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Inserts for rock drilling


Application: High and Low Air Pressure DTH Drill Bits, Top Hammer Bits and others.

Grade Binder % Hardness T.R.S Density Grain Size
HRA HV30 >= N/mm2 g/cm3
CR10 6 90.4 1400 2800 14.85 Medium
Suitable for high air pressure DTH/TH Drill Bits on hard rock formations.
CK10CH 6 89.8 1330 2800 14.9 Medium
Suitable for high air pressure DTH/TH Drill Bits on medium soft formations and small size inserts for Tapered Drill Bits on medium hard rock formations.
CK20CH 8 89 1255 3000 14.7 Medium
Suitable for small size inserts for Cone Bits with high toughness and excellent wear resistance on metals and coal mining.Suitable for big size inserts for low air pressure DTH/TH Drill Bits on complex and medium hard rock formations.
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