Hongruntong Marine LLC.
| Payment Terms | L/C, T/T, D/A, D/P, Western Union, MoneyGram |
| Supply Ability | 5420 Pcs Per Month |
| Delivery Time | 5-7 Work Days |
| Packaging Details | Wooden Pallets, Wooden Box |
| Name | Ship Launching Airbags |
| Reinforcement | Tyre Cord Fabric Layer |
| Diameter | 0.5M-3.0M, or As Request |
| Material | Top-Notch Natural Rubber |
| Layers | 5-13Ply, or As Request |
| Metal Parts | Q355, SS304, SS316 |
| Working Pressure | 0.05-0.25 MPA |
| Packaging | Pallets, Wooden Box |
| Shape | Cylindrical |
| Length | 3M-28M, or As Request |
| Color | Black |
| Standard | ISO14409:2011 |
| Certificate | ABS, BV, KR, LR, GL, NK, RINA, DNV, RMRS |
| Logo | Supported |
| Warranty | 3 Years |
| Application | Ship/Vessel/Boat Launching & Docking |
| Brand Name | Hongruntong Marine |
| Model Number | HM-SLA785 |
| Certification | ABS, BV, KR, LR, GL, NK, RINA, DNV, RMRS |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T, D/A, D/P, Western Union, MoneyGram | Supply Ability | 5420 Pcs Per Month |
| Delivery Time | 5-7 Work Days | Packaging Details | Wooden Pallets, Wooden Box |
| Name | Ship Launching Airbags | Reinforcement | Tyre Cord Fabric Layer |
| Diameter | 0.5M-3.0M, or As Request | Material | Top-Notch Natural Rubber |
| Layers | 5-13Ply, or As Request | Metal Parts | Q355, SS304, SS316 |
| Working Pressure | 0.05-0.25 MPA | Packaging | Pallets, Wooden Box |
| Shape | Cylindrical | Length | 3M-28M, or As Request |
| Color | Black | Standard | ISO14409:2011 |
| Certificate | ABS, BV, KR, LR, GL, NK, RINA, DNV, RMRS | Logo | Supported |
| Warranty | 3 Years | Application | Ship/Vessel/Boat Launching & Docking |
| Brand Name | Hongruntong Marine | Model Number | HM-SLA785 |
| Certification | ABS, BV, KR, LR, GL, NK, RINA, DNV, RMRS | Place of Origin | China |
| High Light | Easy Handling Marine Airbag ，8 Layer Marine Airbag ，Customizable Size Marine Airbag | ||
Customizable Size Marine Airbag 8 layer NBR Strong Load Capacity Anti Burst Easy Handling
Description
Our marine airbags for ship launching feature an advanced anti-burst design, using seamless rubber construction and reinforced ends for safety and longevity. The rubber is formulated for excellent resistance to saltwater, UV rays, and oil. Standard airbag sizes include 1.5×12m, 2.0×14m, and 2.5×16m, with custom builds on request. These airbags can bear heavy loads and are especially effective for launching vessels up to 10,000 DWT. Their flexible application across different terrains makes them highly popular in the shipbuilding industry.
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
Seamless Construction
Integrally molded rubber body minimizes risk of leakage or burst during ship launching.
Non Slip Surface Texture
Specially treated surface prevents unwanted rolling or shifting during ship movement.
Shock Absorption
Excellent energy absorption during launch, reducing hull stress and increasing safety.
Temperature Weather Resistant
Performs reliably in extreme marine environments, including high salinity and temperature fluctuations.
Applications
● Tugboat launching
● Cargo ship launching
● Ship hull rollover
● Jack up platform launching
Advantages
Custom Design Service
Our engineers can tailor airbag dimensions, pressure levels, and structural features for your specific launching conditions.
Strict Pressure and Safety Testing
Each airbag undergoes pressure and performance tests before delivery to guarantee safe operation in the field.
Global Export Experience
We export to over 50 countries, serving shipyards, marine contractors, and naval institutions worldwide.
Competitive Factory Pricing
As a direct manufacturer, we provide the best pricing without compromising quality or safety.
FAQ
1. What is the recommended working pressure?
Typical working pressures range from 0.05 MPa to 0.25 MPa depending on airbag size and layers.
2. How do I select the right airbag size and type?
Selection depends on ship weight, hull shape, and launching environment. Our engineers can assist with calculations.
3. How many airbags are needed for one launch?
It depends on the vessel's length, weight, and the airbag’s load capacity. Normally 6–12 units are used.
4. Do you provide custom-made airbags?
Yes, we offer fully customized airbags in terms of length, diameter, pressure, and structure.
Company Details
Business Type:
Manufacturer
Year Established:
1990
Total Annual:
5,256,780-5,593210
Employee Number:
220~360
Ecer Certification：
Verified Supplier
Hongruntong Marine is a leading marine company specializing in providing comprehensive services in the maritime industry. With a strong emphasis on quality, safety, and efficiency, we strive to meet the evolving needs of our clients. Established in 1990, Hongruntong Ma... Hongruntong Marine is a leading marine company specializing in providing comprehensive services in the maritime industry. With a strong emphasis on quality, safety, and efficiency, we strive to meet the evolving needs of our clients. Established in 1990, Hongruntong Ma...
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