This grade has very good hot hardness, and with good strength and toughness,It is especially suitable for high speed machining.
Areas of application:
It is suitable for the machining of heat treated steel ,stainless steel, titanium alloy, nickel based high temperature alloys,aluminum alloys, etc.
Grade properties
Grade | KT30 | |
ISO-Classification | M20-M30 | |
Co | [%] | 11.5 |
WC and others | [%] | 88.5 |
Density | [g/cm³] | 14.05 |
HC | [kA/m] | 27 |
HRA | 92.3 | |
TRS | [MPa] | 4000 |
Porosity | A | ⤠02 |
B | 00 | |
C | 00 | |
WC grain size | [μm] | 0.5 |
η phase | NO |