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diamond wire, diamond segment, diamond saw blade, polishing abrasives, wire saw machine, block cutting machine, drill bit drill rod dth hammer
8YR
diamond wire, diamond segment, diamond saw blade, polishing abrasives, wire saw machine, block cutting machine, drill bit drill rod dth hammer
Our drill bits contains below:
--Low air pressure DTH drill bits:80 90 100 110 120 130 140 150 180 185 200 220
--High air pressure DTH drill bits:115 127 138 152 165 178 195 203 216 240 254 304
Available series of DTH hammer:
--Low air pressure DTH hammer:CIR65 CIR70 CIR90 CIR110 CIR130 CIR150 CIR170 CIR200 etc.
--High air pressure DTH hammer: DHD 340. DHD 350, DHD 360, DHD380 N125 SD12etc.
Features:
1.valveless air distribution. More reliable.
2.simple design of the piston, long life.
3.More efficient energy transfer, faster drilling speed, lower air consumption and lower oil consumption.
4.fewer internal parts, simple structure, longer life, less failure and easier to maintain becayse all the parts are heat treated.
5. It is easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multi-step thread.
Applications:
widely used for produce large-diameter holes in rocks for water-well.oill-field,coal-Mines, tunnels, quarrying and roads, power stations,and other construction projects.it is suitable for very hard and abrasive rock formation,medium-hard and homogeneous formation.soft rock and fissured rock formations etc.
Botton shape selection of cemented carbide:
Domed/Round Button: XIAMEN QICHENG SUPERHARD MATERIAL CO.,LTD.HERCULES ABRASIVES CUTTING TOOLS CO.,LTD.WWW.HERCULESABRASIVES.COM
It is mainly used for the side teeth of DTH Drill bit, which is suitable for rock with strong abrasiveness and very hard.
Parabolic/Semi-Ballistic Button:
It is mainly used for the side teeth and the middle teeth of the DTH Drill, which is suitable for medium and hard abrasiveness rock.
Ballistic Button:
It is mainly used in the middle teeth of DTH Drill, suitable for rock with moderate abrasiveness and medium hardness. When the rock is soft, the side teeth can also be made.
Sharp Buttons:
It is mainly used in the middle teeth of DTH Drill, and is suitable for soft rock with high penetration rate and low gear breaking rate.
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