Hongruntong Marine LLC.
| Payment Terms | L/C, T/T, D/A, D/P, Western Union, MoneyGram |
| Supply Ability | 2600 Pcs Per Month |
| Delivery Time | 5-8 Work Days |
| Packaging Details | Wooden Pallets, Wooden Box |
| Name | Underwater Air Lift Bags |
| Reinforcement | Nylon Fabric |
| Lifting Capacity | 200kg to 50 Tons |
| Feature | Superior Buoyancy |
| Material | Top-Notch PVC Coating Fabric |
| Thickness | 0.4mm-2.5mm, or As Request |
| Type | Parachute |
| Layers | 1-6Ply, or As Request |
| Valve | Inflation and Pressure Release |
| Color | Black, Yellow, Orange, or As Request |
| Usage | Underwater Air Lifting, Salvage, Large Buoyancy |
| Application | Salvage Operations, Underwater Construction |
| Brand Name | Hongruntong Marine |
| Model Number | HM-UALB12 |
| 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 | 2600 Pcs Per Month |
| Delivery Time | 5-8 Work Days | Packaging Details | Wooden Pallets, Wooden Box |
| Name | Underwater Air Lift Bags | Reinforcement | Nylon Fabric |
| Lifting Capacity | 200kg to 50 Tons | Feature | Superior Buoyancy |
| Material | Top-Notch PVC Coating Fabric | Thickness | 0.4mm-2.5mm, or As Request |
| Type | Parachute | Layers | 1-6Ply, or As Request |
| Valve | Inflation and Pressure Release | Color | Black, Yellow, Orange, or As Request |
| Usage | Underwater Air Lifting, Salvage, Large Buoyancy | Application | Salvage Operations, Underwater Construction |
| Brand Name | Hongruntong Marine | Model Number | HM-UALB12 |
| Certification | ISO, BV, ABS, DNV, LR, SGS, CCS, RMRS | Place of Origin | China |
| High Light | Durable Air Lift Bags ，High Strength Air Lift Bags ，Lightweight Air Lift Bags | ||
30t Air Lift Bags High Strength Material Durable Lightweight Design
Description
Our Underwater Air Lift Bags are specially engineered for lifting, buoyancy support, and underwater salvage operations. Made with high-strength PVC or TPU-coated fabrics, they offer excellent durability, puncture resistance, and buoyancy control. Each bag is equipped with a pressure relief valve for safety, stainless steel hardware, and reinforced lifting straps. Lightweight and compact, they are easy to deploy and retrieve by divers. Available in various shapes and capacities, these bags are ideal for marine construction, wreck recovery, and underwater maintenance projects. Custom sizes and fittings are also available to meet specific operational needs.
Specifications
| Product Name | Underwater Air Lift Bags |
| Raw Material | Top-Notch PVC Coating Fabric |
| Type | Parachute |
| Size | 500kg, 1000kg, 5000kg 10000kg,etc |
| Thickness | 0.4-1.2mm, or as request |
| Color | Yellow,Blue,Black,etc |
| Density | 0.33-0.9g/cm3 |
| Safety Factor | 7:1 |
| Accessories | Valve, Inflatable Tube, Repair Material |
| OEM | Welcome |
| Warranty | 3 Years |
|
Tolerances | +/- 0.03 on densities +/- 0.2 mm on thickness +/- 0 to +3mm on width +/- 0 to +3mm on length |
| Model | Lifting Capacity | Dimensions | Appr. Weight | |
| Parachute | [kg] | [lbs] | [mm] | [kg] |
| HM-P01 | 200 | 441 | 800 | 5 |
| HM-P02 | 500 | 1,103 | 1,000 | 8 |
| HM-P03 | 1,000 | 2,205 | 1,300 | 11 |
| HM-P04 | 2,000 | 4,410 | 1,600 | 20 |
| HM-P05 | 4,000 | 8,820 | 2,000 | 50 |
| HM-P06 | 6,000 | 13,230 | 2,300 | 66 |
| HM-P07 | 8,000 | 17,640 | 2,500 | 75 |
| HM-P08 | 10,000 | 22,050 | 2,700 | 80 |
| HM-P09 | 15,000 | 33,075 | 3,100 | 110 |
| HM-P10 | 20,000 | 44,100 | 3,400 | 130 |
| HM-P11 | 30,000 | 66,150 | 3,900 | 170 |
| HM-P12 | 50,000 | 110,250 | 4,600 | 220 |
| HM-P13 | 70,000 | 154,350 | 5,200 | 310 |
| HM-P14 | 100,000 | 220,500 | 5,800 | 450 |
| HM-P15 | 150,000 | 330,750 | 6,600 | 660 |
| HM-P16 | 200,000 | 441,000 | 7,300 | 900 |
| *Note: Other sizes can be customized according to the requirements. | ||||
Features
Applications
● Submarine rescue support
Advantages
FAQ
1. What are the risks of improper use?
Rapid ascent, equipment damage, or entanglement if not rigged correctly.
2. How do I inspect a lift bag?
Check for leaks, frayed straps, valve function, and corrosion before each use.
3. How should I store lift bags?
Rinse with freshwater, dry fully, and store in a cool, UV-protected area.
4. Can they be repaired if damaged?
Yes, patches or professional repairs are possible for minor tears.
5. What’s the average lifespan?
5–10+ years with proper care, depending on usage frequency.
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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