Hongruntong Marine LLC.
| Payment Terms | L/C, T/T, D/A, D/P, Western Union, MoneyGram |
| Supply Ability | 4310 Pcs Per Month |
| Delivery Time | 5-7 Work Days |
| Packaging Details | Wooden Pallets, Wooden Box |
| Name | Ship Launching Balloon |
| Feature | High-Strength and Flexible Design |
| Material | Exquisite Natrual Rubber |
| Reinforcement | Tyre Cord Fabric |
| Tensile Strength | ≥18Mpa |
| Elongation | ≥400% |
| Hardness | 60±10 Shore A |
| Diameter | 0.5M-3.0M, Or Customized |
| Length | 3M-28M, Or Customized |
| Layers | 5-13Ply, Or Customized |
| Working Pressure | 0.03-0.25Mpa |
| Metal Part | Q235, SS3044, SS316 |
| Accessory | Free of Charge |
| Packaging | Pallets, Wooden Box |
| Standard | ISO14409:2011 |
| Warranty | 36 Months |
| Color | Black |
| Application | Ship/Vessel/Boat Launching/Docking |
| Brand Name | Hongruntong Marine |
| Model Number | HM-SLB0256 |
| Certification | ISO, BV, ABS, DNV, LR, SGS, CCS, RMRS |
| Place of Origin | China |
View Detail Information
Explore similar products
Smooth Rubber Marine Air Bag Cylindrical Shape For Ship / Vessel / Docking
Natrual Rubber Marine Salvage Roller Bags 2.0m Ship Launching Rubber Airbag
1.2m 1.5m 1.8m 2.0m Ship Launching Balloon High Pressure Inflatable Rubber
2.5m Lifting Landing Barge Launching Airbags For Shipyards Docking / Undocking
Product Specification
| Payment Terms | L/C, T/T, D/A, D/P, Western Union, MoneyGram | Supply Ability | 4310 Pcs Per Month |
| Delivery Time | 5-7 Work Days | Packaging Details | Wooden Pallets, Wooden Box |
| Name | Ship Launching Balloon | Feature | High-Strength and Flexible Design |
| Material | Exquisite Natrual Rubber | Reinforcement | Tyre Cord Fabric |
| Tensile Strength | ≥18Mpa | Elongation | ≥400% |
| Hardness | 60±10 Shore A | Diameter | 0.5M-3.0M, Or Customized |
| Length | 3M-28M, Or Customized | Layers | 5-13Ply, Or Customized |
| Working Pressure | 0.03-0.25Mpa | Metal Part | Q235, SS3044, SS316 |
| Accessory | Free of Charge | Packaging | Pallets, Wooden Box |
| Standard | ISO14409:2011 | Warranty | 36 Months |
| Color | Black | Application | Ship/Vessel/Boat Launching/Docking |
| Brand Name | Hongruntong Marine | Model Number | HM-SLB0256 |
| Certification | ISO, BV, ABS, DNV, LR, SGS, CCS, RMRS | Place of Origin | China |
| High Light | High Pressure Marine Rubber Airbags ，Compact Lightweight Marine Rubber Airbags ，1.2m Marine Rubber Airbags | ||
1.2m Marine Rubber Airbags Compact Lightweight High Pressure Tolerance
Description
Replace traditional ship launching methods with our eco-friendly Marine Airbags, reducing environmental impact without compromising performance. Made from high-grade rubber with low maintenance requirements, they eliminate the need for grease, heavy machinery, or permanent slipways. Their shock-absorbing design protects vessels during launch, while their reusability makes them a sustainable choice. Ideal for shipyards looking to cut costs and reduce carbon footprints. Available in multiple sizes (1m–4m) with high pressure tolerance for secure operations.
Specifications
| Product Name | Ship Launching Balloon |
| Material | 100% High Tensile Natural Rubber (NR) |
| Dimensions | Diameter 0.2m - 4.0m, Length 3.0m - 28.0m, or As Request |
| Working Pressure | 0.05-0.25MPA |
| Technology | Overall Winding, High Pressure, Explosion-proof |
| Metal Parts | Q355 / SS304 / SS316 |
| OEM | Supported |
| MOQ | 1 |
| Repair Tools | Electric Heating Plate, Repair Materials, Glue, Free of Charge |
| Standard | ISO 17357 |
| Certificate | ABS, BV, KR, LR, GL, NK, RINA, DNV, RMRS |
| Package | Pallets, Wooden Cases |
| Service Life | 20 Years |
| Warranty | 36 Months |
| 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 Provided Follow Client's Requirements. | ||||
Features
Dimensional Tolerances
Diameter: ±1.5%
Length: ±2%
Ovality: <3% of nominal diameter
Inflation/Deflation Performance
Achieves working pressure in <15min using standard 10CFM compressors
Controlled deflation rate of 5-8% volume/minute
Safety Factors
4:1 minimum burst-to-working pressure ratio
2.5:1 design factor for dynamic loads
Aging Characteristics
<15% tensile strength loss after 1000h UV exposure (ISO 4892-2)
<10% compression set after 72h at 70°C (ISO 815)
Applications
● Shipyards
● Dry docks
● Coastal areas
Advantages
FAQ
1. What certifications do they have?
Compliant with ABS, DNV, LR, CCS, and ISO 17357-1 standards.
2. Can they be used for ship recovery/salvage?
Yes, they are widely used in salvage operations, dry docking, and heavy lifting.
3. How do they compare to traditional slipways?
90% cheaper, faster setup, and portable—no permanent infrastructure needed.
4. Do you offer custom solutions?
Yes, we provide military-grade, Arctic, and heavy-lift variants with OEM/ODM support.
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...
Get in touch with us
Leave a Message, we will call you back quickly!