MACHINING CONDITIONS | TURNING - LT 10 - LT 1000 MACHINING CONDITIONS | TURNING - LT 10 - LT 1000 CNMM 120408 NR CNMM 120412 NR MaterialGroup DOC FeedLaminaGr. N°MaterialExamplesHardness[mm][mm/rev]VcSuggested StartingAmaxParameters[mm2]minmaxminmaxminmaxDOCFeedVcMaterialGroup DOC FeedLaminaGr. N°MaterialExamplesHardness[mm][mm/rev]VcSuggested StartingAmaxParameters[mm2]minmaxminmaxminmaxDOCFeedVc C35, Ck45, 125 HB 330 0.46 2400.602.88 C35, Ck45, 125 HB 330 0.46 2400.603.24 Non Alloyed 1 1020, 1045, 190 HB 0.50 7.00 0.21 180 280 4.20 0.42 220 Non Alloyed 1 1020, 1045, 190 HB 0.70 7.00 0.21 180 280 5.00 0.42 220 1060, 28Mn6 250 HB 0.54 250 2.40 0.40 200 1060, 28Mn6 250 HB 0.54 250 2.70 0.40 200 42CrMo4, 180 HB 7.00 0.21 0.54 280 2000.38 42CrMo4, 180 HB 7.00 0.21 0.54 280 2000.38 Low AlloyedP 2 St50, Ck60,4140, 4340,230 HB 0.50 5.60280 HB 250 1.92 4.20 180120210150 Low AlloyedP 2 St50, Ck60,4140, 4340,230 HB 0.70 5.60280 HB 250 2.16 5.00 180120210150 100Cr6 350 HB 0.18 0.484.90 0.361801.603.80130 100Cr6 350 HB 0.18 0.484.90 0.361801.804.50130 220 HB 190 140 220 HB 190 140 X40CrMoV5, 280 HB 5.60 0.48 1.92 3.50 0.36150 120 X40CrMoV5, 280 HB 5.60 0.48 2.16 4.10 0.36150 120 High Alloyed 3 H13, M42, D3, 0.50 0.18 70 High Alloyed 3 H13, M42, D3, 0.70 0.18 70 S6-5-2, 12Ni19 320 HB 4.20 0.42 130 1001.283.100.34 S6-5-2, 12Ni19 320 HB 4.20 0.42 130 1001.443.600.34 350 HB 110 90 350 HB 110 90 Austenitic 4 304, 316,X5CrNi18-9180 HB 170 270 1.92 0.30 1900.507.000.200.484.20240 HB1602201.600.26170Austenitic4 304, 316,X5CrNi18-9180 HB 170 270 2.16 0.30 1900.707.000.200.485.00240 HB1602201.800.26170 M Duplex 5 X2CrNiN23-4,S31500 290 HB 0.50 5.60 0.18 0.42310 HB8070 150 1001.283.500.2914090 M Duplex 5 X2CrNiN23-4,S31500 290 HB 0.70 5.60 0.18 0.42310 HB8070 150 1001.444.100.2914090 Ferritic &Martensitic6 410, X6Cr17,17-4PH, 430200 HB 7.00 170 250 3.50 1900.500.180.481.120.2442 HRc5.601201903.10130Ferritic &Martensitic6410, X6Cr17,17-4PH, 430200 HB 7.00 170 250 4.10 1900.700.180.481.260.2442 HRc5.601201903.60130 GG20, GG40, 150 HB 170 250 3.20 2000.72 GG20, GG40, 150 HB 170 250 3.60 2000.72 Grey 7 EN-GJL-250, 200 HB 0.50 7.00 0.15 160 230 4.20 0.42 180 Grey 7 EN-GJL-250, 200 HB 0.70 7.00 0.15 160 230 5.00 0.42 180 N030B 250 HB 2.880.66150210 160 N030B 250 HB 3.240.66150210 160 K K 150 HB 250 2.40 180 150 HB 250 2.70 180 Malleable& Nodular 8 GGG40, GGG70,50005 200 HB 0.50 7.00 0.15 0.60 120 230 2.08 4.20 0.36 160 Malleable& Nodular 8 GGG40, GGG70,50005 200 HB 0.70 7.00 0.15 0.60 120 230 2.34 5.00 0.36 160 250 HB 190 1.92 140 250 HB 190 2.16 140 Incoloy 800 240 HB 45 32Fe, Ni &Co based259Inconel 700250 HB0.504.200.200.42451.122.800.3430Fe, Ni &Co basedIncoloy 8009Inconel 700240 HB 25250 HB0.704.200.200.4245 32451.263.300.3430 S Stellite 21 350 HB 23 40 28 S Stellite 21 350 HB 23 40 28 T40 - 4.90 0.48 35 55 1.28 2.80 0.40 45 T40 - 4.90 0.48 35 55 1.44 0.40 45 Ti based 10 0.50 0.20 Ti based 10 0.70 0.20 3.30 TiAl6V4 - 4.20 0.42 45 65 1.12 2.80 0.36 55 TiAl6V4 - 4.20 0.42 45 65 1.26 0.36 55 X100 CrMo13, 45 HRc 3.50 0.36 50 100 0.96 2.80 0.30 80 X100 CrMo13, 45 HRc 3.50 0.36 50 100 1.08 3.30 0.30 80 Steel 440C, 50 HRc 2.80 0.30 90 0.64 2.10 0.24 70 Steel 440C, 50 HRc 2.80 0.30 90 0.72 2.50 0.24 70 H 11 G-X260NiCr42 55 HRc 0.50 2.10 0.11 0.24 40 80 0.48 1.40 60 H 11 G-X260NiCr42 55 HRc 0.70 2.10 0.11 0.24 40 80 0.54 1.70 60 0.22 0.22 Chilled Cast Iron Ni-Hard 2 400 HB 2.80 0.30 60 0.64 2.10 50 Chilled Cast Iron Ni-Hard 2 400 HB 2.80 0.30 60 0.72 2.50 50 White Cast Iron G-X300CrMo15 55 HRc 2.10 0.24 30 50 0.48 1.40 0.18 40 White Cast Iron G-X300CrMo15 55 HRc 2.10 0.24 30 50 0.54 1.70 0.18 40 NF Aluminium 12 AlSi12 130 HB 0.50 8.40 0.20 0.72 200 400 2.88 4.20 0.48 280 NF Aluminium 12 AlSi12 130 HB 0.70 8.40 0.20 0.72 200 400 3.24 5.00 0.48 280 236 237