Heavy-duty marine rubber airbags for ship launching, salvage & lifting. Custom sizes (0.8-2.5M diameter), high pressure capacity, anti-explosion design. ISO certified with 10-15 year lifespan. Professional after-sales support included.
Marine airbags, also known as roller bags, launching air balloons, inflatable marine airbags, air lift bags, and salvage bags, are specialized marine rubber air bags designed for launching marine vessels, ship landing or haul-outs. These versatile products are widely used in loading, floating, lifting, moving sunken ships, and salvaging stranded boats.
Constructed from heavy-duty synthetic-tire-cord layers with rubber layers in a long cylindrical balloon shape, "HENGER" airbag structure consists of outer rubber + synthetic cord reinforced rubber layers. The characteristic shape features a central cylindrical body with tapered ends on both sides. Available cord layers: 4, 5, 6, 7, 8, 9, 10, 11, 12 layers.
| Diameter (m) | 1.0 | 1.2 | 1.5 | 1.8 | 2.0 |
|---|---|---|---|---|---|
| Medium Pressure (4-5) | |||||
| Test Pressure | 0.14-0.16 | 0.12-0.14 | 0.10-0.12 | 0.08-0.10 | 0.07-0.09 |
| Working Pressure | 0.12-0.14 | 0.10-0.12 | 0.08-0.10 | 0.07-0.09 | 0.06-0.08 |
| High Pressure (6-8) | |||||
| Test Pressure | 0.22-0.26 | 0.20-0.24 | 0.15-0.20 | 0.13-0.16 | 0.12-0.15 |
| Working Pressure | 0.20-0.24 | 0.17-0.22 | 0.13-0.18 | 0.11-0.14 | 0.10-0.13 |
Customized sizes are also available upon request.
| Diameter (m) | Effective Length (m) | Layer | Pressure (MPa) |
|---|---|---|---|
| 1.0 | 10 | 5~6 | 0.07~0.10 |
| 1.0 | 12 | 5~6 | 0.07~0.10 |
| 1.0 | 15 | 5~6 | 0.07~0.10 |
| 1.2 | 10 | 5~6 | 0.08~0.12 |
| 1.2 | 12 | 5~6 | 0.08~0.12 |
| 1.2 | 15 | 5~6 | 0.08~0.12 |
| 1.5 | 12 | 5~8 | 0.08~0.16 |
| 1.5 | 15 | 5~8 | 0.08~0.16 |
| 1.5 | 18 | 5~8 | 0.08~0.16 |
| 1.5 | 20 | 4~8 | 0.08~0.16 |
| 1.5 | 24 | 5~8 | 0.08~0.16 |
| 1.8 | 12 | 5~8 | 0.08~0.15 |
| 1.8 | 15 | 5~8 | 0.08~0.15 |
| 1.8 | 18 | 5~8 | 0.08~0.15 |
| 1.8 | 20 | 5~8 | 0.08~0.15 |
| 1.8 | 24 | 5~8 | 0.08~0.15 |
| 2.0 | 18 | 6~10 | 0.08~0.18 |
| 2.0 | 20 | 6~10 | 0.08~0.18 |
| 2.0 | 24 | 6~10 | 0.08~0.18 |
| 2.5 | 18 | 7~10 | 0.07~0.13 |
| 2.5 | 20 | 7~10 | 0.07~0.13 |
| 2.5 | 24 | 7~10 | 0.07~0.13 |
Our factory maintains high productivity and large inventory capabilities. All production equipment and testing procedures strictly adhere to international standards. We welcome customer visits and accept third-party testing to ensure quality assurance.
Why customers choose us:
Qingdao Henger Shipping Supplies Co., Ltd, located in the beautiful coastal city of Qingdao, is a high-tech enterprise specializing in manufacturing marine products including marine rubber fenders, marine airbags, navigation marks, and marine buoys. The company integrates manufacturing, research and innovation, and technical services.
All products are ISO 9001-2008 certified and hold IACS quality authentication from leading classification societies including CCS, BV, GL, ABS, and LG. With strong technological foundations, advanced manufacturing techniques, complete facilities, and well-equipped testing equipment, Qingdao Henger Marine Supplies is committed to becoming a top-ranking international marine products manufacturer, providing high-quality products and perfect service while ensuring global marine safety through mutually beneficial cooperation.
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