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Shaanxi Senwell Drilling Equipment Co., Ltd
Jenny(General manager)
Tel:0086-29-85370919
Fax:0086-29-85370919
E-mail:Jennysaless@vip.163.com
                sales@oiltoolsdp.com
Website:Http://www.oiltoolsdp.com
 

Double-Way Bumper (SJ Type shock absorber)

Double-Way Bumper (SJ Type shock absorber) basic infomation

Catalog: Jar tools
Keywords: Double-Way Bumper (SJ Type shock absorber)
Tel: 0086-29-85370919
Fax: 0086-29-85370919
E-mail: Jennysaless@vip.163.com
Double-Way Bumper (SJ Type shock absorber) basic infomation

Double-Way Bumper(SJ Type shock absorber)
 
The SJ type double way bumper is a kind of double-way shock absorbing tool which is used to simultaneously slow down or eliminate the vertically or horizontally shock from drill string. It can reduce the damage due to shocking to drill bit, drilling tool and surface drilling tool so that the purpose of raising drilling speed and of reducing drilling cost shall be reached.

 

Detail Specification:
 

Technical specification and parameters for SJ type Double-way Shock Absorber

 Type

O.D.
(mm)

I.D.
(mm)

Max. stroke
(mm)

Ambient
temperature

(℃)

Max.
torque
(KN.m)

Max.bit
weight
(KN)

Tensile load
(KN)

Pull-down
overall length
(mm)

Conn.

SJ121B

121

38

120

-40~150

10

200

1000

4490

3 1/2"REG

SJ160B

160

45

120

-40~150

15

340

1500

5150

NC46

SJ178B

178

57

120

-40~150

15

400

1500

5590

NC50

SJ203B

203

64

120

-40~150

20

480

1960

5800

6 5/8"REG

SJ229B

229

71

120

-40~150

20

540

1960

5630

7 5/8"REG

 

Shaanxi Senwell Drilling Equipment Co.,Ltd    Jenny (General Manager)
Tel:0086-29-85370919     Fax:0086-29-85370919
Email:Jennysaless@vip.163.com     sales@oiltoolsdp.com
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