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Product - Percussive Implement
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Percussive Implement
Model J178

Technical Performance of
J178 Free-jet Percussive Implement

A Special tool for improving the efficiency of drilling, especially suits for middle, middle hardness and hardness formation. This Product has the following features:

  • ¡¡¡¡ Joining with the bit or drilling collar;
  • ¡¡¡¡ Improving bit life;
  • ¡¡¡¡ Helping to hold the direction of drilling;
  • ¡¡¡¡ Expediting drilling footage.

Diameter (mm)

¦µ178£¨7"£©

Impact power (J)

650-850

Impact frequency (Hz)

15-25

Output volume £¨L/s£©

22-28

Tong head pressure drop (MPa)

¨Q6

Up tool joint

4 1/2IF(API 410)

Down tool joint

4 1/2REG(API 430)

Overall length (mm)

2654


Add: Shanfu Road E., Shanyang Town, Jinshan Area, Shanghai, China. Zip code: 201508
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