DTH drill Bit COP44-115
Product Description
DTH drill Bit COP44-115
Product intruduction:
CODE NO. | COP44-115 |
Shank type | COP44 |
Diameter | 115mm |
air holes | 2 |
gauge buttons | 7*14mm |
face buttons | 6*13mm |
Bit face type | convex face |
carbide design | Dome(Gauge buttons), parabolic(face buttons) |
approx. weight | 8.9Kgs |
ROSCHEN is Rock drilling tools supplier, our products Bits Rock drill bits Shank type:COP32, COP34, COP44, COP54, COP64; and DTH bits hole diameter: 3'', 4'', 5'', 6'', 8''(85mm-350mm).
Convex Face
For high penetration rate in soft to medium-hard with low to medium air pressure. It is the most resistance to steel wash, and may reduce the load and wear on the gauge buttons, but poor hole deviation control.
Dome/Hemispherical Buttons
Universal buttons for all rock formation, best suited to hardest and very abrasive rock formation.
Excellent penetration rate, but only suited to medium hard and not so very abrasive rock formation.
COP shank DTH hammer bit with convex face, 7 dome & 6 semi-ballistic carbide buttons for water well industries, mining and construction.
Dth Button Bits Main Features
1) High quality;
2) High resistance;
3) High footage speed;
4) Very low breakage;
5) Very low percentage of carbide falling off.
6) Wide application range.
Selecting the right bit
Roschen has a comprehensive range of DTH drill bits to match all conceivable applications.
Each bit is made from quality alloy steel, and has been precision machined to produce a perfect body, heat treated to the required hardness, given surface compression for fatigue resistance, and fitted with precision buttons manufactured in-house.