Main features:
1, which is simple to operate and easy for rescuers to master. You can use a high-pressure nitrogen bottle to inflate it, or you can use a leather tiger to inflate it manually.
2. Light weight and easy to carry; Solve that problems that the traditional seal material is difficult to transport, time-consuming and laborious;
3. The construction speed is fast, which generally takes only 5-7 minutes, and the shortest time is only 4 minutes to complete the temporary closure;
4, the sealing effect is good, the air leakage rate is low, and the air bag has good air tightness, which can keep no air leakage for more than 24 hours;
5, the application range is wide, and it can be used for roadways with different cross-section shapes and different support forms, and it is universal and can be large or small;
6, the rescue team can practice training in any underground roadway at ordinary times;
7. The air bag seal has the function of skeleton support and plugging, and no temporary support is needed;
8. Airbag seal can also be used as a temporary shock absorber for temporary air conditioning.
9. The airbag can be reused, which can save a lot of wood.