Hongruntong Marine LLC.
Your most reliable manufacturer of marine equipment！
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3×18m Ship Launch Airbag Supports High Tonnage Optional Layers After-Sales Support
Description
Crafted from eco-friendly natural rubber and layered with durable tire-cord fabric, our ship launching airbags are both strong and flexible. They are resistant to seawater corrosion and mechanical damage. These airbags are available in a variety of sizes including 1.0×8m, 1.8×15m, and 2.5×18m, with additional custom options. With excellent elasticity and shock absorption, they are ideal for launching fishing boats, cargo vessels, and barges. Easy to deploy and recover, they reduce labor intensity and improve safety compared to traditional slipway methods.
Specifications
| Item | Description |
| Place of Origin | China |
| Brand Name | Hongruntong Marine |
| Material | Top-Notch Natural Rubber |
| Diameter | 0.5m-3.0m, or As Request |
| Length | 1.0m-28.0m, or As Request |
| Working Pressure | 0.05-0.25 Mpa |
| Technics | High Pressure, Overall Winding, Explosion-Proof |
| Use | ship launching and docking |
| Thickness | 5-15 ply |
| 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. |
| Keywords | Marine Rubber Airbags for Ship Launching |
| Certificates | ABS, BV, KR, LR, GL, NK, RINA, DNV, RMRS |
| MOQ | 1 |
| OEM | Welcome |
| Diameter | Working Pressure | Working Height | Bearing Capacity | |
| KN/m | Ton/m | |||
| D=1.0m | 0.14Mpa | 0.6m | 87.96 | 8.98 |
| 0.5m | 109.96 | 11.22 | ||
| 0.4m | 131.95 | 13.46 | ||
| D=1.2m | 0.12Mpa | 0.7m | 94.25 | 9.62 |
| 0.6m | 113.10 | 11.54 | ||
| 0.5m | 131.95 | 13.46 | ||
| 0.4m | 150.80 | 15.39 | ||
| D=1.5m | 0.10Mpa | 0.9m | 94.25 | 9.62 |
| 0.8m | 109.96 | 11.22 | ||
| 0.7m | 125.66 | 12.82 | ||
| 0.6m | 141.37 | 14.43 | ||
| 0.5m | 157.08 | 16.03 | ||
| D=1.8m | 0.09Mpa | 1.1m | 98.96 | 10.10 |
| 1.0m | 113.10 | 11.54 | ||
| 0.9m | 127.33 | 12.98 | ||
| 0.8m | 141.37 | 14.43 | ||
| 0.7m | 155.51 | 15.87 | ||
| 0.6m | 169.65 | 17.31 | ||
| D=2.0m | 0.08Mpa | 1.2m | 100.53 | 10.26 |
| 1.1m | 113.10 | 11.54 | ||
| 1.0m | 125.66 | 12.82 | ||
| 0.9m | 138.23 | 14.11 | ||
| 0.8m | 150.80 | 15.39 | ||
| 0.7m | 163.36 | 16.67 | ||
| 0.6m | 175.93 | 17.95 | ||
| * Other size can be produced follow client's requirements. | ||||
Features
High Tensile Strength
Made with premium tire-cord layers that provide outstanding tensile and bursting strength for heavy-duty launches.
Multi layer Reinforcement
Airbags are reinforced with 4–10 layers of synthetic cord fabric to handle various vessel weights and ensure long-term durability.
Wear-Resistant Outer Rubber
Outer layer crafted from abrasion-resistant rubber protects against friction, rocks, and sharp surfaces during use.
Anti Aging Rubber Compound
Special rubber formulation resists UV rays, oxidation, and seawater for extended service life.
Applications
● Ship launching and retrieval
● Barge launching and retrieval
● Floating bridge construction
Advantages
Over 30 Years of Manufacturing Experience
We have been producing marine airbags since the early 1990s, delivering reliable products with proven field performance.
In-House RD and Engineering Team
Our dedicated technical team ensures continuous innovation, material improvement, and custom solution development.
ISO 9001 Certified Quality System
We follow strict international quality management standards, ensuring consistency and traceability in every production batch.
High Quality Raw Materials
We source premium natural rubber and multi-ply tire-cord fabric, ensuring high durability and performance.
FAQ
1. What accessories come with the airbags?
Each airbag includes inflation valves, pressure gauges, and optional end fittings as requested.
2. Can your airbags be used on uneven ground or slopes?
Yes, they are flexible and can adapt to various launching terrains.
3. How do I check if an airbag is damaged?
Inspect for cuts, air leaks, or deformation. We also offer testing tools and guidance for regular maintenance.
4. What makes your airbags better than others?
We have over 30 years of experience, use top-grade materials, and offer custom solutions with global support.