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ADD No. 103, West Daqing Road, Hengshui City.
Tel:0318-7900909
Fax:0318-2152039
URL:http://www.oxhose.com
E-mail:oxhose@oxhose.com
Expansion Rubber Hose

CONSTRUTCION:The hose consists of an inner tube,reinforcement layer,middle layer and rubber cover.
FEATURE:The hose boby 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.
USE:a.suitable in coal mines for clearing dust and discharging gases;
b.suitable for leakage prevention in underground engineering projects;
c.suitable for tunnel and underwater injectioncast tunnel exploration;
d.suitable for any other underground study.

SPECIFICATION:HSD/QJ00.02-2003
Type
speciflcation
ID
OD
Hole radlus
Expansion
range
Workingpressure
on free state (mpa)≥
Pressure-resistance strength of working state (mpa)
Proof pressure
Bursting pressure
PG-19
19±0.5
35±2
50
65
15
30
37.5
PG-25
25±0.5
39±2
50
60
6
12
16
PG-32
32±0.5
48±2
56
70
6
12
16
PG-38
38±0.8
54±2
65
75
6
12
16
PG-45
45±0.8
60±2
75
80
4
12
16
PG-51
51±1
69±2
91
90
4
12
16
PG-64
64±1
80±2
110
100
4
12
16
PG-76
76±1
94±2
130
120
2
6
12
 

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