 Products Catalog |
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 Industrial Hose |
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Expansion rubber hose
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Rubber water poured sealing appliances:
1.Construction:The hose consists of an inner tube,reinforcement layer,middle layer and rubber cover.
2.Feature:The hose body length decreased,the diameter increase and on the expansion state after hose enduring internal upright pressure.Under this conditions,the hose accomplishes the hole sealing function.
3.Application:
a. Apply to coal mine and clear dust.
b. Apply to engineering construction and leak prevention construction underground.
c. Apply to tunnel exploitation and pour cast underground and underwater. |
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| Inside
Diameter
mm |
Outside
Diameter
mm |
Hole radius |
Expansion range |
（MPa）≥Working pressure on free state(Mpa)≥ |
Working pressure(MPa） |
| Proof Pressure≥ |
Bursting pressure≥ |
22±0.5 |
39±2 |
50 |
80 |
+8 |
6 |
14.7 |
29.4 |
| -4 |
22±0.5 |
39±2 |
50 |
60 |
+8 |
6 |
14.7 |
29.4 |
| -2 |
32±0.5 |
48±2 |
56 |
90 |
+8 |
6 |
14.7 |
29.4 |
| -4 |
32±0.5 |
48±2 |
56 |
70 |
+8 |
6 |
14.7 |
29.4 |
| -2 |
38±0.8 |
54±2 |
65 |
75 |
+8 |
4 |
12 |
16 |
| -4 |
38±0.8 |
54±2 |
65 |
75 |
+8 |
4 |
12 |
16 |
| -3 |
45±0.8 |
60±2 |
75 |
100 |
+8 |
4 |
12 |
16 |
| -4 |
45±0.8 |
60±2 |
75 |
80 |
+8 |
4 |
12 |
16 |
| -3 |
51±1 |
69±2 |
91 |
110 |
+8 |
4 |
12 |
16 |
| -4 |
51±1 |
69±2 |
91 |
90 |
+8 |
4 |
12 |
16 |
| -3 |
64±1 |
80±2 |
110 |
120 |
+8 |
4 |
12 |
16 |
| -4 |
64±1 |
80±2 |
110 |
110 |
+8 |
4 |
12 |
16 |
| -3 |
76±1 |
94±2 |
130 |
130 |
+8 |
2 |
6 |
12 |
| -4 |
76±1 |
94±2 |
130 |
120 |
+8 |
2 |
6 |
12 |
| -2 |
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