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kraft paper air bag-0

Anti-shock Protective Packaging

Home >  Products >  Anti-shock Protective Packaging

Kraft Paper Air Bag

Product Brief Description:

Kraft paper air bags are environmentally friendly packaging materials used to fill gaps and secure goods during transportation, made from kraft paper and high barrier nylon film.

Product Description

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1. Product Name

Kraft Paper Dunnage Air Bags – Secure Cargo & Prevent Transit Damage
(Optional Subtitle: Heavy-Duty PP Laminated Outer Bag | Nylon Multi-Layer Inner Bladder | AAR & SGS Certified | Reusable & Eco-Friendly)

2. Key Product Highlights (Bullet Points)

  • Superior Load Stability: Instantly fills voids between cargo, pallets, and containers to prevent shifting, tipping, and collapsing during ocean, rail, or truck transport.
  • Heavy-Duty Construction: Features a rugged outer bag made from PP-laminated Kraft Paper (or Woven PP) for high durability, paired with an airtight Nylon/PE multi-layer inner bladder for maximum pressure retention.
  • Certified Safety: Fully compliant with AAR (Association of American Railroads) and SGS standards, ensuring reliable performance for international shipping and heavy industrial logistics.
  • Cost-Effective & Reusable: A durable alternative to wooden bracing or foam. These bags can be deflated and reused multiple times within a closed-loop system, significantly reducing packaging waste and costs.
  • Easy Inflation: Equipped with a high-quality non-return valve that allows for rapid inflation with standard air compressors or handheld inflators and quick deflation for disposal or reuse.

3. Technical Specifications Table

  • Customize the values below based on your actual inventory. Note that Kraft paper bags are generally for single or limited reuse, while Woven bags are for multi-use.
表格
Specification Standard Kraft Paper Bag Heavy Duty Woven Bag
Outer Bag Material Kraft Paper + PP Lamination PP Woven Fabric (Recyclable)
Inner Bladder Material 5-Layer Co-extruded Film (PA/PE) 5-Layer Co-extruded Film (PA/PE)
Available Widths 500mm, 800mm, 1000mm, 1200mm 500mm, 800mm, 1000mm, 1200mm
Available Lengths 900mm, 1200mm, 1500mm, 1800mm 900mm, 1200mm, 1500mm, 1800mm
Working Pressure 0.2 - 0.4 Bar (3 - 6 PSI) 0.4 - 0.6 Bar (6 - 9 PSI)
Bursting Pressure > 0.8 Bar (12 PSI) > 1.2 Bar (17 PSI)
Valve Type Non-Return Safety Valve Non-Return Safety Valve
Reusability Limited (1-3 trips) High (5-10+ trips)
Certifications SGS, ISO 9001 SGS, AAR, ISO 9001
Packaging Flat Packed in Cartons Flat Packed in Cartons

4. Detailed Product Description

Overview
Ensure your cargo arrives intact with our Kraft Paper Dunnage Air Bags. Designed to fill empty spaces in containers, trucks, and railcars, these inflatable bags create a secure buffer that absorbs shock and prevents load movement. Constructed with a tough outer shell of PP-laminated Kraft paper and a highly airtight inner bladder, they provide a robust barrier against transit damage. They are the ideal replacement for traditional timber bracing, offering a faster, cleaner, and more efficient packaging solution.
Why Choose Our Kraft Paper Air Bags?
  • Damage Prevention: By filling the gaps between pallets or cargo units, the air bag acts as a shock absorber, eliminating the "domino effect" where one falling box damages the rest.
  • Space Optimization: Unlike bulky wooden braces, deflated air bags take up minimal storage space. Once inflated, they conform perfectly to irregular gaps, maximizing container capacity.
  • Rugged Durability: The outer Kraft paper layer is reinforced with PP lamination, providing high resistance to tearing and puncture from rough cardboard or wooden pallets.
  • Eco-Friendly Logistics: Replaces non-recyclable Styrofoam and disposable wood. The paper exterior is recyclable, and the reusable woven options further reduce environmental impact.
  • Fast Application: drastically reduces loading and unloading times compared to nailing wooden braces. Simply insert, inflate, and go.
Performance Metrics
  • Tensile Strength: High tensile strength to withstand dynamic forces during braking and cornering.
  • Air Tightness: Advanced valve design ensures the bag remains inflated for the duration of the trip.
  • Friction Surface: The paper/woven texture provides excellent grip against cargo surfaces, preventing slippage.

5. Application Scenarios

  • Describe where and how customers should use the product.
  • Container Shipping (FCL/LCL): Filling voids between pallets in 20ft and 40ft containers to prevent cargo shift during rough seas.
  • Trucking & LTL (Less-Than-Truckload): Stabilizing mixed loads on flatbed trucks or in box trailers where cargo sizes vary.
  • Rail Transport: Securing heavy industrial goods that are subject to high vibration and sudden jolts during train coupling.
  • Palletized Goods: Preventing boxes from tipping over on unstable pallets or when stacked high in a warehouse.
  • Heavy Machinery: Used as a cushioning layer to protect sensitive equipment from vibrating against container walls.

6. Selection Guide: Choosing the Right Size

  • Measuring the Void:
    • Width: Measure the smallest gap width between the cargo. The bag width should be slightly smaller than this gap (e.g., for a 600mm gap, use a 500mm bag).
    • Length: Measure the depth of the void (from the cargo face to the container wall). The bag length should be at least 100mm-200mm longer than the depth to ensure the valve remains accessible outside the cargo zone.
  • Material Choice:
    • Kraft Paper: Best for one-way export shipments where cost is a primary factor.
    • Woven PP: Best for closed-loop systems (e.g., factory to warehouse and back) where the bags can be retrieved and reused.
  • Pressure Requirements:
    • Standard bags are suitable for most general cargo.
    • Heavy-duty bags are required for securing massive loads (e.g., steel coils, heavy machinery) where high pressure is needed to prevent movement.

7. Frequently Asked Questions (FAQ)

Q: How do I inflate the air bag?
A: You will need an air compressor or a portable inflator device. Attach the nozzle to the valve, inflate until the bag is firm and fills the void completely, then remove the nozzle. The non-return valve will automatically seal.
Q: Can I reuse the Kraft Paper air bags?
A: While they are durable, Kraft paper bags are generally designed for single-trip or limited reuse (1-3 times) depending on handling care. For frequent reuse, we recommend our Woven PP Dunnage Bags.
Q: What happens if the bag gets punctured?
A: Small punctures can often be repaired with strong packing tape. However, for critical loads, it is best practice to replace the bag to ensure full security.
Q: Do you provide the inflation tools?
A: Yes, we supply handheld inflators, electric pumps, and deflation tools compatible with our valves. Please inquire for a tooling quote.
Q: Is this product compliant with international shipping standards?
A: Yes, our dunnage bags meet AAR (Association of American Railroads) loading rules and are SGS certified, making them suitable for global export.

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