Heavy Duty Air Lifting Bags with PVC Coated for Underwater Salvage
Description
Buoyancy bags are invaluable tools in underwater salvage operations, allowing for the safe and efficient lifting of sunken objects. These bags can be used to lift everything from small debris to large shipwrecks. Built from strong, resistant materials, they can handle deep-sea pressures and provide excellent buoyancy in submerged environments. The quick deployment of buoyancy bags makes them a cost-effective solution for salvage operations, allowing divers and crews to safely lift and relocate sunken vessels or equipment without the need for complex or expensive lifting mechanisms.

Specifications
Product Name |
Buoyancy 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
Professional Grade Performance
Engineered for demanding commercial, salvage, and underwater construction applications.
Durable Straps and Webbing
Reinforced straps and webbing provide superior strength and secure load-bearing capacity.
Leak Proof Valves
High quality, leak-proof valves prevent air leakage, maintaining consistent buoyancy during lifts.
Customizable Options
Available in various sizes and lifting capacities to meet specific project requirements.
Applications
● Marine Archaeological Excavations
● Underwater Cable Installation
● Offshore Wind Turbine Maintenance
● Subsea Oil Spill Response
Advantages
Compliance with International Standards
Our Buoyancy Bags are manufactured in compliance with international standards and certifications, ensuring they meet global safety, environmental, and quality requirements.
Wide Range of Lifting Capacities
We provide Buoyancy Bags with varying lifting capacities to suit different operational needs. Whether for light-duty lifting or large-scale industrial lifting, our bags can handle weights from a few tons to several hundred tons.
Flexibility in Size and Shape
We offer Buoyancy Bags in different shapes and sizes, making them adaptable to specific lifting tasks. Whether lifting cylindrical objects or complex structures, our products are designed for maximum efficiency.
High Pressure Resistance
Our Buoyancy Bags are built to withstand high underwater pressures, making them suitable for deep-sea operations and other high pressure environments encountered during offshore and marine projects.

FAQ
1. Can Buoyancy Bags be used for underwater construction?
Yes, Buoyancy Bags are often used in underwater construction to lift and position materials like pipes, platforms, and modules. Their versatility makes them ideal for use in various marine construction projects.
2. How do Buoyancy Bags help with ship launching?
Buoyancy Bags are used to lift ships from dry land and into the water by providing the buoyant force necessary to lift the vessel. This method is cost-effective and efficient, especially for smaller to medium-sized ships.
3. Are Buoyancy Bags environmentally friendly?
Yes, Buoyancy Bags are designed with materials that are safe for the environment. They are reusable and help reduce the need for heavy machinery, reducing carbon emissions and environmental impact.
4. Can Buoyancy Bags be used for emergency response?
Yes, Buoyancy Bags are often deployed in emergency response situations, such as lifting sunken vessels or damaged equipment. Their quick deployment and reliable performance make them an ideal solution for urgent recovery tasks.