Open Bottom Air Lift Bags

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Dopen bottom air lift bagsooFlex Open Bottom Parachute Type Air Lift Bags is designed with water drop shaped units, which is widely used for buoyancy support or lifting sunken objects operation of underwater diving work. The open bottom design make the operation more safety. It's one kind of very useful floataion device for the diving salvage, underwater salvage, and underwater buoyancy support and refloatation.

DooFlex Open Bottom Parachute type lifting bags are fabricated from heavy duty polyester cloth coated with PVC made in German. It has safe working load of 6:1. Each Open Bottom Air Lift Bag is equipped with manual air dump relief/dump valve, which can be controlled easily to change the buoyancy by the bottom rope. And certificated heavy duty polyester webbing with end shackles, and air inlet stainless/ brass ball valves are equipped for the lifting operation. Each parachute lifting bag is complete and ready for use when leaving our manufacturing facility.

Features and Advantages:


●  Made
of heavy duty PVC coated polyester fabric (Made in German)
●  All seams are RF welded
●  Fold compactly for easy carring and storage
●  All webbing harness poin to single shackle for steady lifting
●  Controlled buoyancy by top dump valve controlled by the bottom rope
●  Suitable for all water depths
●  Design Safety Working Factor 6:1
●  3/4'' B.S.P air inlet stainless/ brass ball valves
●  Complete with "Operation and Maintenance Manual", mill certification
●  Delivered ready for use
●  Custom sizes and types available
●  Manufactured and Tested in accordance with IMCA D016, Rev3 - June 200 Guidelines

Application of Open Bottom Air Lift Bags:

● 
Deep water salvage and refloatation
●  Commercial and Military equipment
●  Static buoyancy
●  Pipeline Laying
●  Subsea rigging

Quality Assurance Guaranteed Parachute Lifting Bags

All DooFlex underwater air lift bags are manufactured and tested comply with IMCA D016, Rev3-June 2007 Guidelines. Quality is approved by SGS & UKAS in accordance with ISO9001:2008.

Specification of Open Bottom Air Lift Bags:

Type   Model        Lift Capacity Dimension (m) Dump Vales Appr. Packed Size (m) Appr. Weight
KGS LBS Dia Height Length Width Height (kgs) 
Commercial Lifting Bags 0BP-25L 25 55 0.4 0.8 Yes 0.3 0.1 0.1 2
0BP-50L 50 110 0.5 0.9 Yes 0.4 0.15 0.15 3
OBP-100L 100 220 0.6 1.1 Yes 0.45 0.15 0.15 4
OBP-250L 250 550 0.8 2 Yes 0.54 0.2 0.2 5
OBP-500L 500 1,100 1.2 2 Yes 0.6 0.23 0.23 8
Professional Lifting Bags OBP-1 1,000 2,200 1.3 2.4 Yes 0.8 0.4 0.3 15
OBP-2 2,000 4,400 1.8 2.6 Yes 0.8 0.4 0.3 23
OBP-3 3,000 6,600 1.6 4 Yes 1.2 0.4 0.3 35
OBP-5L 5,000 11,000 2 3.8 Yes 1.2 0.5 0.3 42
OBP-5H 5,000 11,000 2 3.8 Yes 1.2 0.5 0.3 42
OBP-6 6,000 13,200 2.3 3.4 Yes 1.2 0.6 0.5 52
OBP-8 8,000 17,600 2.4 3.6 Yes 1.2 0.7 0.5 60
OBP-10 10,000 22,000 2.5 4.6 Yes 1.3 0.6 0.5 80
OBP-15 15,000 33,000 3 4.3 Yes 1.3 0.7 0.5 120
OBP-20 20,000 44,000 3.4 5.6 Yes 1.3 0.7 0.6 160
OBP-25 25,000 55,125 3.9 6 Yes 1.4 0.8 0.7 180
OBP-30 30,000 66,000 4 6.3 Yes 1.4 1 0.8 210
OBP-35 35,000 77,000 4.2 6.5 Yes 1.4 1.2 1.3 230
OBP-50 50,000 110,000 5 7.5 Yes 1.5 1.4 1.3 300

Note:
1. Orange and yellow color is standard color.Other color is available.
2. The abover specification only for information, take practicality as standard. Other sizes or type are availiable upon request.
3. Contact us to get detailed technical date sheet.
4. The following pic do not scale. Pictures are only for information, take practicality as standard
open bottom air lifting bags


 


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