\"600\" height=\"450\" loading=\"lazy\">\n          <\/div>\n          <div class=\"sw-bt-machine__body\">\n            <h3 class=\"sw-bt-machine__title\">Multi-Head Granule Weigher<\/h3>\n            <p class=\"sw-bt-machine__desc\">10 or 14-head combination weigher with vibration trays for fragile snacks &mdash; chips, biscuits, candy, nuts, coated peanuts. Pre-forms the bag from rollstock film over a metal collar, then fills in a single rotary cycle. Three model variants 420 \/ 620 \/ 820&nbsp;mm cover sachet to mid-size bag widths.<\/p>\n            <dl class=\"sw-bt-machine__meta\">\n              <dt>Speed<\/dt><dd>30&ndash;80 bags\/min<\/dd>\n              <dt>Bag Size<\/dt><dd>50&ndash;200 &times; 60&ndash;300 mm<\/dd>\n              <dt>Filler<\/dt><dd>10 \/ 14-head weigher<\/dd>\n            <\/dl>\n            <a class=\"sw-bt-machine__cta\" href=\"\/collar-type-packing-machine\/collar-type-multi-heads-granule-weigher-packing-machine\/\">View Granule Line &rarr;<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"sw-bt-machine\">\n          <span class=\"sw-bt-machine__model\">SW-420E \/ 620E<\/span>\n          <div class=\"sw-bt-machine__visual\">\n            <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/02\/Collar-Type-Auger-Powder-Automatic-Packing-Machine.webp\"\n                 alt=\"ShengWei SW-420E collar-type auger powder packing machine\"\n                 width=\"600\" height=\"450\" loading=\"lazy\">\n          <\/div>\n          <div class=\"sw-bt-machine__body\">\n            <h3 class=\"sw-bt-machine__title\">Auger Powder Filler<\/h3>\n            <p class=\"sw-bt-machine__desc\">Servo-driven auger screw with vibrating funnel for dust-free powder feeding. Anti-leak nozzle prevents contamination on fine spice, chili powder, flour, milk powder, supplement mixes. Two bag-width variants 420 \/ 620&nbsp;mm; ideal for 30&ndash;500&nbsp;g sachets at hospitality and retail single-serve scale.<\/p>\n            <dl class=\"sw-bt-machine__meta\">\n              <dt>Speed<\/dt><dd>25&ndash;60 bags\/min<\/dd>\n              <dt>Bag Size<\/dt><dd>50&ndash;200 &times; 60&ndash;300 mm<\/dd>\n              <dt>Filler<\/dt><dd>Servo auger screw<\/dd>\n            <\/dl>\n            <a class=\"sw-bt-machine__cta\" href=\"\/collar-type-packing-machine\/collar-type-auger-powder-automatic-packing-machine\/\">View Powder Line &rarr;<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"sw-bt-machine\">\n          <span class=\"sw-bt-machine__model\">SW-420F<\/span>\n          <div class=\"sw-bt-machine__visual\">\n            <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/02\/Collar-Type-Liquid-Packing-Machine-SW-420F.webp\"\n                 alt=\"ShengWei SW-420F collar-type liquid packing machine\"\n                 width=\"600\" height=\"450\" loading=\"lazy\">\n          <\/div>\n          <div class=\"sw-bt-machine__body\">\n            <h3 class=\"sw-bt-machine__title\">Liquid &amp; Sauce Filler<\/h3>\n            <p class=\"sw-bt-machine__desc\">Piston pump filler with anti-drip valve for ketchup, salad dressing, soy sauce, edible oil, juice. Optional heated jacket for high-viscosity sauces and chocolate. CIP-ready stainless contact parts for daily wash-down on food-grade lines.<\/p>\n            <dl class=\"sw-bt-machine__meta\">\n              <dt>Speed<\/dt><dd>30&ndash;50 bags\/min<\/dd>\n              <dt>Bag Size<\/dt><dd>50&ndash;200 &times; 60&ndash;300 mm<\/dd>\n              <dt>Filler<\/dt><dd>Piston pump (CIP-ready)<\/dd>\n            <\/dl>\n            <a class=\"sw-bt-machine__cta\" href=\"\/collar-type-packing-machine\/collar-type-liquid-packing-machine\/\">View Liquid Line &rarr;<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"sw-bt-machine\">\n          <span class=\"sw-bt-machine__model\">SW-320C<\/span>\n          <div class=\"sw-bt-machine__visual\">\n            <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/02\/Collar-Type-with-4-Heads-Linear-Weigher-Packing-Machine-SW320C.webp\"\n                 alt=\"ShengWei SW-320C collar-type 4-head linear weigher packing machine\"\n                 width=\"600\" height=\"450\" loading=\"lazy\">\n          <\/div>\n          <div class=\"sw-bt-machine__body\">\n            <h3 class=\"sw-bt-machine__title\">4-Head Linear Weigher<\/h3>\n            <p class=\"sw-bt-machine__desc\">4-head linear scale ideal for fine free-flowing granules and small fills &mdash; sugar, salt, MSG, fine candy beads, instant coffee crystals. Lower CapEx alternative to multi-head combination weighers when accuracy demand is moderate (&plusmn;1.5%) instead of high-precision.