Dongguan Hengsheng Polybag Co., Ltd.
                                                                                                           
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25 Years
Since 2001
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Customized Pre-Opened Auto Bags On Roll / PE Continuous Roll Packaging Bags

Price Negotiable
Price: USD0.01-0.05/pcs
MOQ: 100000pcs
Delivery Time: 20-30 days
Brand: HS
Product Description

Customized Pre-Opened Auto Bags on Roll / PE Continuous Roll Packaging Bags

1. Product Details

  • Structure: Pre-opened bags on a roll, front side pre-opened, back side heat-sealed with perforated separation lines.
  • Material Options: PE, LDPE, HDPE, or modified co-extruded films.
  • Compatibility: Engineered for automatic bagging machines and tabletop auto-packers.
  • Custom Features: Optional bottom gusset, anti-static treatment, printing, or breathing/vent holes.
  • Core Specs: Standard 3-inch inner paper/plastic core to fit regular machinery mandrels.

2. Primary Uses & Application Scenarios

  • E-Commerce & Logistics Fulfillment: Rapid packaging for small garments, socks, and accessories.
  • Hardware & Fasteners: High-speed sorting and bagging of screws, bolts, hinges, and plastic fittings.
  • Electronics & Components: Packaging for cables, connectors, switches, and small modules.
  • Medical & Industrial Parts: Automated bagging for non-sterile components, gaskets, and spare kits.

3. Key Product Considerations & Testing Standards

  • Perforation Line Tension: Perforations are calibrated to tear cleanly during machine indexing without premature separation.
  • Side Seal Integrity: Reinforced side seals withstand high-speed mechanical opening and product dropping impact.
  • Film Opening & Antistat Performance: Anti-block formulations help ensure smooth air-blown opening during automatic cycle steps.
  • Recommended Thickness: 40–50 Microns for light items; 60–80 Microns for hardware or items with dense weight.

4. FAQ

Q1: How can I verify if these auto bags are compatible with my packaging machine?

A: Provide your machine brand, model, roll width limits, and core size. Sample testing rolls are recommended prior to order release.

Q2: What vector details are needed for custom artwork layout on roll bags?

A: AI, PDF, or EPS vector files are required. Printing pitch distance and repeat length must align with machine sensor marks.

Q3: What printing technology is used for heavy-volume continuous roll printing?

A: Rotogravure or flexographic printing is applied depending on order volume and graphic color resolution requirements.

Q4: What is the packaging method to prevent roll deformation during transport?

A: Rolls are wrapped in protective film, suspended on core plugs, and boxed into heavy-duty corrugated master cartons.

5. Relevant Keywords

  • Auto Bags on Roll
  • Pre-Opened Poly Bags
  • Continuous Packaging Bags
  • Autobag Roll Stock
  • Automatic Bagging Film
  • Hardware Autobag

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Dongguan Hengsheng Polybag Co., Ltd.
Location No.6 Tangzhou Road, Li Jia Fang Industrial Park, Shipai Town, Dongguan ,Guangdong,523336,China
Contact Person Charming Wong

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