{"id":3136,"date":"2026-05-09T15:23:50","date_gmt":"2026-05-09T15:23:50","guid":{"rendered":"https:\/\/www.shengweimachine.com\/?page_id=3136"},"modified":"2026-05-11T09:02:34","modified_gmt":"2026-05-11T09:02:34","slug":"back-seal-pouch-packing-machine","status":"publish","type":"page","link":"https:\/\/www.shengweimachine.com\/zh\/back-seal-pouch-packing-machine\/","title":{"rendered":"\u80cc\u5c01\u5f0f\u5305\u88c5\u673a"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"3136\" class=\"elementor elementor-3136 elementor-bc-flex-widget\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-74a14c4 e-con-full e-flex e-con e-parent\" data-id=\"74a14c4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fcff5e4 elementor-widget elementor-widget-html\" data-id=\"fcff5e4\" 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\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>Back 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\">Back-Seal Vertical Pillow Lines<\/span>\n        <h1 class=\"sw-bt-hero__title\">Back Seal Pouch Packing Machines<\/h1>\n        <p class=\"sw-bt-hero__lead\">Seven ShengWei <a href=\"\/full-automatic-vertical-packing-machine\/\">vertical form-fill-seal lines<\/a> producing back-seal pillow pouches (also called fin-seal) &mdash; the highest-volume flexible format on earth for chips, snacks, candy, frozen vegetables, drip coffee single-serve, and stick packs. Single fin seam down the back plus top and bottom seals from rollstock film. Speed range 30&ndash;400&nbsp;bags\/min depending on lane count, with 10-column multi-lane configurations for extreme single-SKU throughput.<\/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>30&ndash;400<\/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\/BACK-SEAL-HERO.webp\"\n             alt=\"ShengWei vertical packing machine with multi-head weigher producing back-seal pillow pouches \u2014 pasta, rice, and nut & chocolate 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\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 back-seal pillow pouches?<\/h2>\n        <p class=\"sw-bt-intro\">Back-seal pillow is the workhorse of high-volume retail &mdash; the format you see on every supermarket shelf for snacks, candy, frozen aisle, and instant single-serve. Lowest film cost per bag, highest production speed, lightweight to ship. Below are the four largest back-seal product categories on ShengWei vertical lines.<\/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\/POTATO-CHIPS-BACK-SEAL-POUCH.webp\"\n               alt=\"Potato chips in a back-seal pillow pouch with metallic foil laminate\"\n               width=\"800\" height=\"800\"\n               loading=\"lazy\">\n        <\/div>\n        <div class=\"sw-bt-product__body\">\n          <h3 class=\"sw-bt-product__title\">Chips &amp; Crisps<\/h3>\n          <p class=\"sw-bt-product__desc\">Potato chips, kettle-cooked chips, tortilla chips, extruded snacks. The single highest-volume back-seal product worldwide. Metalized foil laminate for oxygen barrier; nitrogen flush extends shelf life. SW-2030A multi-head weigher feeds the forming tube.<\/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\/CANDY-WRAPPED-BACK-SEAL-POUCH.webp\"\n               alt=\"Wrapped candy mix in a back-seal pillow pouch with transparent window\"\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\">Wrapped hard candy, mixed gummies, chocolate pieces, jelly bites, marshmallows. SW-2030C tipping bucket handles irregular shapes that combination weighers struggle with. Transparent window in pouch face is standard for branded candy.<\/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\/FROZEN-VEGETABLES-BACK-SEAL-POUCH.webp\"\n               alt=\"Frozen mixed vegetables in a freezer-grade back-seal pillow 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\">Frozen Vegetables<\/h3>\n          <p class=\"sw-bt-product__desc\">Frozen peas, mixed vegetables, edamame, corn, IQF blueberries. Freezer-grade film with strong cold-temperature seal integrity. SW-2030A or SW-B10 multi-lane depending on volume; cold-fill capable with chilled product hopper.