<\/p>\n            <dl class=\"sw-bt-machine__meta\">\n              <dt>Speed<\/dt><dd>40&ndash;70 bags\/min<\/dd>\n              <dt>Bag Size<\/dt><dd>30&ndash;150 &times; 50&ndash;200 mm<\/dd>\n              <dt>Filler<\/dt><dd>4-head linear weigher<\/dd>\n            <\/dl>\n            <a class=\"sw-bt-machine__cta\" href=\"\/collar-type-packing-machine\/collar-type-with-4-heads-linear-weigher-packing-machine\/\">View Linear Line &rarr;<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"sw-bt-machine\">\n          <span class=\"sw-bt-machine__model\">SW-320D \/ 420D<\/span>\n          <div class=\"sw-bt-machine__visual\">\n            <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/02\/SW-320D-420D-Collar-Type-Measure-Cups-Packing-Machine.webp\"\n                 alt=\"ShengWei SW-320D\/420D collar-type measure cup packing machine\"\n                 width=\"600\" height=\"450\" loading=\"lazy\">\n          <\/div>\n          <div class=\"sw-bt-machine__body\">\n            <h3 class=\"sw-bt-machine__title\">Measure Cup Filler<\/h3>\n            <p class=\"sw-bt-machine__desc\">Volumetric measure-cup filler &mdash; the most economical solution for free-flowing granules and beans where weight tolerance &plusmn;2&ndash;3% is acceptable. Quick changeover between cup sizes via tool-less swap. Best for rice, lentils, beans, regular granule snacks at entry-level CapEx.<\/p>\n            <dl class=\"sw-bt-machine__meta\">\n              <dt>Speed<\/dt><dd>30&ndash;60 bags\/min<\/dd>\n              <dt>Bag Size<\/dt><dd>30&ndash;200 &times; 50&ndash;300 mm<\/dd>\n              <dt>Filler<\/dt><dd>Volumetric cup (swappable)<\/dd>\n            <\/dl>\n            <a class=\"sw-bt-machine__cta\" href=\"\/collar-type-packing-machine\/collar-type-measure-cups-packing-machine\/\">View Cup Line &rarr;<\/a>\n          <\/div>\n        <\/article>\n\n      <\/div>\n    <\/div>\n\n    <!-- Group 2: Vertical -->\n    <div class=\"sw-bt-machines__group\">\n      <div class=\"sw-bt-machines__subhead\">\n        <span>Vertical Form-Fill-Seal Lines<\/span>\n        <span class=\"sw-bt-machines__subhead-count\">5 Models<\/span>\n      <\/div>\n\n      <div class=\"sw-bt-machines__grid sw-bt-machines__grid--3col\">\n\n        <article class=\"sw-bt-machine\">\n          <span class=\"sw-bt-machine__model\">SW-A6<\/span>\n          <div class=\"sw-bt-machine__visual\">\n            <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/09\/Automatic-six-column-three-side-sealing-vertical-packaging-machine-SW-A6.webp\"\n                 alt=\"ShengWei SW-A6 six-column three-side-sealing vertical packing machine\"\n                 width=\"600\" height=\"450\" loading=\"lazy\">\n          <\/div>\n          <div class=\"sw-bt-machine__body\">\n            <h3 class=\"sw-bt-machine__title\">6-Column High-Speed<\/h3>\n            <p class=\"sw-bt-machine__desc\">Six parallel lanes triple per-machine output for small sachets &mdash; strawberry jam, instant coffee, ketchup single-serves, sample sachets. Multi-pump filling station fills all 6 lanes simultaneously. Highest throughput in the lineup at 60&ndash;150 total bags\/min.<\/p>\n            <dl class=\"sw-bt-machine__meta\">\n              <dt>Speed<\/dt><dd>60&ndash;150 bags\/min (total)<\/dd>\n              <dt>Bag Size<\/dt><dd>30&ndash;80 &times; 50&ndash;180 mm\/lane<\/dd>\n              <dt>Filler<\/dt><dd>6-lane multi-pump (liquid)<\/dd>\n            <\/dl>\n            <a class=\"sw-bt-machine__cta\" href=\"\/full-automatic-vertical-packing-machine\/automatic-six-column-three-side-sealing-vertical-packaging-machine\/\">View 6-Column &rarr;<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"sw-bt-machine\">\n          <span class=\"sw-bt-machine__model\">SW-1022<\/span>\n          <div class=\"sw-bt-machine__visual\">\n            <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/09\/Automatic-Vertical-Triangle-Packing-Machine-SW-1022.webp\"\n                 alt=\"ShengWei SW-1022 vertical triangle bag packing machine\"\n                 width=\"600\" height=\"450\" loading=\"lazy\">\n          <\/div>\n          <div class=\"sw-bt-machine__body\">\n            <h3 class=\"sw-bt-machine__title\">Triangle Bag Vertical<\/h3>\n            <p class=\"sw-bt-machine__desc\">Triangle \/ pyramid pouch shape for tea bag, coated nuts, hard candy, jelly bites. Distinctive on-shelf appearance differentiates premium SKUs from rectangular sachets. Single-lane production with multi-head weigher feeding the triangular forming tube.