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BXJ Type Lubricated Fishing Bumper Subs
The BXJ Type Lubricated Fishing Bumper Sub is a mechanical down jaring tool whose all moving parts are bathed in closed chamber to enjoy long service life.It is suitable for using in deep hole and middle deep hole.
Thechnical specifications and parameters
|
Parameter\Type |
BXJ62B |
BXJ70B |
|
O.D.(mm) |
159 |
178 |
|
I.D.(mm) |
57 |
70 |
|
Sealing pressure (MPa) |
20 |
20 |
|
Max.tensile load (tf) |
143 |
153 |
|
Work stroke (mm) |
460 |
465 |
|
Connection |
NC50 |
NC50 |
|
Closed length(mm) |
2730 |
2950 |
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