GENERAL TECHNICAL INFORMATION INSERT GRADES COATED CARBIDE, CERMET AND CARBIDE GRADES Grades ISO Application TT1300 • For high speed turning of cast iron and steel.K05−K15• Thick aluminum oxide coating on a high wear resistant substrate. CVD Coated • First choice for machining cast iron (Rough and Finish). TT7310 K05 − K15 • First choice for machining of ductile cast iron and cast iron. CVD Coated P05 − P15 • Special coating and though substrate for the best wear resistance. TT8115 • High speed turning of steel.P10−P25• Very high wear resistance. CVD Coated • First choice for finishing. TT9215 • For high speed cutting in stainless steel.M10−M25• Very high wear resistance. CVD Coated • First choice for finishing, particularly in continuous cuts. TT8125 • Steel turning application.P15−P35• Very good combination of wear resistance and toughness. CVD Coated • For finish to medium turning of steel. TT9225PVD Coated M05 − M35 • For a wide range of turning in stainless steel.• Excellent combination of wear resistance & fracture toughness. TT5030 S05 − S20 • For a wide range of turning of high-temp alloys. PVD Coated M05 − M20 • Very hard submicron substrate with good fracture toughness. TT9020TT9030PVD CoatedP15− P30S15−S25M20−M30• For medium speed turning of stainless steel, exotic alloys and low carbon steel.• Good combination of toughness and wear resistance. TT5100 M15 − M35 • For a wide range of turning of sticky materials such as stainless steel and low carbon steel.S15−S35• Excellent chipping resistance and sticking resistance. CVD Coated P20 − P40 • For finish and medium machining on stainless steel and low carbon steel. TT9235 • For interrupted cutting of stainless steel.M30−M45• Ideal grade for unstable conditions or low cutting speeds. CVD Coated • Very good fracture toughness. TT7100CVD Coated • Low speed turning of steel and stainless steel.M25M40P25−P45• Very tough substrate.• For heavy roughing with interrupted cut. 1147