
| Series 51M, 51MCR, 51ML, 51MLC | Ae | Ap Ae | Vc | Diame (m | ter (D1) m) | |||||||
| Metric | Hardness | Ae x D1 | Ap x D1 | (m/min) | 6 | 8 | 10 | 12 | 16 | 20 | ||
| Profile | 219 | RPM | 11633 | 8725 | 6980 | 5816 | 4362 | 3490 | ||||
| CARBON STEELS | ≤ 0.1 | ≤ 1 | (176-263) | Fz | 0.048 | 0.081 | 0.101 | 0.121 | 0.142 | 0.158 | ||
| 1018, 1040, 1080, 1090 10L50 1140 | ≤ 275 Bhn | Feed (mm/min) | 3350 | 4240 | 4230 | 4223 | 3717 | 3308 | ||||
| , , , 1212, 12L15, 1525, 1536 | or ≤ 28 HRc | HSM | 279 | RPM | 14784 | 11088 | 8870 | 7392 | 5544 | 4435 | ||
| ≤ 0.05 | ≤ 2 | Fz | 0.066 | 0.113 | 0.141 | 0.169 | 0.197 | 0.220 | ||||
| P | (223-335) | Feed (mm/min) | 5854 | 7517 | 7504 | 7495 | 6553 | 5854 | ||||
| Pfil | 149 | RPM | 7917 | 5938 | 4750 | 3958 | 2969 | 2375 | ||||
| roe | ≤ 0.1 | ≤ 1 | 119179 | Fz | 0.036 | 0.061 | 0.077 | 0.092 | 0.107 | 0.119 | ||
| ALLOY STEELS 4140, 4150, 4320, | ≤ 375 Bhn | (-) | Feed (mm/min) | 1710 | 2173 | 2195 | 2185 | 1906 | 1696 | |||
| 5120, 5150, 8630, 86L20, 50100 | or ≤ 40 HRc | HSM | 189 | RPM | 10017 | 7513 | 6010 | 5009 | 3756 | 3005 | ||
| ≤ 0.05 | ≤ 2 | (151-227) | Fz | 0.049 | 0.083 | 0.104 | 0.125 | 0.146 | 0.163 | |||
| Feed (mm/min) | 2945 | 3741 | 3750 | 3756 | 3291 | 2939 | ||||||
| Profile | 73 | RPM | 3878 | 2908 | 2327 | 1939 | 1454 | 1163 | ||||
| ≤ 0.1 | ≤ 1 | (5988) | Fz | 0.029 | 0.049 | 0.061 | 0.073 | 0.086 | 0.096 | |||
| H TOOL STEELS A2 D2 H13 L2 M2 | ≤ 375 Bhn | - | Feed (mm/min) | 675 | 855 | 852 | 849 | 750 | 670 | |||
| , , , , , P20, S7, T15, W2 | or ≤ 40 HRc | HSM | 93 | RPM | 4928 | 3696 | 2957 | 2464 | 1848 | 1478 | ||
| ≤ 0.05 | ≤ 2 | Fz | 0.040 | 0.069 | 0.086 | 0.103 | 0.120 | 0.134 | ||||
| (74-112) | Feed (mm/min) | 1183 | 1530 | 1526 | 1523 | 1331 | 1189 | |||||
| Pfil | 155 | RPM | 8240 | 6180 | 4944 | 4120 | 3090 | 2472 | ||||
| roe | ≤ 0.1 | ≤ 1 | Fz | 0.035 | 0.060 | 0.075 | 0.090 | 0.105 | 0.117 | |||
| STAINLESS STEELS (FREE MACHINING) | ≤ 275 Bhn | (140-171) | Feed (mm/min) | 1730 | 2225 | 2225 | 2225 | 1947 | 1735 | |||
| 303, 416, 420F, 430F, 440F | or ≤ 28 HRc | HSM | 198 | RPM | 10502 | 7877 | 6301 | 5251 | 3938 | 3151 | ||
| ≤ 0.05 | ≤ 2 | Fz | 0.048 | 0.082 | 0.102 | 0.122 | 0.143 | 0.159 | ||||
| (178-218) | Feed (mm/min) | 3025 | 3875 | 3856 | 3844 | 3379 | 3006 | |||||
| Pfil | 107 | RPM | 5655 | 4241 | 3393 | 2827 | 2121 | 1696 | ||||
| roe | ≤ 0.1 | ≤ 1 | Fz | 0.029 | 0.049 | 0.061 | 0.073 | 0.086 | 0.096 | |||
| STAINLESS STEELS | ≤ 275 Bhn | (96-117) | Feed (mm/min) | 984 | 1247 | 1242 | 1238 | 1094 | 977 | |||
| M (DIFFICULT) 304, 304L, 316, 316L | or ≤ 28 HRc | HSM | 137 | RPM | 7271 | 5453 | 4362 | 3635 | 2726 | 2181 | ||
| ≤ 0.05 | ≤ 2 | (123151) | Fz | 0.040 | 0.069 | 0.086 | 0.103 | 0.120 | 0.134 | |||
| - | Feed (mm/min) | 1745 | 2258 | 2251 | 2247 | 1963 | 1754 | |||||
| 99 | RPM | 5251 | 3938 | 3151 | 2626 | 1969 | 1575 | |||||
| Profile | ≤ 0.1 | ≤ 1 | Fz | 0.029 | 0.049 | 0.061 | 0.073 | 0.086 | 0.096 | |||
| STAINLESS STEELS (PH) | ≤ 325 Bhn | (89-109) | Feed (mm/min) | 914 | 1158 | 1153 | 1150 | 1016 | 907 | |||
| 13-8 PH, 15-5 PH, 17-4 PH, Custom 450 | or ≤ 35 HRc | HSM | 125 | RPM | 6624 | 4968 | 3975 | 3312 | 2484 | 1987 | ||
| ≤ 0.05 | ≤ 2 | Fz | 0.040 | 0.069 | 0.086 | 0.103 | 0.120 | 0.134 | ||||
| (112-137) | Feed (mm/min) | 1590 | 2057 | 2051 | 2047 | 1789 | 1598 |
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