Consolidation Coal Hole Sealing Device, Coal Hole Rubber Sealings
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Some datas for your reference
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 |
16 |
More contact
| Company : | Hebei Huayu Special Rubber Co.,Ltd | |||||
| Contact person: | Cathy Zhu | |||||
| Telephone number: | 0086-18631813735 | |||||
| Skype: | cathyzcjw | |||||
Send Inquiry to This Supplier
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