
Grade overview General turning Ceramic Grade ISO Micro structure Grade description A Turning Uncoated K10–K30 Si3N4 Ceramic grade for medium operation in grey cast iron also with CN2000 K10 - K30 interrupted cut. Good wear resistance, toughness and thermal stability. Uncoated cemented carbide Grade ISO Micro structure Grade description B N05 - N20 Uncoated N05–N20/K05–K20 carbide substrate for fine to medium application in Milling YD101 K05 - K20 aluminum and other material. N10 - N30 Uncoated N10–N30/K10–K30 carbide substrate for medium application in aluminum and YD201 K10 - K30 other material. C Drilling CBN Grade ISO Micro structure Grade description Uncoated, brazed H01–H10 CBN grade for fine finishing operation in hardened steel with YCB111 H01 - H10 continuous cut. High wear resistance and productivity at higher cutting speed. D Information Technical Uncoated, brazed H10–H25 CBN grade for fine to medium application in hardened steel YCB121 H10 - H25 from continuous to light interrupted cut. Good wear resistance and toughness for universal use. YCB131 H20 - H35 Uncoated, brazed H20–H35 CBN grade for fine to medium application in hardened steel with interrupted cut. Good wear resistance and optimized toughness for safe E process. Index A 35