<\/p>\n            <dl class=\"sw-bt-machine__meta\">\n              <dt>Speed<\/dt><dd>30&ndash;60 bags\/min<\/dd>\n              <dt>Bag Size<\/dt><dd>60&ndash;120 mm side<\/dd>\n              <dt>Filler<\/dt><dd>Multi-head weigher<\/dd>\n            <\/dl>\n            <a class=\"sw-bt-machine__cta\" href=\"\/full-automatic-vertical-packing-machine\/automatic-vertical-triangle-packing-machine\/\">View Triangle &rarr;<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"sw-bt-machine\">\n          <span class=\"sw-bt-machine__model\">SW-2030D<\/span>\n          <div class=\"sw-bt-machine__visual\">\n            <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/09\/Pendular-Small-Granule-Vertical-Packing-Machine-SW-2030D.webp\"\n                 alt=\"ShengWei SW-2030D pendular small granule vertical packing machine\"\n                 width=\"600\" height=\"450\" loading=\"lazy\">\n          <\/div>\n          <div class=\"sw-bt-machine__body\">\n            <h3 class=\"sw-bt-machine__title\">Pendular Small Granule<\/h3>\n            <p class=\"sw-bt-machine__desc\">Pendular feeder oscillates between two positions for accurate dosing of small free-flowing granules &mdash; sugar, salt, candy beads, coffee beans, sesame, fennel seed. Compact footprint suits tight factory layouts. Lower CapEx than full multi-head weigher for sub-50&nbsp;g sachets.<\/p>\n            <dl class=\"sw-bt-machine__meta\">\n              <dt>Speed<\/dt><dd>40&ndash;80 bags\/min<\/dd>\n              <dt>Bag Size<\/dt><dd>50&ndash;200 &times; 60&ndash;300 mm<\/dd>\n              <dt>Filler<\/dt><dd>Pendular small-granule<\/dd>\n            <\/dl>\n            <a class=\"sw-bt-machine__cta\" href=\"\/full-automatic-vertical-packing-machine\/pendular-small-granule-vertical-packing-machine\/\">View Pendular &rarr;<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"sw-bt-machine\">\n          <span class=\"sw-bt-machine__model\">SW-1328<\/span>\n          <div class=\"sw-bt-machine__visual\">\n            <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/09\/Three-Side-Sealing-Vertical-Packing-Machine.webp\"\n                 alt=\"ShengWei SW-1328 three-sides-sealing vertical packing machine\"\n                 width=\"600\" height=\"450\" loading=\"lazy\">\n          <\/div>\n          <div class=\"sw-bt-machine__body\">\n            <h3 class=\"sw-bt-machine__title\">Single-Lane Vertical<\/h3>\n            <p class=\"sw-bt-machine__desc\">General-purpose single-lane vertical machine for medium-volume 3-side seal production at larger bag widths than collar-type can handle. Accepts multi-head weigher, auger, or measure cup filling stations &mdash; switch by changing the upper module. Best for 100&ndash;500&nbsp;g coffee, spice, or nut bags.<\/p>\n            <dl class=\"sw-bt-machine__meta\">\n              <dt>Speed<\/dt><dd>30&ndash;50 bags\/min<\/dd>\n              <dt>Bag Size<\/dt><dd>80&ndash;320 &times; 100&ndash;380 mm<\/dd>\n              <dt>Filler<\/dt><dd>Multi-head \/ cup \/ auger<\/dd>\n            <\/dl>\n            <a class=\"sw-bt-machine__cta\" href=\"\/full-automatic-vertical-packing-machine\/three-sides-sealing-vertical-packing-machine\/\">View SW-1328 &rarr;<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"sw-bt-machine\">\n          <span class=\"sw-bt-machine__model\">SW-2830B<\/span>\n          <div class=\"sw-bt-machine__visual\">\n            <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/09\/Full-Automatic-Reciprocating-Vertical-Packing-Machine-SW-2830B.webp\"\n                 alt=\"ShengWei SW-2830B full-automatic reciprocating vertical packing machine\"\n                 width=\"600\" height=\"450\" loading=\"lazy\">\n          <\/div>\n          <div class=\"sw-bt-machine__body\">\n            <h3 class=\"sw-bt-machine__title\">Reciprocating High-Speed<\/h3>\n            <p class=\"sw-bt-machine__desc\">Reciprocating jaw motion enables continuous high-speed production at smaller fill weights &mdash; coffee stick pack, sample sachet, instant drink mix mini-sachets. PLC syncs film draw, fill, and seal in one synchronized cycle. Best for high-volume single-SKU production runs.