Recommended cutting data Solid carbide end-mill FP Brinell hardness HB Tensile strength Rm Cutting speed Correction factor Vc (m/min) Material Chipping group Structure of the material groups group and identification letters (N/mm²) PM-HSS TiAlN C ≤ 0.25 % annealed 125 428 P1 1,2 60 - 73 - 85 C > 0.25 … ≤ 0.55 % annealed 190 639 P2 1,2 45 - 53 - 60 C > 0.25 … ≤ 0.55 % hardened and tempered 210 708 P3 1,2 45 - 53 - 60 Unalloyed steel C > 0.55 % annealed 190 639 P4 1,2 45 - 53 - 60 C > 0.55 % hardened and tempered 300 1013 P5 1,0 30 - 35 - 40 Machining steel (short-chipping) tempered 220 745 P6 1,2 50 - 60 - 70 annealed 175 591 P7 1,2 40 - 50 - 60 P Low alloyed steel hardened and tempered hardened and tempered 300 380 1013 1282 P8 P9 1,0 0,8 40 - 50 - 60 30 - 35 - 40 hardened and tempered 430 1477 P10 0,8 30 - 35 - 40 annealed 200 675 P11 1,2 40 - 50 - 60 High alloyed steel and high alloyed tool steel hardened 300 1013 P12 1,0 30 - 35 - 40 hardened 400 1361 P13 0,8 20 - 25 - 30 ferritic / martensitic, annealed 200 675 P14 1,0 20 - 25 - 30 Stainless steel martensitic, hardened and tempered 330 1114 P15 - austenitic, chilled 200 675 M1 1,0 20 - 25 - 30 M Stainless steel austenitic, precipitation-hardened (PH) austenitic-ferritic, Duplex 300 230 1013 778 M2 M3 0,9 1,0 15 - 18 - 20 10 - 13 - 15 ferritic 200 675 K1 1,0 30 - 35 - 40 Malleable cast iron pearlitic 260 867 K2 0,8 25 - 30 - 35 low tensile strength 180 602 K3 1,0 35 - 43 - 50 K Cast iron high tensile strength / austenitic 245 825 K4 1,0 25 - 30 - 35 Cast iron with nodular ferritic 155 518 K5 1,0 30 - 35 - 40 graphite pearlitic 265 885 K6 1,0 30 - 35 - 40 GGV (CGI) 200 675 K7 1,0 30 - 35 - 40 Aluminium alloys not heat treatable 30 - N1 - long chipping heat treatable, heat treated 100 343 N2 - ≤ 12 % Si, not heat treatable 75 260 N3 - Casted aluminium alloys ≤ 12 % Si, aushärtbar, ausgehärtet 90 314 N4 - > 12 % Si, not heat treatable 130 447 N5 - Magnesium alloys 70 250 N6 - Unalloyed, elektrolyte copper 100 343 N7 - N Copper and copper alloys Brass, Bronze 90 314 N8 - (Brass / Bronze) Cu-alloys, short-chipping 110 382 N9 - High-tensile, Ampco 300 1013 N10 - Lead alloys (without abrasive filling material) - - N11 - Duroplastic (without abrasive filling material) - - N12 - Plastic glas fibre reinforced GFRP - - N13 - Non-ferrous materials Plastic carbon fibre reinforced CFRP - - N14 - FP Plastic aramid fibre reinforced AFRP - - N15 - Graphite (tech.) 80 Shore - N16 - annealed 200 675 S1 - Fe-Basis heat treated 280 943 S2 - High temperature resistant alloys annealed 250 839 S3 0,9 10 - 13 - 16 Ni- or Co-alloyed heat treated 350 1177 S4 0,7 9 - 12 - 14 S casting 320 1076 S5 0,7 9 - 12 - 14 Pure titan 200 675 S6 1,0 20 - 25 - 30 Titanium alloys α- and β-alloys, heat treated 375 1262 S7 - β-alloys 410 1396 S8 - Wolfram alloys 300 1013 S9 1,1 10 - 15 - 20 Molybdän alloys 300 1013 S10 - hardened 50 HRC - H1 - H Hardened steel hardened 55 HRC - H2 - hardened 60 HRC - H3 - Hardened cast iron hardened 55 HRC - H4 - The recommended cutting data are only approximate values. It may be necessary to adjust them to each individual machining application. VHM- / PM-HSS Werkzeuge | Solid carbide- / PM-HSS Tools | Outils carbure monobloc / PM-HSS 347