GBP 57 First, select Find the recommended the material and the tooth type and cutting speed machining method. in the table below. GARANT Master Uni Recommended GARANT Master Steel Material Surface finish Tooth type cutting speed vc (m/min) coarse Z9 600 – 1,000 Aluminium medium Master Alu, Z1 500 – 800 fine Master Uni 500 – 700 GARANT Master INOX coarse Master Steel 500 – 700 Steel medium Master Uni (+TiALN), Z7, Z4 500 – 700 < 900 N fine Z5, Z fine 350 – 700 coarse Master Steel 500 – 700 Steel GARANT Master Alu medium Master Uni (+TiALN), Z7, Z4 500 – 700 < 1400 N fine Z5, Z fine 350 – 700 Steel coarse Master Steel 500 – 700 54 medium Master Uni TiALN, Z7, Z4 500 – 700 < 55 HRC fine Z5, Z fine 350 – 700 GARANT Master Cast coarse Master Steel 500 – 700 Steel medium Master Uni TiALN, Z7, Z4 500 – 700 < 60 HRC fine Z5, Z fine 500 – 700 coarse Master Uni TiALN 500 – 700 Steel medium Z4 TiALN 500 – 700 < 67 HRC fine Z5, Z fine 350 – 700 coarse Master INOX 500 – 700 INOX medium Master Uni (+TiALN), Z7, Z4 500 – 700 fine Z5, Z fine 350 – 700 coarse Master INOX 500 – 700 Titanium medium Master Uni TiALN, Z4 TiALN 500 – 700 fine Z5, Z fine 350 – 700 coarse Master Cast 500 – 700 Cast iron medium Master Uni TiALN, Z7 500 – 700 fine Z5, Z fine 350 – 700 coarse Master Cast 500 – 700 Copper Tin medium Master Cast 500 – 700 Plastic medium Z1 500 – 700 GRP Wood medium Z1 500 – 700 Recommended cutting speed vc (m/min) 300 400 500 600 700 800 900 1000 Determine 2 48,000 64,000 80,000 95,000 111,000 127,000 143,000 159,000 the appropriate speed for 3 32,000 42,000 53,000 64,000 74,000 85,000 95,000 106,000 your drive machine. Tool diameter D (mm) 4 24,000 32,000 40,000 48,000 56,000 64,000 72,000 80,000 6 16,000 21,000 27,000 32,000 37,000 42,000 48,000 53,000 8 12,000 16,000 20,000 24,000 28,000 32,000 36,000 40,000 10 10,000 13,000 16,000 19,000 22,000 25,000 29,000 32,000 Materials with poor 12 8,000 11,000 13,000 16,000 19,000 21,000 24,000 27,000 heat conductivity; reduce speed to avoid 16 6,000 8,000 10,000 12,000 14,000 16,000 18,000 20,000 overheating of the burr. 20 5,000 6,000 8,000 10,000 11,000 13,000 14,000 16,000 Speed (rpm) 319