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> New 100 kennametal cnmp 323 KC990 carbide inserts M841S
New 100 kennametal cnmp 323 KC990 carbide inserts M841S
'Composition: A multilayered alumina coated grade with a high-strength substrate. Coated with TiCN and then alternating layers of Al2O3 and TiN. Application: Engineered for finishing of carbon and alloy steels, and ductile, nodular, or malleable irons. The thin alumina coating layers are very hard. Best speed range is above 650 sfm in smooth cuts