<\/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\/DRIP-COFFEE-BACK-SEAL-POUCH.webp\"\n               alt=\"Single-serve drip coffee bag in a small back-seal pillow 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\">Drip Coffee Single-Serve<\/h3>\n          <p class=\"sw-bt-product__desc\">Pour-over drip coffee bags, instant coffee sticks, electrolyte sticks, single-serve cocktail mixes. Small foil-laminate pillow pouches at 5&ndash;15&nbsp;g fill. SW-B10 ten-column or SW-2830B reciprocating drives high single-serve throughput.<\/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  7 machines in 2 sub-grids (4 + 3)\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\">Seven ShengWei vertical lines produce back-seal pillow pouches.<\/h2>\n        <p class=\"sw-bt-intro\">Two production tiers serve different volume needs. The <strong>SW-2030 Series<\/strong> covers single-lane production for general retail SKUs at 30&ndash;80&nbsp;bags\/min, with four filling-system variants. The <strong>High-Throughput Multi-Lane<\/strong> tier (SW-B10, SW-2830A, SW-2830B) parallelizes production for stick-pack and small-sachet SKUs at 60&ndash;400&nbsp;bags\/min total throughput.<\/p>\n      <\/div>\n    <\/header>\n\n    <!-- Group 1: SW-2030 Series -->\n    <div class=\"sw-bt-machines__group\">\n      <div class=\"sw-bt-machines__subhead\">\n        <span>Standard SW-2030 Series<\/span>\n        <span class=\"sw-bt-machines__subhead-count\">4 Models &middot; Single-Lane &middot; 30&ndash;80 bpm<\/span>\n      <\/div>\n\n      <div class=\"sw-bt-machines__grid\">\n\n        <article class=\"sw-bt-machine\">\n          <span class=\"sw-bt-machine__model\">SW-2030A<\/span>\n          <div class=\"sw-bt-machine__visual\">\n            <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/09\/Back-Side-Sealing-Granular-Vertical-Packing-Machine-SW-2030A.webp\"\n                 alt=\"ShengWei SW-2030A back-side sealing granular 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\">Granule Filler<\/h3>\n            <p class=\"sw-bt-machine__desc\">General-purpose back-seal vertical for granular products &mdash; chips, nuts, candy, sunflower seeds, dry snack mixes. Multi-head combination weigher feeds the forming tube via a vertical conveyor for \u00b11% accuracy on 50&ndash;1000&nbsp;g fills.<\/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; 80&ndash;300 mm<\/dd>\n              <dt>Filler<\/dt><dd>Multi-head weigher \/ cup<\/dd>\n            <\/dl>\n            <a class=\"sw-bt-machine__cta\" href=\"\/full-automatic-vertical-packing-machine\/back-side-sealing-granular-vertical-packing-machine\/\">View Granule Vertical &rarr;<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"sw-bt-machine\">\n          <span class=\"sw-bt-machine__model\">SW-2030B<\/span>\n          <div class=\"sw-bt-machine__visual\">\n            <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/09\/Back-Side-Sealing-Auger-Type-Powder-Automatic-Packing-Machine-SW-2030B.webp\"\n                 alt=\"ShengWei SW-2030B back-side sealing auger type 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 for back-seal powder packs &mdash; instant coffee, drip-coffee grounds, milk powder, baby formula, supplement mix. Anti-leak nozzle and integrated dust extraction prevent contamination on fine, airborne particles.