<\/p>\n            <dl class=\"sw-bt-machine__meta\">\n              <dt>Speed<\/dt><dd>60&ndash;120 bags\/min<\/dd>\n              <dt>Bag Size<\/dt><dd>30&ndash;120 &times; 50&ndash;200 mm<\/dd>\n              <dt>Filler<\/dt><dd>Multi-lane (configurable)<\/dd>\n            <\/dl>\n            <a class=\"sw-bt-machine__cta\" href=\"\/full-automatic-vertical-packing-machine\/full-automatic-reciprocating-vertical-packing-machine\/\">View Reciprocating &rarr;<\/a>\n          <\/div>\n        <\/article>\n\n      <\/div>\n    <\/div>\n\n  <\/div>\n<\/section>\n\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n     \u00a75  TECHNICAL SPECS  \u2014  4 representative machines (light)\n     \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<section class=\"sw-bt-specs\">\n  <div class=\"sw-shell\">\n    <header class=\"sw-bt-specs__head\">\n      <span class=\"sw-bt-eyebrow\">Technical Data<\/span>\n      <h2 class=\"sw-bt-h2\">Specifications: 4 Representative Machines<\/h2>\n    <\/header>\n\n    <p class=\"sw-bt-intro\" style=\"max-width:920px;margin:0 0 28px\">Below are four machines covering the main filler types: collar-type granule, collar-type powder, multi-lane vertical high-speed, and single-lane vertical. Full specs for the remaining six machines are available on each model&rsquo;s detail page (see <a href=\"#sw-bt-machines\">machine lineup above<\/a>).<\/p>\n\n    <div class=\"sw-bt-specs__table-wrap\">\n      <table class=\"sw-data-table sw-bt-specs__table\">\n        <thead>\n          <tr>\n            <th scope=\"col\">Spec<\/th>\n            <th scope=\"col\">SW-420A \/ 620A \/ 820A<\/th>\n            <th scope=\"col\">SW-420E \/ 620E<\/th>\n            <th scope=\"col\">SW-A6 (6-Lane)<\/th>\n            <th scope=\"col\">SW-1328<\/th>\n          <\/tr>\n        <\/thead>\n        <tbody>\n          <tr><th scope=\"row\">Bag Pattern<\/th><td>3-side seal<\/td><td>3-side seal<\/td><td>3-side seal<\/td><td>3-side seal<\/td><\/tr>\n          <tr><th scope=\"row\">Bag Width<\/th><td>50&ndash;200 mm<\/td><td>50&ndash;200 mm<\/td><td>30&ndash;80 mm (per lane)<\/td><td>80&ndash;320 mm<\/td><\/tr>\n          <tr><th scope=\"row\">Bag Length<\/th><td>60&ndash;300 mm<\/td><td>60&ndash;300 mm<\/td><td>50&ndash;180 mm<\/td><td>100&ndash;380 mm<\/td><\/tr>\n          <tr><th scope=\"row\">Fill Range<\/th><td>10&ndash;1000 g<\/td><td>10&ndash;1000 g<\/td><td>1&ndash;30 g\/lane<\/td><td>30&ndash;1500 g<\/td><\/tr>\n          <tr><th scope=\"row\">Speed<\/th><td>30&ndash;80 bags\/min<\/td><td>25&ndash;60 bags\/min<\/td><td>60&ndash;150 bags\/min<\/td><td>30&ndash;50 bags\/min<\/td><\/tr>\n          <tr><th scope=\"row\">Filler Type<\/th><td>Multi-head weigher<\/td><td>Auger screw<\/td><td>Pump \/ piston (liquid)<\/td><td>Multi-head \/ cup \/ auger<\/td><\/tr>\n          <tr><th scope=\"row\">Material<\/th><td>SUS304<\/td><td>SUS304<\/td><td>SUS304<\/td><td>SUS304<\/td><\/tr>\n          <tr><th scope=\"row\">Power<\/th><td>4.0 kW<\/td><td>3.5 kW<\/td><td>5.5 kW<\/td><td>3.8 kW<\/td><\/tr>\n        <\/tbody>\n      <\/table>\n    <\/div>\n  <\/div>\n<\/section>\n\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n     \u00a76  TRADE-OFFS  \u2014  3-Side Seal vs Stand-Up vs Back-Seal\n     \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<section class=\"sw-section sw-bt-section sw-bt-tradeoffs\">\n  <div class=\"sw-shell\">\n    <header class=\"sw-bt-head\">\n      <span class=\"sw-bt-eyebrow\">Make the Right Choice<\/span>\n      <div class=\"sw-bt-head__body\">\n        <h2 class=\"sw-bt-h2\">When to choose 3-side seal vs alternatives<\/h2>\n        <p class=\"sw-bt-intro\">3-side seal is the cheapest flexible format and the workhorse of single-serve. But if you need shelf presence, daily-use reseal, or 200+ bags\/min on a single SKU, another bag style may serve you better. Honest trade-off below.<\/p>\n      <\/div>\n    <\/header>\n\n    <div class=\"sw-bt-tradeoffs__grid\">\n\n      <article class=\"sw-bt-tradeoff sw-bt-tradeoff--primary\">\n        <div class=\"sw-bt-tradeoff__visual\">\n          <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/01\/3-Side-Seal-Pouch.webp\"\n               alt=\"3-side seal sachet line drawing\"\n               width=\"220\" height=\"220\" loading=\"lazy\">\n        <\/div>\n        <h3 class=\"sw-bt-tradeoff__title\">3-Side Seal Sachet<\/h3>\n        <ul class=\"sw-bt-tradeoff__list\">\n          <li>Lowest material cost per unit<\/li>\n          <li>Compact flat format for bulk transport<\/li>\n          <li>Best for single-serve and trial sizes<\/li>\n          <li>Wide industry use (food, hospitality, samples)<\/li>\n          <li>Optional zipper for daily-use reseal SKUs<\/li>\n        <\/ul>\n        <p class=\"sw-bt-tradeoff__note\">You are reading this page<\/p>\n      <\/article>\n\n      <article class=\"sw-bt-tradeoff\">\n        <div