Общий каталог ZCC-CT 2019 - страница 905

Solid carbide milling Recommended cutting data End mill – GM series A Starting values for cutting speed vc [m/min] GM-2BL GM-2R GM-4BL GM-4R GM-2BFP Machining group Slot milling Shoulder milling Turning Brinell Material group Composition / structure / heat treatment hardness Ø [mm] ap max Ø [mm] ae max HB 0 12 % Si, cannot be hardened 130 26 D Copper and copper alloys machining steel, PB> 1% CuZn, CuSnZn 110 90 27 28 (bronze/brass) CuSn, Pb-free copper, electrolytic copper 100 29 annealed 200 30 Fe-based alloys Information hardened 280 31 Technical Heat-resistant alloys annealed 250 32 S Ni or Co bass hardened 350 33 cast 320 34 pure titanium Rm 400 35 Titanium alloys α and β alloys hardened Rm 1050 36 hardened and tempered 55 HRC 37 Hardened steel hardened and tempered 60 HRC 38 H Hard cast iron E Hardened cast iron cast hardened and tempered 400 55 HRC 39 40 Thermoplasts 41 Thermosetting plastics 42 Plastic, glass-fibre reinforced GFRP 43 X Non-metallic materials Plastic, carbon fibre reinforced CFRP 44 Index Graphite 45 Wood 46 Note: The given cutting values are guide values, which were determined under ideal conditions. The values have to be adapted in individual cases. Feed rate recommendations on page B460. For examples of material for cutting tool groups view page D22. B 442