<\/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>50&ndash;200 &times; 80&ndash;300 mm<\/dd>\n              <dt>Filler<\/dt><dd>Servo auger screw<\/dd>\n            <\/dl>\n            <a class=\"sw-bt-machine__cta\" href=\"\/full-automatic-vertical-packing-machine\/back-side-sealing-auger-type-powder-automatic-packing-machine\/\">View Powder Vertical &rarr;<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"sw-bt-machine\">\n          <span class=\"sw-bt-machine__model\">SW-2030C<\/span>\n          <div class=\"sw-bt-machine__visual\">\n            <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/09\/Back-Side-Sealing-Tipping-Bucket-Automatic-Vertical-Packing-Machine-SW-2030C.webp\"\n                 alt=\"ShengWei SW-2030C back-side sealing tipping bucket 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\">Tipping Bucket Filler<\/h3>\n            <p class=\"sw-bt-machine__desc\">Tipping bucket dosing for irregularly-shaped product where multi-head combination weighers underperform &mdash; gummies, jelly beans, mixed shapes, sticky candy. Bucket tips at the precise moment the bag is in position, releasing full dose without product hang-up.<\/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>50&ndash;200 &times; 80&ndash;300 mm<\/dd>\n              <dt>Filler<\/dt><dd>Tipping bucket (1 or 2 station)<\/dd>\n            <\/dl>\n            <a class=\"sw-bt-machine__cta\" href=\"\/full-automatic-vertical-packing-machine\/back-side-sealing-tipping-bucket-automatic-vertical-packing-machine\/\">View Tipping Bucket &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 small free-flowing granule dosing &mdash; sugar, salt, candy beads, sesame, coffee beans. Lowest CapEx in the SW-2030 series and most compact footprint, suitable for tight factory layouts and entry-level production.<\/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      <\/div>\n    <\/div>\n\n    <!-- Group 2: High-Throughput Multi-Lane -->\n    <div class=\"sw-bt-machines__group\">\n      <div class=\"sw-bt-machines__subhead\">\n        <span>High-Throughput Multi-Lane<\/span>\n        <span class=\"sw-bt-machines__subhead-count\">3 Models &middot; Multi-Lane &middot; 60&ndash;400 bpm<\/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-B10<\/span>\n          <div class=\"sw-bt-machine__visual\">\n            <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/09\/Automatic-ten-columns-back-sealing-vertical-packaging-machine-SW-B10.webp\"\n                 alt=\"ShengWei SW-B10 ten-column back-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\">Ten-Column Stick Pack<\/h3>\n            <p class=\"sw-bt-machine__desc\">10 parallel lanes for extreme single-SKU throughput on stick packs and small sachets &mdash; drip coffee, instant coffee sticks, electrolyte sticks, sugar sticks, single-serve seasoning. Multi-lane auger or pump fills all 10 lanes simultaneously per cycle.<\/p>\n            <dl class=\"sw-bt-machine__meta\">\n              <dt>Speed<\/dt><dd>200&ndash;400 sticks\/min total<\/dd>\n              <dt>Bag Size<\/dt><dd>20&ndash;50 &times; 80&ndash;180 mm\/lane<\/dd>\n              <dt>Filler<\/dt><dd>10-lane auger \/ pump<\/dd>\n            <\/dl>\n            <a class=\"sw-bt-machine__cta\" href=\"\/full-automatic-vertical-packing-machine\/automatic-ten-columns-back-sealing-vertical-packaging-machine\/\">View 10-Column &rarr;<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"sw-bt-machine\">\n          <span class=\"sw-bt-machine__model\">SW-2830A<\/span>\n          <div class=\"sw-bt-machine__visual\">\n            <img decoding=\"async\" src=\"https:\/\/www.shengweimachine.com\/wp-content\/uploads\/2024\/09\/Jelly-BarStick-Automatic-Vertical-Packing-Machine-SW-2830A.webp\"\n                 alt=\"ShengWei SW-2830A jelly bar stick automatic 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\">Jelly Bar Stick<\/h3>\n            <p class=\"sw-bt-machine__desc\">Reciprocating jaw dedicated for elongated jelly bar sticks (\u679c\u51bb\u6761) and similar long-format single-serve liquids and pastes &mdash; fruit jelly, energy gel, yogurt drink, frozen ice pop. Volumetric pump filler with anti-drip valve for clean cycle separation.