QINGDAO DOOWIN MARINE ENGINEERING CO., LTD.
                                                                                                           
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15 Years
Since 2011
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IMCA Standard PVC Material Salvage Balloon Open Bottom Parachute Underwater Lifting Bags

Price Negotiable
Price: USD 100~ USD 7800
MOQ: 1 unit
Delivery Time: 2 weeks
Brand: DOOWIN
Product Description
IMCA Standard PVC Material Salvage Balloon Open Bottom Parachute Underwater Lifting Bags
Underwater lift bags feature either open or enclosed bottom parachute-type designs, including both commercial diving lift bags and professional lift bags. These parachute-type underwater lift bags are water-drop shaped units designed for marine salvage operations and re-floating objects from the seabed.
The open bottom design allows for safe operation at any depth, making these air lift bags versatile for various salvage applications. They are particularly suitable for scuba diving operations, marine salvage, flotation bag salvage, and general salvage float bags.
Enclosed bottom parachute-type lift bags maintain the same dimensions as open bottom models but feature a removable cover at the bottom, providing flexibility based on specific salvage project requirements.
Features and Advantages
  • Constructed from heavy-duty UV-resistant PVC coated fabric
  • Overall assembly tested and proven at 5:1 safety factor by drop test
  • Double ply webbing slings with 7:1 safety factor
  • High Radio Frequency welding seam for superior strength
  • Complete with all accessories: valve, inverter line, shackles, masterlink
  • High flow dump valves operated from bottom for easy buoyancy control
  • Third party certification available upon request
  • CCS certified to prove 5:1 safety factor
Parachute Underwater Lifting Bag Specifications
Model Lifting Capacity (kgs) Lifting Capacity (lbs) Diameter (m) Height (m) Dump Valve Packed Length (m) Packed Width (m) Packed Height (m) Weight (kgs)
0BP-50L501100.31.1Yes0.40.150.152
OBP-100L1002200.61.3Yes0.450.150.155
OBP-250L2505500.81.7Yes0.540.20.27
OBP-500L500110012.1Yes0.60.230.2314
OBP-1100022001.22.3Yes0.80.40.324
OBP-2200044001.72.8Yes0.80.40.330
OBP-3300066001.83Yes1.20.40.335
OBP-55000110002.23.5Yes1.20.50.356
OBP-66000132002.33.6Yes1.20.60.560
OBP-88000176002.64Yes1.20.70.5100
OBP-1010000220002.74.3Yes1.30.60.5130
OBP-1515000330002.94.8Yes1.30.70.5180
OBP-2020000440003.15.6Yes1.30.70.6200
OBP-2525000551253.45.7Yes1.40.80.7230
OBP-3030000660003.86Yes1.410.8290
OBP-3535000770003.96.5Yes1.41.21.3320
OBP-50500001100004.67.5Yes1.51.41.3450
Underwater Lifting Bag Applications
  • Deepwater salvage and flotation bag salvage operations
  • Commercial diving and military diving lift applications
  • Static inflatable buoyancy support systems
  • Pipeline laying buoyancy floaters
  • Subsea rigging lifting equipment
  • Marine salvage pontoons
  • Boat lift airbags
IMCA Standard PVC Underwater Lifting Bag in operation Close-up view of parachute-type underwater lift bag construction Underwater lifting bag deployment and buoyancy control system

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company QINGDAO DOOWIN MARINE ENGINEERING CO., LTD.
Location Xiazhuang Industry Park, Chengyang, Qingdao, China
Contact Person Xiang Sun

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