HC4/ZC4

For continuous machining | Alumina TiC based ceramics

The finest grain structure which is best suited for hard turning steel applications

Ceramic grade best for hardened materials

Excellent performance by increasing the hardness and strength of the insert base material. Suitable for hardened materials in the range of HRC 55-70

Cutting conditions

- - - Scroll the table - - -

Grade	Material	Operation type	Machining	Cutting speed (m/min) Cutting speed (SFM)	Feed(mm/rev) Feed (IPR /IPT)	DOC(mm) DOC(inch)	Coolant
ZC4	Harden material	Turning	Finishing	40 – 210 130 -690	0.07 – 0.2 .003 – .008	0.1 – 0.7 .004 – .028	DRY / WET
HC4	Harden material	Turning	Finishing	40 – 210 130 -690	0.07 – 0.2 .003 – .008	0.1 – 0.7 .004 – .028	DRY / WET

Case study

Gear machining
Material : Carburized and hardened steel (HRC 63)
Cutting speed : 121 m/min 397 SFM
Feed : 0.03 – 0.04 mm/rev .001 – .002 IPR
DOC : 0.15 mm .006 inch
Coolant : DRY
ZC4	60 pcs / corner
Competitor’s black ceramic	30 pcs / corner

ZC4 has superior wear resistance and twice the tool life extension compared to competitors’ tool.

For more information about this product, visit our online e-catalog, or download the catalog/product report