Recommended Cutting Conditions by TaeguTec Parting and grooving ISO Material Condition Tensile strength (N/mm2) Hardness Material Cutting speed Vc (m/

Recommended Cutting Conditions by TaeguTec Parting and grooving ISO Material Condition Tensile strength (N/mm2) Hardness Material Cutting speed Vc (m/

Recommended Cutting Conditions by TaeguTec Parting and grooving ISO Material Condition Tensile strength (N/mm2) Hardness Material Cutting speed Vc (m/min) TT9080 TT7220 TT8020 K10 <0.25%C Annealed 420 125 1 140-250 80-120 Non-alloy steel >=0.25%C Annealed 650 190 2 130-220 80-110 cast steel, free <0.55%C Quenched and tempered 850 250 3 90-200 70-90 cutting steel >=0.55%C Annealed 750 220 4 100-220 70-100 Quenched and tempered 1000 300 5 70-170 40-70 P Low alloy steel and cast steel Annealed 600 200 6 90-120 70-100 930 275 7 80-170 50-70 (Less than 5% of Quenched and tempered 1000 300 8 70-130 40-60 alloying elements) 1200 350 9 50-120 30-50 High alloy steel, cast steel Annealed 680 200 10 60-140 50-80 and tool steel Quenched and tempered 1100 325 11 50-70 30-60 Stainless steel and cast steel Ferritic / martensitic 680 200 12 70-170 80-120 M Martensitic 820 240 13 60-150 60-90 Austenitic 600 180 14 90-180 60-90 Gray cast iron Ferritic 160 15 100-230 60-80 (GG) Pearlitic 250 16 90-180 50-70 K Cast iron nodular Ferritic 180 17 190-300 70-100 (GGG) Pearlitic 260 18 120-220 70-90 Malleable cast iron Ferritic 130 19 120-250 60-85 Pearlitic 230 20 100-210 45-75 Aluminum - Wrought alloy Not cureable 60 21 Cured 100 22 <=12% Si Not cureable 75 23 Aluminum- Cured 90 24 N ’ >12% Si High temp. 130 25 >1% Pb Free cutting 110 26 Copper alloys Brass 90 27 Electrolitic copper 100 28 Non-metallic Duroplastics, fiber plastics 29 Hard rubber 30 Fe based Annealed 200 31 40-70 35-50 Cured 280 32 30-50 25-40 High lei lip. alloys Ni or Co based Annealed 250 33 30-40 20-30 S Cured 350 34 15-25 15-20 Cast 320 35 15-30 15-20 Titanium, Ti alloys Rm 400 36 90-190 150-200 Alpha+beta alloys cured Rm 1050 37 30-60 50-80 Hardened steel Hardened 55HRC 38 H Hardened 60HRC 39 Chilled cast iron Cast 400 40 Cast iron nodular Hardened 55HRC 41 For more information of material groups, see the materials & grades "material conversion table" H Steel I Stainless steel Cast iron Nonferrous I High temp. alloys H Hardened steel TaeguTec B 125