Turning Inserts & Tools Turning Inserts Coated Carbide Grade 車刀片材質等級 “ ∞ “ Infinity Nano Coating: Adopting new Infinty Coating Technology with high hardness and oxidation resistance. High toughness substrate and adopting special coating technology. Excellent turning machining of steel, stainless steel and cast iron. Machining with high temperature stability and improved wear resistance. Grade Type Substrate(HRA)CoatingType Thickness Application Material SuitableCondition P K M CX2565 91.7 Al.Ti.N >10 Medium to Simi-Finishing ★★ ★★ ★ P K M CX2555 91.6 Al.Ti.Si.N >3 Medium to Simi-Finishing ★★ ★ ★★ M P K CX3565 90 Al.Ti.N >10 Medium to Roughing ★★ ★★ ★★ M P K CX3555 89.8 Al.Ti.Si.N >3 Medium to Roughing ★★ ★ ★ * Turning Grade Comparison Chart............Page B204 B003