class=\"sw-bt-tradeoff__visual\">\n          <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/01\/Stand-Up-Pouch.webp\"\n               alt=\"Stand-up pouch line drawing\"\n               width=\"220\" height=\"220\" loading=\"lazy\">\n        <\/div>\n        <h3 class=\"sw-bt-tradeoff__title\">Stand-Up Pouch (Doypack)<\/h3>\n        <ul class=\"sw-bt-tradeoff__list\">\n          <li>Excellent shelf presence and vertical face<\/li>\n          <li>Self-standing for premium retail impact<\/li>\n          <li>High barrier protection options<\/li>\n          <li>Resealable zipper for daily-use SKUs<\/li>\n          <li>Higher film cost per bag<\/li>\n        <\/ul>\n        <a class=\"sw-bt-tradeoff__link\" href=\"\/stand-up-pouch-packing-machine\/\">Learn more about stand-up pouch &rarr;<\/a>\n      <\/article>\n\n      <article class=\"sw-bt-tradeoff\">\n        <div class=\"sw-bt-tradeoff__visual\">\n          <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/01\/Back-Seal-Pouch.webp\"\n               alt=\"Back-seal pillow pouch line drawing\"\n               width=\"220\" height=\"220\" loading=\"lazy\">\n        <\/div>\n        <h3 class=\"sw-bt-tradeoff__title\">Back-Seal Pillow Pouch<\/h3>\n        <ul class=\"sw-bt-tradeoff__list\">\n          <li>Highest production speed (200+ bpm)<\/li>\n          <li>Cost-effective for high-volume single SKUs<\/li>\n          <li>Common in flow-wrapped chips and candy<\/li>\n          <li>Lightweight and compact for shipping<\/li>\n          <li>Single-fin seam down the back<\/li>\n        <\/ul>\n        <a class=\"sw-bt-tradeoff__link\" href=\"\/back-seal-pouch-packing-machine\/\">Learn more about back-seal pillow &rarr;<\/a>\n      <\/article>\n\n    <\/div>\n  <\/div>\n<\/section>\n\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n     \u00a77  FAQ\n     \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<section class=\"sw-section sw-bt-section sw-bt-section--alt sw-bt-faq\">\n  <div class=\"sw-shell\">\n    <div class=\"sw-bt-faq__layout\">\n      <header class=\"sw-bt-faq__head\">\n        <span class=\"sw-bt-eyebrow\">Questions Answered<\/span>\n        <h2 class=\"sw-bt-h2 sw-bt-h2--small\">FAQ<\/h2>\n      <\/header>\n\n      <div class=\"sw-bt-faq__list\">\n\n        <details class=\"sw-bt-faq__item\">\n          <summary>What&rsquo;s the smallest sachet size you can run on a 3-side seal machine?<\/summary>\n          <div class=\"sw-bt-faq__answer\">\n            <p>On the SW-A6 multi-lane VFFS, individual sachets can go down to 30&times;50&nbsp;mm with 1&ndash;5&nbsp;g fill (sugar \/ salt \/ coffee creamer single-serves). Collar-type single-lane machines (SW-420 series) start at 50&times;60&nbsp;mm. Below 30&nbsp;mm width, consider 4-side seal stick packs instead &mdash; see our <a href=\"\/4-side-seal-pouch-packing-machine\/\">4-side seal stick pack page<\/a>.<\/p>\n          <\/div>\n        <\/details>\n\n        <details class=\"sw-bt-faq__item\">\n          <summary>Can I run liquid in 3-side seal sachets?<\/summary>\n          <div class=\"sw-bt-faq__answer\">\n            <p>Yes. The SW-420F collar-type liquid machine and the SW-A6 multi-lane vertical both fill liquids and viscous sauces (ketchup, salad dressing, oil, soy sauce, jam) in 3-side seal sachets. Piston pumps and time-pressure fillers are both available depending on your viscosity. Pillow-pouch fin-seal is the alternative for very-high-speed liquid; see <a href=\"\/back-seal-pouch-packing-machine\/\">back-seal pillow pouch<\/a>.<\/p>\n          <\/div>\n        <\/details>\n\n        <details class=\"sw-bt-faq__item\">\n          <summary>How does collar-type compare to vertical form-fill-seal for 3-side seal output?<\/summary>\n          <div class=\"sw-bt-faq__answer\">\n            <p>Collar-type lines (SW-420 series) draw the film over a metal collar, fill in a rotary cycle, and run 25&ndash;80 bags\/min single-lane. Vertical form-fill-seal lines (SW-A6, SW-1328, SW-2830B) form the bag from rollstock in a continuous downward pass and run 30&ndash;150 bags\/min, with multi-lane configurations multiplying lane output. Pick collar-type for versatile single-lane sachets up to 320&nbsp;mm width, vertical for high-speed multi-lane single-serve. See <a href=\"\/collar-type-packing-machine\/\">collar-type machines<\/a> and <a href=\"\/full-automatic-vertical-packing-machine\/\">vertical machines<\/a> categories.<\/p>\n          <\/div>\n        <\/details>\n\n        <details class=\"sw-bt-faq__item\">\n          <summary>Can a 3-side seal sachet have a zipper for resealable hospitality items?