Indexable Drilling Insert Grade Descriptions 刀片塗層介紹 Coating layers Tisixn Grade Descriptions Altin Grade Code : CX31NS, CX41NS Substrate Ingredient : Ti, Al, Si, N Feature : . Si contained . Improve the hardness and heat resistance . The Si NANO particles uniformly distributed . Effective protection of the substrate . Extend inserts life Coolant Substrate Coating Cutting Grade ISO Thickness (HRA) Type Condition WET DRY P20~P30 ★ Medium CX31NS M15~M30 91.6 TiSixN ~ 3 ★ ★ Continuous K30 P20~P40 ★ Rough CX41NS M20~M40 90.0 TiSixN ~ 3 ★ ★ Interrupted K30 Chip breaker design MG MM C066