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water infusion hole sealing device
water infusion hole sealing device

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Quality/Safety Certification: 0.00


Water Infusion Hole Sealing can be used for coal bed water injection ,coal pressure drop, split coal and gas emission.

Type

I.D

(mm)

O.D

(mm)

Expansion range

(mm)

Hole radius

(mm)

Working pressure

on free state (Mpa)

Examine

Pressure

(Mpa)

Burst pressure

(Mpa)

ZF-A 19

19±0.5

40±2

60+8-2

45

20

30

≥40

ZF-A 22

22±0.5

48±2

80+8-4

50

20

30

≥40

ZF-A 32

32±0.5

50±2

90+8-5

60

6

12

≥24

ZF-A 38

38±0.5

55±2

95+8-5

65

5

10

≥20

ZF-A 45

45±0.5

63±2

100+8-5

75

4

8

≥16

ZF-A 51

51±0.5

7±2

110+8-5

90

4

8

 

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