<\/p>\n            <dl class=\"sw-bt-machine__meta\">\n              <dt>Speed<\/dt><dd>60&ndash;120 sticks\/min<\/dd>\n              <dt>Bag Size<\/dt><dd>20&ndash;40 &times; 80&ndash;200 mm<\/dd>\n              <dt>Filler<\/dt><dd>Volumetric liquid pump<\/dd>\n            <\/dl>\n            <a class=\"sw-bt-machine__cta\" href=\"\/full-automatic-vertical-packing-machine\/jelly-barstick-automatic-vertical-packing-machine\/\">View Jelly Stick &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 Multi-Lane<\/h3>\n            <p class=\"sw-bt-machine__desc\">Reciprocating jaw enables continuous high-speed production at smaller fill weights &mdash; coffee stick pack, sample sachet, mini-sachet, single-serve drink mix. PLC syncs film draw, fill, and seal in one synchronized cycle. Configurable lane count.<\/p>\n            <dl class=\"sw-bt-machine__meta\">\n              <dt>Speed<\/dt><dd>60&ndash;120 bags\/min\/lane<\/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\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 and throughput tiers: standard SW-2030 granule, SW-2030 powder, 10-column high-throughput, and jelly stick. Full specs for the remaining three 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-2030A<\/th>\n            <th scope=\"col\">SW-2030B<\/th>\n            <th scope=\"col\">SW-B10 (10-Lane)<\/th>\n            <th scope=\"col\">SW-2830A<\/th>\n          <\/tr>\n        <\/thead>\n        <tbody>\n          <tr><th scope=\"row\">Bag Pattern<\/th><td>Back-seal pillow<\/td><td>Back-seal pillow<\/td><td>Back-seal stick pack<\/td><td>Back-seal bar stick<\/td><\/tr>\n          <tr><th scope=\"row\">Bag Width<\/th><td>50&ndash;200 mm<\/td><td>50&ndash;200 mm<\/td><td>20&ndash;50 mm\/lane<\/td><td>20&ndash;40 mm<\/td><\/tr>\n          <tr><th scope=\"row\">Bag Length<\/th><td>80&ndash;300 mm<\/td><td>80&ndash;300 mm<\/td><td>80&ndash;180 mm<\/td><td>80&ndash;200 mm<\/td><\/tr>\n          <tr><th scope=\"row\">Fill Range<\/th><td>50&ndash;1000 g<\/td><td>10&ndash;500 g<\/td><td>2&ndash;15 g\/lane<\/td><td>5&ndash;30 g<\/td><\/tr>\n          <tr><th scope=\"row\">Speed<\/th><td>40&ndash;80 bags\/min<\/td><td>30&ndash;60 bags\/min<\/td><td>200&ndash;400 sticks\/min<\/td><td>60&ndash;120 sticks\/min<\/td><\/tr>\n          <tr><th scope=\"row\">Filler Type<\/th><td>Multi-head weigher \/ cup<\/td><td>Servo auger screw<\/td><td>10-lane auger \/ pump<\/td><td>Volumetric liquid pump<\/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>6.5 kW<\/td><td>4.5 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  Back Seal vs Stand-Up vs 3-Side 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 back seal vs alternatives<\/h2>\n        <p class=\"sw-bt-intro\">Back-seal pillow wins on speed and cost per bag, but lacks shelf presence and reseal options. If your SKU needs to stand on shelf, hold a printable face for branding, or reclose between uses, a stand-up doypack or 3-side seal sachet is the better fit. 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\/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 multi-lane)<\/li>\n          <li>Lowest film cost per bag at high volume<\/li>\n          <li>Standard format for chips, snack, candy, frozen<\/li>\n          <li>Lightweight and compact for transport<\/li>\n          <li>Single fin seam down the back, top &amp; bottom seal<\/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>Resealable zipper for daily-use SKUs<\/li>\n          <li>Higher film cost per bag<\/li>\n          <li>Slower production (premade-bag rotary)<\/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\/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>Even lower film cost than back-seal at small fills<\/li>\n          <li>Compact flat format for hospitality \/ sample<\/li>\n          <li>Three sealed edges + one folded edge<\/li>\n          <li>Best for single-serve and trial sizes<\/li>\n          <li>Wider bag formats than stick pack<\/li>\n        <\/ul>\n        <a class=\"sw-bt-tradeoff__link\" href=\"\/3-side-seal-pouch-packing-machine\/\">Learn more about 3-side seal &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 difference between back-seal, fin-seal, and pillow pouch?