Grade TN6030TN7525TN7535TN8025THMTTM ProGroove™ Grades and Grade Descriptions P Steel Coatings provide high-speed M Stainless Steel capability and are engineered K Cast Iron for finishing to light roughing. N Non-Ferrous S High-Temp Alloys • Reduce cycle times — H Hardened Materials high speed and feed capability. • Longer tool life — new multilayer coating provides better wear resistance. wear resistance toughness Coating Grade Description 05 10 15 20 25 30 35 40 45 P M PVD-TiAlN Nanolayer coated carbide. Medium and heavy machiningfor steels and nodular cast irons. Recommended at medium cuttingK speeds when good toughness properties are required. HC-P30 P MT-CVD/CVD — TiN-TiCN-Al2O3-TiN coated carbide. K Light and medium machining for steels and nodular cast irons. HC-P25 P MT-CVD/CVD — TiN-TiCN-Al2O3 coated carbide. Medium and heavy machining K for steels and nodular cast iron. HC-P35 M MT-CVD/CVD-TiN-TiCN-Al2O3-ZrCN coated carbide. Light and medium machining for all stainless steels. Can be used both with or without coolant. HC-M25 Uncoated carbide for light and medium machining. For cast ironand all non-ferrous metals and non-metals. Also capable ofK machining hardened materials at low cutting speeds. N S HW-K15 H P M Uncoated carbide with good toughness and wear properties. Medium machining for steels. HW-P25 widia.com E93