Contact Us
TEL : +86-592-5601702 5682036
E-mail: sales@quarryingtools.com
Address: Unit 8001, Part A, Minnan Culture Town,
No.350, Changle Road, Huli, Xiamen China.361006
DTH hammer: 3'' DTH hammer: DHD3.5, COP34, COP32, MISSION 30, BR3, MACH303. 4" DTH (down-the-hole) hammer: DHD340/COP44, COP42, QL40, SD40, MISSION 40, XL40, MACH44. 5" DTH (down-the-hole) hammer: DHD350/COP54, COP52, QL50, SD5, MISSION50, XL5. 6" DTH (down-the-hole) hammer: DHD360/COP64, COP62, QL60, SD6, MISSIO60, XL6. 8" DTH (down-the-hole) hammer: DHD380, QL80, SD8, MISSION80
Big size DTH hammer
|
DTH hammer type |
HD55C |
HD65 |
HD85 |
|
|
Length(less bit) |
1160mm |
1248mm |
1487mm |
|
|
Weight(less bit) |
70.00kg |
98.00kg |
188.00kg |
|
|
External diameter |
Φ125mm |
Φ142m |
Φ180m |
|
|
Bit shank |
HD55C DHD350Q |
COP64/DHD360 |
COP84/DHD380 |
|
|
Hole range(mm) |
Φ135-155 |
Φ155-190 |
Φ195-254 |
|
|
Connection thread
|
API 2³/8” Reg. |
API 2³/8” Reg. |
API 41/2” Reg. |
|
|
API 31/2” Reg. |
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|
Working pressure |
0.5-2.5Mpa |
0.5-2.5Mpa |
0.5-2.5Mpa |
|
|
Impact rate at 17 Bar |
25Hz |
23Hz |
20Hz |
|
|
Recommended Rotation speed |
20-30r/min |
15-25r/min |
15-20r/min |
|
|
Air consumption |
10bar |
140L/s |
175L/s |
190L/s |
|
18bar |
280L/s |
3400L/s |
370L/s |
|
|
24bar |
390L/s |
475L/s |
495L/s |
|
We can also offer you the following down the hole drilling tools:
