t is suitable for the machining of quench hardening steels，cast iron，titanium alloys，Heat-resistant alloys，Stainless steels，mould steels，Fibreglass reinforced plastics，composite materials，etc. It is recommended to make coated tools to mill quench hardening steels, mould steels.

Grade properties

Grade		KX20
ISO-Classification		K30-K40
Co	[%]	11.8
WC and others	[%]	88.2
Density	[g/cm³]	14.10
HC	[kA/m]	26
HRA		92.5
TRS	[MPa]	4200
Porosity	A	≤ 02
	B	00
	C	00
WC grain size	[μm]	0.6
η(η phase)		NO

 

Applications

Excellent wear properties, micro grain grade, general purpose cutting tool grade for semi-finishing and finishing, drills, endmills, reamers, stamping dies, punches, knives and all types of cutting tools, will withstand slight shock, EDM blanks