Hydraulic Hose
 Ptfe Hose
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 Hose Coupling
 Nylon Hose
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 Special Rubber Hose
Addr:Room 5-302,Building H2,
No.818, West of Renmin Road,
Hengshui, Hebei, China
Tel:0086-0318-8082222
    0086-0318-8080319
Fax:0086-0318-2332222
Email:info@hszhongbo.com
Drilling Hose Ocean Hose Expansion Hose Hydraulic Hose Assemblies
Expansion
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.

Size

 I.D
mm

 O.D
mm

 Expansion O.D
mm

 Min.Burst Pressure
MPa

22E70

22±0.5

39±2

70±6

30

25E80

25±0.5

41±2

80±6

28

32E90

32±0.5

48±2

90±6

26

38E90

38±0.5

54±2

90±6

20

45E90

45±0.5

60±2

90±6

18

51E90

51±0.5

69±2

100±6

16 

 
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Tel: 0086-0318-7170000 Fax: 0086-0318-2892388 E-mail: info@hszhongbo.com
Address: Room 5-302,Building H2,No.818,West of Renmin Road,Hengshui,Hebei,China