178 fraisa.com NPTF D1 [mm] P(TPI) z vc [m/min] fz [mm] n [min-1] vfc [mm/min] vf [mm/min] 1/16 5.90 27.0 3 90 0.0240 4855 98 350 1/8 7.30 27.0 3 90 0.0360 3925 133 424 1/4 9.95 18.0 4 90 0.0440 2880 150 507 3/8 12.50 18.0 4 90 0.0480 2290 127 440 ≥1/2 14.50 14.0 5 90 0.0520 1975 174 514 ≥1 18.50 11.5 5 90 0.0560 1550 199 434 1/16 5.90 27.0 3 80 0.0240 4315 87 311 1/8 7.30 27.0 3 80 0.0360 3490 118 377 1/4 9.95 18.0 4 80 0.0440 2560 134 451 3/8 12.50 18.0 4 80 0.0480 2035 113 391 ≥1/2 14.50 14.0 5 80 0.0520 1755 154 456 ≥1 18.50 11.5 5 80 0.0560 1375 177 385 1/16 5.90 27.0 3 60 0.0240 3235 65 233 1/8 7.30 27.0 3 60 0.0280 2615 69 220 1/4 9.95 18.0 4 60 0.0400 1920 91 307 3/8 12.50 18.0 4 60 0.0480 1530 85 294 ≥1/2 14.50 14.0 5 60 0.0520 1315 116 342 ≥1 18.50 11.5 5 60 0.0560 1030 132 288 1/16 5.90 27.0 3 45 0.0240 2430 49 175 1/8 7.30 27.0 3 45 0.0280 1960 51 165 1/4 9.95 18.0 4 45 0.0400 1440 68 230 3/8 12.50 18.0 4 45 0.0480 1145 63 220 ≥1/2 14.50 14.0 5 45 0.0520 990 87 257 ≥1 18.50 11.5 5 45 0.0560 775 100 217 1/16 5.90 27.0 3 150 0.0360 8095 244 874 1/8 7.30 27.0 3 150 0.0440 6540 270 863 1/4 9.95 18.0 4 150 0.0520 4800 296 998 3/8 12.50 18.0 4 150 0.0640 3820 282 978 ≥1/2 14.50 14.0 5 150 0.0680 3295 379 1120 ≥1 18.50 11.5 5 150 0.0800 2580 473 1032 1/16 5.90 27.0 3 120 0.0280 6475 152 544 1/8 7.30 27.0 3 120 0.0360 5230 177 565 1/4 9.95 18.0 4 120 0.0480 3840 218 737 3/8 12.50 18.0 4 120 0.0560 3055 197 684 ≥1/2 14.50 14.0 5 120 0.0640 2635 285 843 ≥1 18.50 11.5 5 120 0.0800 2065 379 826 1/16 5.90 27.0 3 130 0.0280 7015 165 589 1/8 7.30 27.0 3 130 0.0360 5670 191 612 1/4 9.95 18.0 4 130 0.0480 4160 237 799 3/8 12.50 18.0 4 130 0.0560 3310 214 741 ≥1/2 14.50 14.0 5 130 0.0640 2855 309 914 ≥1 18.50 11.5 5 130 0.0800 2235 410 894 1/16 5.90 27.0 3 55 0.0240 2965 60 214 1/8 7.30 27.0 3 55 0.0280 2400 63 202 1/4 9.95 18.0 4 55 0.0400 1760 83 282 3/8 12.50 18.0 4 55 0.0480 1400 78 269 ≥1/2 14.50 14.0 5 55 0.0520 1205 106 313 ≥1 18.50 11.5 5 55 0.0560 945 121 265 Applicazione Materiale Acciaio < 850 N/mm² Acciaio 850 - 1100 N/mm² Acciaio 1100 - 1300 N/mm² Acciaio 1300 - 1500 N/mm² Alluminio malleabile Si < 6% temprato Ghisa (grigia / sferoidale) Rame non legato Acciaio inossidabile [Cr-Ni/1.4301]
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