<\/summary>\n          <div class=\"sw-bt-faq__answer\">\n            <p>Yes &mdash; gummy candy, chewy snacks, dried fruit, and pet treats all use 3-side seal with press-to-close zippers. The zipper is added to the rollstock film by your bag converter or as an in-line module on the machine. See our <a href=\"\/zipper-pouch-packing-machine\/\">zipper pouch packing machine<\/a> page for the zipper module configuration and supported zipper types.<\/p>\n          <\/div>\n        <\/details>\n\n        <details class=\"sw-bt-faq__item\">\n          <summary>What films and laminates work with 3-side seal sachets?<\/summary>\n          <div class=\"sw-bt-faq__answer\">\n            <p>3-side seal sachets accept PET\/PE, PET\/AL\/PE (foil laminate for high-barrier), kraft paper laminate (for premium positioning), recyclable mono-PE, OPP\/PE for low-cost SKUs, and metallized films from 50&ndash;120 micron thickness. Sealing temperature, jaw pressure, and dwell time are all adjustable per film type via the HMI. Ship a sample bag and product to our <a href=\"\/factory\/\">Guangdong factory<\/a> for a sealing test before commitment.<\/p>\n          <\/div>\n        <\/details>\n\n        <details class=\"sw-bt-faq__item\">\n          <summary>What&rsquo;s the typical cost per sachet?<\/summary>\n          <div class=\"sw-bt-faq__answer\">\n            <p>3-side seal has the lowest film cost of any flexible format &mdash; typically USD 0.005&ndash;0.015 per bag at standard 1&ndash;10&nbsp;g fill weight, depending on film grade, print, and order volume. Cost scales with bag size, barrier requirements, and zipper option. Multi-lane high-speed lines (SW-A6) reduce labor cost per bag substantially compared to single-lane.<\/p>\n          <\/div>\n        <\/details>\n\n        <details class=\"sw-bt-faq__item\">\n          <summary>Lead time and payment terms?<\/summary>\n          <div class=\"sw-bt-faq__answer\">\n            <p>Standard lead time 25&ndash;35 working days from deposit confirmation to FOB Shantou for any of the 10 machines. Payment: 30% deposit, 70% before shipment by T\/T. Custom configurations (special voltage, multi-language HMI, additional weighing stations, zipper modules) may add 5&ndash;10 days. Sea freight transit: SE Asia 7&ndash;14 days, Middle East 18&ndash;25 days, Europe 30&ndash;40 days. ShengWei has been <a href=\"\/about-us\/\">building these lines in Guangdong since 2003<\/a>.<\/p>\n          <\/div>\n        <\/details>\n\n        <details class=\"sw-bt-faq__item\">\n          <summary>Can I run a sample test before commitment?<\/summary>\n          <div class=\"sw-bt-faq__answer\">\n            <p>Yes. Ship 2&ndash;5&nbsp;kg of your product (powder, granule, liquid, or solid) plus a sample bag to our Shantou factory. ShengWei runs a packing test on the actual machine, records video of the run, and shares results with recommended speed and fill settings. Reach our sales team via the <a href=\"\/contact\/\">contact page<\/a> for the shipping address.<\/p>\n          <\/div>\n        <\/details>\n\n      <\/div>\n    <\/div>\n  <\/div>\n<\/section>\n\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n     \u00a78  FINAL CTA\n     \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<section class=\"sw-cta-dark\">\n  <div class=\"sw-shell\">\n    <div class=\"sw-cta-grid\">\n\n      <div>\n        <span class=\"sw-eyebrow\">Get a Quote<\/span>\n        <h2 class=\"sw-section-title\" style=\"text-align:left\">Ready to spec your 3-side seal sachet line?<\/h2>\n        <p class=\"sw-lead\">Send us your product type, sachet dimensions, and target output. Our engineers reply within 12 hours with a sized quote, layout drawing, and sample-test plan tailored to your line &mdash; collar-type or vertical, single-lane or multi-lane.<\/p>\n        <p class=\"sw-workflow-text\">info@shengweimachine.com &middot; +86 181 2511 2025<\/p>\n      <\/div>\n\n      <div class=\"sw-cta-buttons\">\n        <a href=\"javascript:void(0)\"\n           onclick=\"if(typeof elementorProFrontend!=='undefined'){elementorProFrontend.modules.popup.showPopup({id:840})}\"\n           data-elementor-open-popup=\"840\"\n           class=\"sw-btn-primary\">Request a Quote &rarr;<\/a>\n        <a href=\"https:\/\/wa.me\/8618125112025?text=Hello%2C+I%27m+interested+in+3-side+seal+pouch+packaging+machines.