Hongruntong Marine LLC.
| Payment Terms | L/C, T/T, D/A, D/P, Western Union, MoneyGram |
| Supply Ability | 2400 Pcs Per Month |
| Delivery Time | 5-7 Work Days |
| Packaging Details | Wooden Pallets, Wooden Box |
| Material | Trustworthy 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 |
| Feature | Simplicity and Efficiency |
| 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 |
| Name | Ship Launching Balloon |
| Brand Name | Hongruntong Marine |
| Model Number | HM-SLB018 |
| Certification | ISO, BV, ABS, DNV, LR, SGS, CCS, 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 | 2400 Pcs Per Month |
| Delivery Time | 5-7 Work Days | Packaging Details | Wooden Pallets, Wooden Box |
| Material | Trustworthy 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 | Feature | Simplicity and Efficiency |
| 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 | Name | Ship Launching Balloon |
| Brand Name | Hongruntong Marine | Model Number | HM-SLB018 |
| Certification | ISO, BV, ABS, DNV, LR, SGS, CCS, RMRS | Place of Origin | China |
| High Light | 2.5m Ship Launching Airbags ，Impact Resistant Ship Launching Airbags ，Safe Ship Launching Airbags | ||
Premium 2.5m Airbags Impact Resistant Saltwater Safe And Extended Durability
Description
Designed for optimal buoyancy and stability, these Ship Launching Balloons provide a safer way to launch and dock vessels. Their reinforced rubber structure distributes weight evenly, preventing sudden shifts or hull stress. Resistant to saltwater corrosion, extreme temperatures, and abrasion, they ensure long-term performance. Available in custom sizes (1.5m–6m), they support both small fishing boats and large commercial ships. Easy to transport and deploy, these airbags minimize labor costs while maximizing efficiency in marine 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
Hydrostatic Stability
Neutral buoyancy design with <5% volume change at 20m seawater depth
Fatigue Life
1000 cycles at 0.5MPa with <10% modulus reduction (ASTM D4482)
Joint Integrity
Vulcanized seam strength ≥90% of base material (ISO 6134)
X-ray inspected for internal voids
Surface Engineering
Micro-textured anti-slip pattern (Ra=50-100μm) with 0.8-1.2 friction coefficient
Applications
● Ship construction yards
● Ports and harbors
● Offshore drilling platforms
● Naval bases
Advantages
FAQ
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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