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Poly Woven Dunnage Air Bags - China Suppliers & Factory for Heavy Load Shipping Stability

What is a Dunnage Bag?
Dunnage bags are essential inflatable products designed to fill voids and empty spaces in shipping containers, trucks, or railcars, ensuring stability during transit. Manufactured by trusted China suppliers, these industrial poly woven dunnage bags are crafted from durable polypropylene, providing excellent resistance to punctures and chemicals. They are waterproof, making them ideal for stabilizing heavy loads in open railcar shipments. Available in various sizes and strengths, these airbags offer reliable transit protection for both light and heavy loads. Additionally, they are reusable up to four times for light over-the-road shipments, making them a cost-effective solution for logistics. Choose our dunnage bags from our experienced factory to enhance your shipping efficiency and safety.

    Composition of Poly Woven Dunnage Bag

    Poly woven dunnage bags are made from a durable polywoven dunnage material that is naturally moisture resistant.

    The outer bag of polywoven dunnage bag is made poly woven, which is tough and firm. The inner bag is made of 9 layers arched nylon film mainly composed of PA (nylon film).

    It has a very large effect on reducing logistics costs, increasing loading and unloading speed, and loading efficiency.

    It is also a new environmentally friendly substitute for raw wood or styrofoam in international cargo transportation.

    poly woven dunnage bag character

    Inflation Tools to Inflate Dunnage Bag

    • Air compressor
    • Trachea and connector
    • Inflation Air Gun (1cm small air gun or 3cm strom air gum)
    dunnge bag inflation tool

    How to Use Storm Air Gun to Inflate the Dunange Bag?

    3cm dunnage bag inflation air gun use

    The Relationship Between Cargo Spaces and Dunnage Bag

    Model Specification W*L (mm) Width Of Fill (mm) Use Of Height (mm) Service Failure Pressure (bar)
    AL0510 500*1000 250 900 0.2-1
    AL0515 500*1500 250 1400 0.2-1
    AL0612 600*1200 300 1100 0.2-1
    AL0812 800*1500 350 1100 0.2-1
    AL0816 800*1600 350 1500 0.2-1
    AL0818 800*1800 350 1700 0.2-1
    AL0912 900*1200 400 1100 0.2-1
    AL0918 900*1800 400 1700 0.2-1
    AL1010 1000*1000 450 900 0.2-1
    AL1012 1000*1200 450 1100 0.2-1
    AL1016 1000*1600 450 1500 0.2-1
    AL1018 1000*1800 450 1700 0.2-1
    AL1020 1000*2000 450 1900 0.2-1
    AL1022 1000*2200 450 2100 0.2-1
    AL1024 1000*2400 450 2300 0.2-1
    AL1218 1200*1800 500 1700 0.2-1
    AL1220 1200*2000 500 1900 0.2-1
    AL1222 1200*2200 500 2100 0.2-1
    AL1224 1200*2400 500 2300 0.2-1
    AL1520 1500*2000 800 1900 0.2-1
    AL1522 1500*2200 800 2100 0.2-1
    AL1524 1500*2400 800 2300 0.2-1

    What Industries can Dunnage Bag be Used in?

    Dunnage bags are placed between cargo items and inflated once in position to provide stability and support, effectively immobilising the products and reducing the risk of damage during transit. They are available in various sizes and configurations to suit the diverse needs of various clients.

    poly woven dunnage bag application
    Frequently Asked Questions
    Q What are the materials used in a poly woven dunnage bag?
    The outer bag is constructed from tough and firm poly woven material which is naturally moisture-resistant. The inner bag is made of a 9-layer arched nylon film, primarily composed of PA (nylon film).
    Q What essential tools are required to inflate a dunnage bag?
    To properly inflate the dunnage bag, you will need an air compressor, a trachea and connector, and an inflation air gun (either a 1cm small air gun or a 3cm storm air gun).
    Q How do poly woven dunnage bags help reduce logistics costs?
    They optimize loading efficiency, speed up the loading and unloading processes, and significantly prevent cargo shifting during transit, resulting in lower damage rates and reduced overall transportation costs.
    Q Are dunnage bags an eco-friendly alternative to wood or styrofoam?
    Yes, they serve as a modern, environmentally friendly substitute for raw wood bracing or styrofoam blockings in international cargo transportation.
    Q How do I select the correct size of dunnage bag for my cargo?
    You should match the dunnage bag model to your cargo spaces by referring to the specific width of fill and use of height. For example, model AL0510 is suitable for a 250mm width of fill, while model AL1524 is designed for an 800mm width of fill.
    Q How do dunnage bags prevent cargo damage during transit?
    They are placed directly into the voids between cargo items and then inflated. This fills the spaces, immobilizes the products, and provides essential stability and support to prevent shifting during transit.

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