English 
日本語 
français 
Español 
русский 
português 
العربية 
tiếng việt 
ไทย 
Polska 
română 
Surface bumper jar is releasing stuck for downhole tools on the ground, It apply to release stuck which need downward jarring like key slot, shrink neck, fall off block, sticking to suck, etc. it also can relieve downhole fishing tools. Surface bumper jar is working on wellhead, no matter what part was stuck of drill stem, slips downhole tools stuck, fishing tools stuck, or testing, well repairing, well washing tools stuck, it all can use surface bumper jar to release stuck. DX surface bumper jar is a new type mechanical surface bumper jar, it overcome its former friction type's defect like slips easy to bum, adjusting not exact, it can adjust jarring release force at any time, and easy, exact, stable to adjust.
Model | OD | ID | Max. Stroke | Torsional Limited | Max. Tensile Load | Working lemperature | OAL | Connection |
mm (inch) | mm (inch) | mm (inch) | KN-m (lbf-ft) | KN(lbf) | °C | mm (ft) | ||
DX178 | 178 ⑺ | 48 (1-7/8) | 2000 (78-3/4) | 18 (14,000) | 2400 (540,000) | ・40〜120 | 4150 (13.6) | NC50 |
0531-69959201
lqg18653457231
+86-18653457231
No 12111,Jingshi Road, Lixia District, Jinan City, Shandong Province. P.R. China
Professional customer service team, professional after-sale services create a comprehensive high-quality, advanced technology, reliable products, which gives you a strong sense of security.
Professionals, professional skills and precision equipments insure that we can provide you with professional product customization service.
The best quality products, strict quality control system and good reputations established Saigao product's irreplaceable place.
Superb technical team with continuous technological innovation, closely follow the market's trend help you to create the highest performance products.
