Construction: The hose consists of an inner tube,reinforcement layer,middle layer and rubber cover.
Feature
The hose body length decreased,the diameter increase and on the expansion state after hose enduring internal up right pressure.
Under this conditions,the hose accomplishes the hole sealing function.
Application
Apply to coal mine and clear dust.
Apply to engineering construction and leak prevention construction underground.
Apply to tunnel exploitation and pour cast underground and underwater.
Underground exploration for water conservancy.
Specification
Size |
I.D. |
O.D. |
Expansion O.D. |
Min.Burst Pressure |
mm |
mm |
mm |
Mpa |
Psi |
22E70 |
22±0.5 |
39±2 |
70±6 |
30 |
4350 |
25E80 |
25±0.5 |
41±2 |
80±6 |
28 |
4060 |
32E90 |
32±0.5 |
48±2 |
90±6 |
26 |
3770 |
38E90 |
38±0.5 |
54±2 |
90±6 |
20 |
2900 |
45E90 |
45±0.5 |
60±2 |
90±6 |
18 |
2610 |
51E90 |
51±0.5 |
69±2 |
100±6 |
16 |
2320 |