<\/summary>\n          <div class=\"sw-bt-faq__answer\">\n            <p>All three terms describe the same physical bag &mdash; a flat pillow-shaped pouch with a single seam running down the back. &ldquo;Back-seal&rdquo; describes the seam location; &ldquo;fin-seal&rdquo; describes the way the seam protrudes (a small fin); &ldquo;pillow pouch&rdquo; describes the overall puffed pillow shape. ShengWei machines are sold as &ldquo;back-seal vertical&rdquo; in catalogue language, but they produce what English-speaking buyers call fin-seal or pillow.<\/p>\n          <\/div>\n        <\/details>\n\n        <details class=\"sw-bt-faq__item\">\n          <summary>Can back-seal pouches be nitrogen-flushed for shelf life?<\/summary>\n          <div class=\"sw-bt-faq__answer\">\n            <p>Yes &mdash; nitrogen flushing is a standard option on all 7 ShengWei back-seal machines. A nitrogen injection nozzle inside the forming tube displaces oxygen just before the bag is sealed, extending shelf life of chips, nuts, and oxygen-sensitive food by 3&ndash;5&times;. Add the optional MAP (modified atmosphere) module at quote stage; spec our <a href=\"\/factory\/\">Guangdong factory<\/a> for the integration drawing.<\/p>\n          <\/div>\n        <\/details>\n\n        <details class=\"sw-bt-faq__item\">\n          <summary>What films and laminates work with back-seal pouches?<\/summary>\n          <div class=\"sw-bt-faq__answer\">\n            <p>BOPP\/CPP for entry-level SKUs, PET\/PE for general retail, PET\/AL\/PE foil laminate for high-barrier (chips, coffee, frozen), metallized PET for premium snack, and recyclable mono-PE for sustainable lines. Thickness range 50&ndash;120&nbsp;micron. Sealing temperature, jaw pressure, and dwell time are adjustable per film type via HMI &mdash; ship a sample film roll to our <a href=\"\/contact\/\">factory contact<\/a> for a sealing test.<\/p>\n          <\/div>\n        <\/details>\n\n        <details class=\"sw-bt-faq__item\">\n          <summary>What&rsquo;s the speed difference between SW-2030 and SW-B10?<\/summary>\n          <div class=\"sw-bt-faq__answer\">\n            <p>SW-2030 single-lane runs 30&ndash;80&nbsp;bags\/min, suitable for general 50&ndash;1000&nbsp;g retail bags. SW-B10 ten-column produces 200&ndash;400&nbsp;sticks\/min total throughput &mdash; that is, 20&ndash;40&nbsp;sticks\/min per lane &times; 10 lanes simultaneously. Pick SW-B10 when you have a single high-volume small-fill SKU (drip coffee, electrolyte stick) where parallelizing 10 lanes makes economic sense versus 10 separate single-lane machines.<\/p>\n          <\/div>\n        <\/details>\n\n        <details class=\"sw-bt-faq__item\">\n          <summary>Can I add a degassing valve to back-seal coffee bags?<\/summary>\n          <div class=\"sw-bt-faq__answer\">\n            <p>Not on the back-seal pillow format &mdash; degassing valves require a flat printable face larger than typical back-seal can accommodate, and they are typically applied to <a href=\"\/stand-up-pouch-packing-machine\/\">stand-up pouches<\/a> or gusseted bags by the bag converter. For drip coffee single-serve, the small back-seal pouch relies on full hermetic sealing of the foil laminate to maintain freshness for 6&ndash;12 months without a valve.<\/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>25&ndash;35 working days from deposit to FOB Shantou for any of the 7 SW-2030 \/ SW-B10 \/ SW-2830 series machines &mdash; the same lead window we have held since <a href=\"\/about-us\/\">ShengWei started building vertical lines in Guangdong over 20 years ago<\/a>. Payment: 30% deposit, 70% before shipment by T\/T. Custom configurations (special voltage, multi-language HMI, additional MAP nitrogen module) 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.<\/p>\n          <\/div>\n        <\/details>\n\n        <details class=\"sw-bt-faq__item\">\n          <summary>What&rsquo;s the typical cost per bag for back-seal?