1. Poly Woven Dunnage Air Bags:
- These bags combine a robust poly-woven outer fabric with an airtight inner layer made of polyethylene.
- Ideal for filling voids up to 12 inches (30 cm) wide.
- Used mainly in truck shipments and are more economical compared to other types.
2. Vinyl Dunnage Air Bags:
- Vinyl bags possess unique capabilities due to the inherent elasticity of vinyl material.
- They are versatile and can be used in various shipping scenarios.
- Notable for their flexibility and durability.
3. Paper Dunnage Air Bags:
- Crafted from layers of paper (typically 2, 4, 6, or 8 plys).
- Used to control movement of cargo in railcars, trucks, or overseas containers.
- Efficiently brace loads, fill voids, protect cargo, and absorb vibrations.
4. Square Bags:
- Designed for bracing products with void spaces greater than 12 inches (30 cm) wide.
- Reusable and verified by the Association of American Railroads (AAR).
- Ideal for filling voids between 16-33 inches (40-85 cm) wide.
5. Twin Bags:
- Made by joining two separate dunnage bags together.
- Used to fill large voids between 15-39 inches (40-100 cm) wide.
6. Level-Specific Dunnage Bags:
- These bags are categorized based on their strength and application:
- Level 1: Verified for truck/container shipments.
- Level 2: Suitable for piggyback (container/trailer on the railroad) or ocean transport.
- Level 3-4: Used in rail cars for loads up to 205,000 lbs (93,000 kg).
- Level 5: For extremely heavy loads exceeding 205,000 lbs (93,000 kg) or ship hulls.
Choose the right type of dunnage air bag based on your specific shipping needs!