|
[China]
Trade Verify
Address: No. 466 Zhongshan Road, Shijiazhuang, Hebei, China
Contact name:Nikolay
HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD |
|
Verified Suppliers
|
|
|
4 Inch DHD350 DTH Hammer Mining Drill Bits Diameter 102mm DTH Drill Bit
Product Information:
Matching for DTH hammer.
DTH hammer is a part of down hole drilling rig, which is a working device of down hole drilling rig. Submersible hole impactor is divided into low air pressure submersible hole impactor, medium air pressure submersible hole impactor and high air pressure submersible hole impactor.
Applications:
• Underground mining
• Quarry benching operations
Advantages:
• High drilling efficiency, long drilling tool life, submersible
impactor drilling, the medium is air, no flushing media recovery
and disposal problems, reducing the auxiliary time.
• Low cost of use, the submersible impactor requires small shaft
pressure and low speed of the drilling rig, while the torque is
low, so the natural power consumption is small, and the diameter of
the drill pipe is relatively thin, easy to install and disassemble,
and the service life is long.
Specification:
Bit size | Shank type | Recommended DTH bit 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 |
