HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
Your one stop solution for rock drilling tools.
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DTH hammers transmit intensive impact energy with low energy loss. This results in good rock breakage, high penetration rates and high productivity.
There are mainly four types of end face design forms used by down-the-hole drill bits: namely, end face convex type, end face plane type, end face concave type and end face deep concave center type. Cemented carbides are mostly made of ball teeth, spring teeth, or the common tooth distribution method of ball teeth and spring teeth.
Applications:
Rock Drilling,Mining,Construction,quarry,Water Well drilling
Advantages:
The equipment is designed to give optimal hole quality, reliability, and long service life, as well as the best blasting results and low total operation cost.
Specification:
| Bit size | Shank type | Recommended DTH dir diameter |
| 3.5''/3'' DTH Hammer bits | COP34, DHD3.5, MISSION30, BR3 shank | 90mm to 105mm |
| 4'' DTH Hammer bits | DHD340, QL40, MISSION40, SD4 shank | 110mm to 130mm |
| 5'' DTH Hammer bits | DHD350, QL50, MISSION50, SD5 shank | 134mm tio 152mm |
| 6'' DTH Hammer bits | DHD360, QL60, MISSION60, SD6 shank | 152mm to 203mm |
| 8'' DTH Hammer bits | DHD380, QL80, MISSION80, SD8 shank | 203mm to 305mm |
| 12'' DTH Hammer bits | DHD112, SD12 and QL120 shank | Available upon to customers' request |
