PCBN Insert "SUNNITE TWIN"

Product Details

One-use type for ferrous materials (no regrinding)CBN tip replacement tip "SUNNITE TWIN" for ferrous materials. It is highly economical, and the two-cornerCBN cutting tool cost can be reduced because of the two-corner CBN cutting edge.

Application

• Cutting of cast iron, Hardened steel, Sintered metals, and Rolled materials

Product characteristics

Standard models

Shape	Chip appearance	Type SN-A	Type SN-B	Type SN-G	Type SN-Q	Type SN-H	Type SN-N	Type SN-R
C80°		●	●	●	●	〇	△	△
C80°			●		●
D55°		●	●	●	●	〇	△	△
D55°			●		●
V35°		●	●	●	●	〇	△	△
S90°		●	●	●	●	〇	△	△
T60°		●	●	●	●	〇	△	△
T60°			●		●
T60°			●		●

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*●=Standard stock models 〇=Semi-Standard stock models (confirmation required) △=Make-to-order models

PCBN GRADE

Grade	Binder	CBN content (%)	Average grain size (um)	Hardness (HV)	Bending strength (GPa)	Application
SN-A	Co	90	2	3000	0.91	Gray cast iron (high peripheral speed), sintered metal / continuous, interrupted
SN-B	TiC	50	1~2	2700	0.9	Hardened steel (high speed continuous), gray cast iron (low peripheral speed) / continuous
SN-G	Co+Al	85	1~2	3700	0.98	Gray cast iron (high peripheral speed), sintered metal / continuous, interrupted
SN-Q	TiN	45	0.5~1	2600	1.05	Hardened steel (HRC45 or more) / heavy interrupted
SN-H	TiCN	65	1~4	2500	1.15	Hardened steel (HRC45 Quenched steel (HRC45 or higher), gray cast iron (low peripheral speed) / heavy interrputed
SN-N	Ti	95	3	3700	0.95	Gray cast iron (high peripheral speed), sintered metal / continuous, interrupted
SN-R	TiN	65	1~2	3000	1.05	Hardened steel (HRC45 or more) / heavy interrupted

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We can also cater for alternative shapes not listed above, such as options with wiper, and breaker.