High-pressure DTH hammer of good quality and performance, with IS0 9001:2008 certification and of various specifications.

KQH5'' High-pressure DTH Hammer

(COP54 DTH hammer/DHD350 hammer/5-inch hammer/140mm DTH hammer)

Basic Technical specifications

1. Hammer length without bit: 1097(mm)

2. Top sub thread: API 23/8'' REG PIN

3. Outside diameter: 126(mm)

4. Weight: 71KG

5. Bit diameter: 138-165(mm)

6. Working pressure: 12-20(Bar)

7. Air consumption: 10-20(M3/min)

Structure of the hammer

1. Top sub

2. O-Ring

3. Cap

4. Check valve

5. Spring

6. Air Distributor

7.  Locating Sleeve

8. O-Ring

9. Rubber Ring

10. Rigid Valves

11. Piston

12. Guide Sleeve

13. O-Ring

14. Bit Retainer Ring

15. O-Ring

16. Driver sub

17. Outer Sleeve  

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