Absorber

JZQ series Absorbers (Bumper) are kind of drilling tool that effects shock absorption. Suitable for onshore or offshore drilling operations.

Details

The JZQ series Absorbers (Bumper) were developed to provide the market with more reliable technology and more hoisting performance. Absorber is one kind of drilling tool that effects shock absorption by depending on hydraulic oil under external force through elastic deformation and damping. Featured with simple structure, easy to operate and reliable quality. Included but not limited by the advantages mentioned, JZQ series Absorbers (Bumper) might be your best choice.

 

General Features

•  Suitable for cold area and desert environment
•  Suitable for onshore or offshore rigs
•  Various size available for different operation requirement

 

Main aramaters

Outside Diameter: 4-3/4” – 7-5/8” (121 mm – 229 mm)

 

Parameters:

One-way Shock Absorber

Model O.D. (mm) I.D.
(mm)
Max. Stroke (mm) Ambient Temp. (℃) Max. Bit Weight (kN) Tensile Load (kN) Pull-down Overall Length (mm) Thread Conn.
JZQ121C 121 38 121 -40~150 265 1,000 3,950 NC38
JZQ160C 160 47 120 -40~150 343 1,500 3,980 NC46
JZQ178C 178 57 120 -40~150 392 1,500 3,800 NC50
JZQ203C 203 64 150 -40~150 490 2,000 4,100 6-5/8 REG
JZQ229C 229 70 150 -40~150 535 2,000 3,820 7-5/8 REG

 

Double-way Shock Absorber

Model O.D. (mm) I.D.
(mm)
Max. Stroke (mm) Ambient Temp. (℃) Max. Torque (kN.m) Max. Bit Weight (kN) Tensile Load (kN) Pull-down Overall Length (mm) Thread Conn.
JZQ121B 121 38 120 -40~150 10 200 1,000 5,300 3-1/2 REG
JZQ160B 160 45 120 -40~150 15 340 1,500 5,252 NC46
JZQ178B 178 57 120 -40~150 15 400 1,500 5,350 NC50
JZQ203B 203 64 120 -40~150 20 480 1,960 5,853 6-5/8 REG
JZQ229B 229 71 120 -40~150 20 540 1,960 5,900 7-5/8 REG

 

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