Inflatable Marine Airbags for Ship Launching with High Bearing Strength, Quick Deployment, and Reusable Long Lifespan
Inflatable Marine Airbags are high-performance marine equipment designed to support efficient ship launching, vessel docking, and heavy structure movement in modern shipyards. Constructed using multiple layers of heavy-duty synthetic tire cord fabric reinforced with industrial-grade rubber, they provide outstanding mechanical strength and durability.
Standard specifications typically range from 0.6m to 2.2m in diameter and up to 22m in length, with customizable options for different shipyard requirements. These airbags function as flexible load-bearing rollers that enable controlled movement of vessels from dry land into water, evenly distributing pressure along the hull to minimize stress concentration.
A busy commercial shipyard in East Asia handling bulk carriers and cargo vessels implemented Inflatable Marine Airbags as a primary launching system to improve efficiency while reducing operational costs.
Using 20 airbags with 1.3-meter diameter and 18-meter length for vessels ranging from 5,000 to 10,000 DWT, the shipyard achieved:
- Faster turnaround time between vessel launches
- Reduced labor requirements compared to traditional methods
- Noticeable reduction in maintenance costs
- 30% increase in annual launch capacity


| Item | Description |
|---|---|
| Product Name | Inflatable Marine Airbags |
| Material | 100% Grade A Natural Rubber |
| Type | Inflatable, Lifting, Roller, Launching |
| Diameter | 0.5m-3.0m, or As Request |
| Length | 1.0m-28.0m, or As Request |
| Working Pressure | 0.05-0.25 mpa |
| Standard | Conducted by ISO14409 and GB/T1590-2006 system |
| Accessories | Q355/SS304/SS316, Pressure Gauge, Tee, Plug, Switch, Inflation Tube |
| Packaging | Inner-Plastic Bag; Outer -Standard Wooden Pallets |
| Color | Black |
| Certificates | ABS, BV, KR, LR, GL, NK, RINA, DNV, RMRS |
| Diameter | Working Pressure | Working Height | Bearing Capacity KN/m | Bearing Capacity Ton/m |
|---|---|---|---|---|
| D=1.0m | 0.14Mpa | 0.6m | 87.96 | 8.98 |
| D=1.0m | 0.14Mpa | 0.5m | 109.96 | 11.22 |
| D=1.0m | 0.14Mpa | 0.4m | 131.95 | 13.46 |
| D=1.2m | 0.12Mpa | 0.7m | 94.25 | 9.62 |
| D=1.2m | 0.12Mpa | 0.6m | 113.10 | 11.54 |
| D=1.5m | 0.10Mpa | 0.9m | 94.25 | 9.62 |
| D=1.8m | 0.09Mpa | 1.1m | 98.96 | 10.10 |
| D=2.0m | 0.08Mpa | 1.2m | 100.53 | 10.26 |
* Other sizes can be produced following client's requirements
Optimizes load transfer between vessel and ground with continuous rolling motion, reducing friction and enabling smooth, controlled movement of heavy vessels without complex mechanical systems.
Engineered to withstand repeated loading cycles without performance degradation, with multi-layer reinforced structure ensuring long-term resistance to fatigue and environmental wear.
Quick deployment and repositioning capabilities with minimal setup time, adjustable according to vessel size and launch conditions for responsive production scheduling.
Minimal maintenance requirements with routine inspection and proper storage, eliminating expensive structural maintenance and permanent installation costs.
- Shipyard Vessel Launching Operations: For launching cargo ships, tankers, and bulk carriers as a reliable alternative to fixed slipways
- Ship Repair and Dry Dock Replacement: For hauling vessels ashore for inspection and repair, eliminating traditional dry dock facilities
- Modular Shipyard Expansion Projects: For expanding operational capacity without major infrastructure investment
- Marine salvaging and wreck removal
- Bridge construction and repair
- Jetty and pier construction
- Heavy machinery and equipment transportation on water
- Strong Manufacturing Capacity for Bulk Supply: Scalable production system with strict quality control for consistent product performance in bulk orders
- Consistent Quality and Performance Standards: Rigorous inspection and pressure testing with strict quality management systems
- Cost Effective Engineering Solutions: Economically optimized solutions without compromising safety or performance
- Long Term Partnership Support: Continuous support from initial consultation to after-sales service for successful project execution




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