WA1/WA5

For milling applications ｜ Whisker ceramic for hardened materials

Rapid material removal and long tool life for hard milling

Mill hardened materials (HRC 45-62)

Reduce costs and eliminate grinding

Hardened materials from HRC 45-62
Tool steels, Mold steels, Chilled irons, Powdered metal, Stellite welded overlays, etc.

Cutting conditions

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Insert	DOC(mm) DOC(inch)	HRC 45-55		HRC 55-60		HRC 60-62
Insert	DOC(mm) DOC(inch)	Cutting speed(m/min) Cutting speed(SFM)	Feed(mm/t) Feed(IPT)	Cutting speed(m/min) Cutting speed(SFM)	Feed(mm/t) Feed(IPT)	Cutting speed(m/min) Cutting speed(SFM)	Feed(mm/t) Feed(IPT)
RPGN1204 RPG-43 Type	1.3 .050	250 – 390 850 – 1300	0.12 .005	210-360 700 – 1200	0.08 .0035	170-330 550 – 1100	0.07 .003
RNGN1207 RNG45 Type	2.0 .075	250 – 420 850 – 1400	0.12 005	210-390 700 – 1300	0.10 .004	170-360 550 – 1200	0.07 .003

Note: Speeds and feeds are approximate starting points

NTK Cutting Tools is proud to announce the launch of its new CBN grades series, ...

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