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Resealable Zipper Snack Package Ziplock Bag - Quality from China Suppliers & Factory for Durable Food Storage

At our China-based factory, we specialize in the precision manufacturing of high-quality polymer films through advanced extrusion and film-blowing technology. Our products feature uniform thin films with a thickness range of 50-200 μm, tailored to meet diverse needs. Utilizing state-of-the-art die-cutting systems, we ensure that these films are cut to the exact dimensions required by your business. Additionally, our optional rotary printing units allow for the application of custom graphics using food-grade inks, perfect for branding. We employ innovative heat-sealing technology at temperatures between 140-160°C to securely fuse bag edges, incorporating interlocking zip tracks made from compatible polymers like HDPE for superior closure integrity. As reliable suppliers, we adhere to stringent quality control protocols, verifying over 5,000 open/close cycles through automated testing to guarantee mechanical durability across a wide temperature range of -20°C to 60°C.

    Product Description
    Item Custom PE Packaging Bag Resealable Food Storage Zip lock bag
    Material EP, EPP, EPC etc.
    Size from 5 to 70cm customized as request
    Thickness from 0.025-0.25mm customized as request
    colors Any color available
    Bag Type Zipper bag, self sealing bag, flat pocket, etc.
    Feature
    • Moistureproof, waterproof, insect proof, mildew proof, non-toxic and tasteless, strong flexibility, convenient sealing, very durable;
    • It can be reused;
    • All kinds of patterns and words can be printed, and the printing content can be customized;
    • Good transparency and sealing performance;
    • Zipper seal design, good sealing, neat edge sealing, bookbinding air hole;
    • No peculiar smell, tight seal, good leak proof, but it is not recommended to pack liquid;
    • Environment friendly and degradable.
    sample available for free but shipping cost as your side
    Design free design or by customer's artwork
    Application Bedding bags, shopping bags, gift bags, storage bags, waterproof bags, jewelry bags, general packaging, food bags, cosmetics bags, clothing bags, daily necessities bags, digital packaging, etc
    Certificate Export license, ISO, Health Certificate, FORM A, CO, SGS
    TradeTerms EXW/FOB/C&F/CIF
    Note If you have any bags request, do not hesitate to send an inquiry. We will reply to you at first time.
    Product Features
    Zipper storage bags represent an innovative packaging solution crafted from polymer materials like low-density polyethylene (LDPE). These self-sealing containers combine material science with practical design, featuring inherent non-toxicity, odorless composition, and exceptional optical clarity that maintains 90%+ light transmission. The molecular structure of LDPE grants remarkable tear resistance (typically 3-5N/mm² tensile strength) while preserving material flexibility, achieving optimal balance between durability and pliability. Chemically inert properties ensure compatibility with various stored contents, creating an effective barrier against oxygen infiltration.
    Frequently Asked Questions
    What materials are used for these custom packaging bags?
    Our custom packaging bags are manufactured using high-quality polymer materials such as PE, PPE, and CPE to ensure excellent durability, flexibility, and transparency.
    Can I customize the size and printing of the bags?
    Yes, absolutely. We offer fully customizable sizes ranging from 5cm to 70cm, and we can print any custom patterns, logos, or text based on your design files or artwork.
    Are these resealable food storage bags waterproof and leak-proof?
    Yes, they feature a tight zipper seal design that makes them moistureproof, waterproof, insect-proof, and mildew-proof. However, we do not recommend using them to pack liquids.
    Can I request a sample before placing a bulk order?
    Yes, samples are available for free so you can test the quality. You will only need to cover the shipping cost to your location.
    What certifications do your packaging bags hold?
    Our products are fully certified and safe for use, backed by certificates including Export License, ISO, Health Certificate, FORM A, CO, and SGS.
    Are these custom PE packaging bags eco-friendly?
    Yes, our packaging bags are environmentally friendly, reusable, and degradable, making them an excellent choice for sustainable packaging.

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