Marine Inflatable Airbag for Ship Launching
Inflatable marine airbags are also known as roller bags, air lift bags, and salvage bags. These airbags range in size from 0.8 to 2.5m diameter, with lengths of 5.0m to 24.0m.





Technical Specifications
Product Overview
Marine Inflatable Airbags for Ship Launching
Engineered for heavy-duty marine applications, these rubber inflatable airbags provide a reliable, flexible solution for launching, landing, and lifting vessels. Originally developed in 1986, the technology has evolved to support ships with self-weights exceeding 9,000 tons. Constructed with multiple layers of reinforced synthetic-tire-cord, these durable airbags are designed to withstand harsh marine environments while offering essential buoyancy and load-bearing support for safe vessel movement.
Technical Specifications
- Diameter Range
- 0.3 m - 2.5m
- Length Range
- 1 m - 24m
- Maximum Specification
- D2.5m x L24m
Operational Metrics
Max Ship Weight Capacity
- Recommended Working Height
- 0.2m - 0.3m
Usage & Safety
Operational Safety
- Inflate and test without load before use
- Repair any air leakage immediately
- Clear and flatten roads of sharp objects like nails and stones
- Ground flush all protruding sharp corners on hull casting
- Install anti-skip devices for large ships
- Primary Applications
- Ship LaunchingShip LandingHeavy LiftingSalvage OperationsMarine Construction