\" class=\"sw-btn-secondary\" target=\"_blank\" rel=\"noopener\">WhatsApp Now<\/a>\n      <\/div>\n\n    <\/div>\n  <\/div>\n<\/section>\n\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n     SCHEMA  \u2014  CollectionPage + BreadcrumbList + FAQPage + ItemList\n     \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<script type=\"application\/ld+json\">\n[\n  {\n    \"@context\": \"https:\/\/schema.org\",\n    \"@type\": \"CollectionPage\",\n    \"name\": \"3 Side Seal Pouch Packing Machines\",\n    \"description\": \"Ten ShengWei machines \u2014 five collar-type sachet lines and five vertical form-fill-seal lines \u2014 producing flat 3-side seal sachets from rollstock film at 20\u2013150 bags\/min. Granule, powder, liquid, and sauce filling systems for spice, snack, dried fruit, candy, sugar, salt, and ketchup sachets.\",\n    \"url\": \"https:\/\/www.shengweimachine.com\/3-side-seal-pouch-packing-machine\/\",\n    \"inLanguage\": \"en\",\n    \"datePublished\": \"2026-05-05\",\n    \"dateModified\": \"2026-05-05\",\n    \"isPartOf\": {\n      \"@type\": \"WebSite\",\n      \"name\": \"ShengWei Machine\",\n      \"url\": \"https:\/\/www.shengweimachine.com\/\"\n    },\n    \"about\": {\n      \"@type\": \"Thing\",\n      \"name\": \"3 side seal pouch packing machine\"\n    },\n    \"publisher\": {\n      \"@type\": \"Organization\",\n      \"name\": \"Guangdong Shengwei Machinery Technology Co., Ltd.\",\n      \"url\": \"https:\/\/www.shengweimachine.com\/\"\n    },\n    \"mainEntity\": {\n      \"@type\": \"ItemList\",\n      \"name\": \"ShengWei Machines for 3-Side Seal Sachet Production\",\n      \"description\": \"Ten machines split into 5 collar-type sachet lines and 5 vertical form-fill-seal lines, all producing 3-side seal sachets in granule, powder, liquid, or sauce configurations.\",\n      \"numberOfItems\": 10,\n      \"itemListElement\": [\n        { \"@type\": \"ListItem\", \"position\": 1, \"url\": \"https:\/\/www.shengweimachine.com\/collar-type-packing-machine\/collar-type-multi-heads-granule-weigher-packing-machine\/\", \"name\": \"SW-420A\/620A\/820A Collar-Type Multi-Head Granule Weigher\" },\n        { \"@type\": \"ListItem\", \"position\": 2, \"url\": \"https:\/\/www.shengweimachine.com\/collar-type-packing-machine\/collar-type-auger-powder-automatic-packing-machine\/\", \"name\": \"SW-420E\/620E Collar-Type Auger Powder\" },\n        { \"@type\": \"ListItem\", \"position\": 3, \"url\": \"https:\/\/www.shengweimachine.com\/collar-type-packing-machine\/collar-type-liquid-packing-machine\/\", \"name\": \"SW-420F Collar-Type Liquid\" },\n        { \"@type\": \"ListItem\", \"position\": 4, \"url\": \"https:\/\/www.shengweimachine.com\/collar-type-packing-machine\/collar-type-with-4-heads-linear-weigher-packing-machine\/\", \"name\": \"SW-320C Collar-Type 4-Head Linear Weigher\" },\n        { \"@type\": \"ListItem\", \"position\": 5, \"url\": \"https:\/\/www.shengweimachine.com\/collar-type-packing-machine\/collar-type-measure-cups-packing-machine\/\", \"name\": \"SW-320D\/420D Collar-Type Measure Cup\" },\n        { \"@type\": \"ListItem\", \"position\": 6, \"url\": \"https:\/\/www.shengweimachine.com\/full-automatic-vertical-packing-machine\/automatic-six-column-three-side-sealing-vertical-packaging-machine\/\", \"name\": \"SW-A6 Six-Column Three-Side-Sealing Vertical\" },\n        { \"@type\": \"ListItem\", \"position\": 7, \"url\": \"https:\/\/www.shengweimachine.com\/full-automatic-vertical-packing-machine\/automatic-vertical-triangle-packing-machine\/\", \"name\": \"SW-1022 Vertical Triangle Bag\" },\n        { \"@type\": \"ListItem\", \"position\": 8, \"url\": \"https:\/\/www.shengweimachine.com\/full-automatic-vertical-packing-machine\/pendular-small-granule-vertical-packing-machine\/\", \"name\": \"SW-2030D Pendular Small Granule Vertical\" },\n        { \"@type\": \"ListItem\", \"position\": 9, \"url\": \"https:\/\/www.shengweimachine.com\/full-automatic-vertical-packing-machine\/three-sides-sealing-vertical-packing-machine\/\", \"name\": \"SW-1328 Three-Sides-Sealing Vertical\" },\n        { \"@type\": \"ListItem\", \"position\": 10, \"url\": \"https:\/\/www.shengweimachine.com\/full-automatic-vertical-packing-machine\/full-automatic-reciprocating-vertical-packing-machine\/\", \"name\": \"SW-2830B Full-Automatic Reciprocating Vertical\" }\n      ]\n    }\n  },\n  {\n    \"@context\": \"https:\/\/schema.org\",\n    \"@type\": \"BreadcrumbList\",\n    \"itemListElement\": [\n      { \"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/www.shengweimachine.com\/\" },\n      { \"@type\": \"ListItem\", \"position\": 2, \"name\": \"Pouch Types\", \"item\": \"https:\/\/www.shengweimachine.com\/pouch-types\/\" },\n      { \"@type\": \"ListItem\", \"position\": 3, \"name\": \"3 Side Seal Pouch Packing Machine\", \"item\": \"https:\/\/www.shengweimachine.com\/3-side-seal-pouch-packing-machine\/\" }\n    ]\n  },\n  {\n    \"@context\": \"https:\/\/schema.org\",\n    \"@type\": \"FAQPage\",\n    \"mainEntity\": [\n      {\n        \"@type\": \"Question\",\n        \"name\": \"What's the smallest sachet size you can run on a 3-side seal machine?