<\/summary>\n          <div class=\"sw-bt-faq__answer\">\n            <p>Back-seal pillow has the lowest film cost of any flexible format at scale &mdash; typically USD 0.003&ndash;0.012 per bag for standard retail sizes, depending on film grade, print, MAP option, and order volume. Multi-lane machines like SW-B10 reduce labor cost per bag substantially compared to single-lane SW-2030 production at high volumes. Stick-pack at 5&ndash;10&nbsp;g fill drops below USD 0.005 per bag at 100k+ bag orders.<\/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 (chips, candy, frozen, drip-coffee grounds, etc.) plus a sample film roll to our Shantou factory. ShengWei runs a packing test on the actual SW-2030 \/ SW-B10 \/ SW-2830 machine matching your spec, records video of the run, and shares results with recommended speed, fill, and seal 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 back-seal pillow line?<\/h2>\n        <p class=\"sw-lead\">Send us your product type, target output, and bag dimensions. Our engineers reply within 12 hours with a sized quote, layout drawing, and sample-test plan tailored to your SKU &mdash; standard SW-2030 single-lane or multi-lane SW-B10 \/ SW-2830 high-throughput.<\/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+back-seal+pillow+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\": \"Back Seal Pouch Packing Machines\",\n    \"description\": \"Seven ShengWei vertical form-fill-seal lines producing back-seal pillow pouches (also called fin-seal) for chips, snacks, candy, frozen vegetables, drip coffee, and stick packs at 30\u2013400 bags\/min. Standard SW-2030 series single-lane plus high-throughput SW-B10 \/ SW-2830 multi-lane.\",\n    \"url\": \"https:\/\/www.shengweimachine.com\/back-seal-pouch-packing-machine\/\",\n    \"inLanguage\": \"en\",\n    \"datePublished\": \"2026-05-06\",\n    \"dateModified\": \"2026-05-06\",\n    \"isPartOf\": {\n      \"@type\": \"WebSite\",\n      \"name\": \"ShengWei Machine\",\n      \"url\": \"https:\/\/www.shengweimachine.com\/\"\n    },\n    \"about\": {\n      \"@type\": \"Thing\",\n      \"name\": \"Back 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 Vertical Lines for Back-Seal Pillow Pouch Production\",\n      \"description\": \"Seven vertical form-fill-seal machines split into 4 standard SW-2030 single-lane variants and 3 high-throughput multi-lane models (SW-B10 ten-column, SW-2830A jelly stick, SW-2830B reciprocating).\",\n      \"numberOfItems\": 7,\n      \"itemListElement\": [\n        { \"@type\": \"ListItem\", \"position\": 1, \"url\": \"https:\/\/www.shengweimachine.com\/full-automatic-vertical-packing-machine\/back-side-sealing-granular-vertical-packing-machine\/\", \"name\": \"SW-2030A Back-Side Sealing Granular Vertical\" },\n        { \"@type\": \"ListItem\", \"position\": 2, \"url\": \"https:\/\/www.shengweimachine.com\/full-automatic-vertical-packing-machine\/back-side-sealing-auger-type-powder-automatic-packing-machine\/\", \"name\": \"SW-2030B Back-Side Sealing Auger Powder Vertical\" },\n        { \"@type\": \"ListItem\", \"position\": 3, \"url\": \"https:\/\/www.shengweimachine.com\/full-automatic-vertical-packing-machine\/back-side-sealing-tipping-bucket-automatic-vertical-packing-machine\/\", \"name\": \"SW-2030C Back-Side Sealing Tipping Bucket Vertical\" },\n        { \"@type\": \"ListItem\", \"position\": 4, \"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\": 5, \"url\": \"https:\/\/www.shengweimachine.com\/full-automatic-vertical-packing-machine\/automatic-ten-columns-back-sealing-vertical-packaging-machine\/\", \"name\": \"SW-B10 Ten-Column Back-Sealing Vertical\" },\n        { \"@type\": \"ListItem\", \"position\": 6, \"url\": \"https:\/\/www.shengweimachine.com\/full-automatic-vertical-packing-machine\/jelly-barstick-automatic-vertical-packing-machine\/\", \"name\": \"SW-2830A Jelly Bar Stick Vertical\" },\n        { \"@type\": \"ListItem\", \"position\": 7, \"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\": \"Back Seal Pouch Packing Machine\", \"item\": \"https:\/\/www.shengweimachine.com\/back-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 difference between back-seal, fin-seal, and pillow pouch?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"All three terms describe the same physical bag \u2014 a flat pillow-shaped pouch with a single seam running down the back. Back-seal describes the seam location; fin-seal describes the way the seam protrudes; pillow pouch describes the overall puffed shape. ShengWei machines are sold as back-seal vertical.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"Can back-seal pouches be nitrogen-flushed for shelf life?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"Yes \u2014 nitrogen flushing is a standard MAP option on all 7 ShengWei back-seal machines. A nitrogen nozzle inside the forming tube displaces oxygen just before the bag is sealed, extending shelf life of chips, nuts, and oxygen-sensitive food by 3-5x.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"What films and laminates work with back-seal pouches?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"BOPP\/CPP entry-level, PET\/PE general retail, PET\/AL\/PE foil laminate high-barrier, metallized PET premium snack, and recyclable mono-PE sustainable. Thickness range 50-120 micron. Sealing parameters adjustable per film type via HMI.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"What's the speed difference between SW-2030 and SW-B10?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"SW-2030 single-lane runs 30-80 bags\/min for general retail bags. SW-B10 ten-column produces 200-400 sticks\/min total throughput (20-40 sticks\/min per lane \u00d7 10 lanes simultaneously). SW-B10 wins for high-volume single-SKU small-fill production.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"Can I add a degassing valve to back-seal coffee bags?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"Not on back-seal pillow format. Degassing valves require a flat printable face larger than back-seal accommodates, and are typically applied to stand-up pouches or gusseted bags by the bag converter. Drip coffee single-serve back-seal relies on hermetic foil-laminate sealing for 6-12 months freshness without a valve.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"Lead time and payment terms?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"25-35 working days from deposit to FOB Shantou. Payment: 30% deposit, 70% before shipment by T\/T. Custom configurations may add 5-10 days. Sea freight transit: SE Asia 7-14 days, Middle East 18-25 days, Europe 30-40 days.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"What's the typical cost per bag for back-seal?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"USD 0.003-0.012 per bag at standard retail sizes, depending on film grade, print, MAP option, and order volume. Multi-lane SW-B10 reduces labor cost per bag substantially. Stick-pack at 5-10g fill drops below USD 0.005 per bag at 100k+ orders.\"\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 2-5 kg of your product plus a sample film roll to our Shantou factory. ShengWei runs a packing test on the actual machine matching your spec, records video, and shares results with recommended speed, fill, and seal 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":3131,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-3136","page","type-page","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/www.shengweimachine.com\/zh\/wp-json\/wp\/v2\/pages\/3136","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=3136"}],"version-history":[{"count":1,"href":"https:\/\/www.shengweimachine.com\/zh\/wp-json\/wp\/v2\/pages\/3136\/revisions"}],"predecessor-version":[{"id":3148,"href":"https:\/\/www.shengweimachine.com\/zh\/wp-json\/wp\/v2\/pages\/3136\/revisions\/3148"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.shengweimachine.com\/zh\/wp-json\/wp\/v2\/media\/3131"}],"wp:attachment":[{"href":"https:\/\/www.shengweimachine.com\/zh\/wp-json\/wp\/v2\/media?parent=3136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}