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"On the SW-A6 multi-lane VFFS, sachets go down to 30\u00d750 mm with 1\u20135 g fill. Collar-type single-lane machines start at 50\u00d760 mm. Below 30 mm width, consider 4-side seal stick packs instead.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"Can I run liquid in 3-side seal sachets?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"Yes. The SW-420F collar-type liquid machine and the SW-A6 multi-lane vertical both fill liquids and viscous sauces (ketchup, salad dressing, oil, soy sauce, jam) in 3-side seal sachets. Piston pumps and time-pressure fillers are both available.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"How does collar-type compare to vertical form-fill-seal for 3-side seal output?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"Collar-type lines run 25\u201380 bags\/min single-lane and handle bag widths up to 320 mm. Vertical form-fill-seal lines run 30\u2013150 bags\/min, with multi-lane configurations multiplying output. Pick collar-type for versatile single-lane sachets, vertical for high-speed multi-lane single-serve.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"Can a 3-side seal sachet have a zipper for resealable hospitality items?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"Yes \u2014 gummy candy, chewy snacks, dried fruit, and pet treats all use 3-side seal with press-to-close zippers. The zipper is added to the rollstock film by your bag converter or as an in-line module on the machine.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"What films and laminates work with 3-side seal sachets?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"PET\/PE, PET\/AL\/PE foil laminate, kraft paper laminate, recyclable mono-PE, OPP\/PE, and metallized films from 50\u2013120 micron thickness. Sealing temperature, jaw pressure, and dwell time are adjustable per film type via the HMI.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"What's the typical cost per sachet?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"USD 0.005\u20130.015 per bag at 1\u201310 g fill weight, depending on film grade, print, and order volume. Multi-lane high-speed lines reduce labor cost per bag substantially compared to single-lane.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"Lead time and payment terms?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"25\u201335 working days from deposit to FOB Shantou. Payment: 30% deposit, 70% before shipment by T\/T. Custom configurations may add 5\u201310 days. Sea freight transit: SE Asia 7\u201314 days, Middle East 18\u201325 days, Europe 30\u201340 days.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"Can I run a sample test before commitment?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"Yes. Ship 2\u20135 kg of your product plus a sample bag to our Shantou factory. ShengWei runs a packing test on the actual machine, records video, and shares results with recommended settings.\"\n        }\n      }\n    ]\n  }\n]\n<\/script>\n\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":3123,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-3128","page","type-page","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/www.shengweimachine.com\/zh\/wp-json\/wp\/v2\/pages\/3128","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.shengweimachine.com\/zh\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.shengweimachine.com\/zh\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.shengweimachine.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.shengweimachine.com\/zh\/wp-json\/wp\/v2\/comments?post=3128"}],"version-history":[{"count":1,"href":"https:\/\/www.shengweimachine.com\/zh\/wp-json\/wp\/v2\/pages\/3128\/revisions"}],"predecessor-version":[{"id":3147,"href":"https:\/\/www.shengweimachine.com\/zh\/wp-json\/wp\/v2\/pages\/3128\/revisions\/3147"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.shengweimachine.com\/zh\/wp-json\/wp\/v2\/media\/3123"}],"wp:attachment":[{"href":"https:\/\/www.shengweimachine.com\/zh\/wp-json\/wp\/v2\/media?parent=3128"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}