ATA International Product Catalogue

306331 306332 1422 CONTACT INFORMATION For more information please call +353 49 435 2138 or send an email to ask@atagroup.ie Finishing Group Material Material group  = 3 mm  = 4 mm  = 5 mm Vc m/min n min –1 Vf mm/min fz mm n min –1 Vf mm/min fz mm n min –1 Vf mm/min fz mm P General steels < 500 N/mm² (< 150 HB) 1.1-1.2 310 32,909 3,554 0.036 24,682 3,554 0.048 19,745 3,613 0.061 General steels < 700 N/mm² (< 205 HB) 1.3-1.4 290 30,786 3,325 0.036 23,089 3,325 0.048 18,471 3,408 0.062 General steels < 850 N/mm² (< 25 HRC) 1.5 265 28,132 2,954 0.035 21,099 2,912 0.046 16,879 2,988 0.059 Heat-treated steels < 850 N/mm² (< 25 HRC) 2.1-2.2 260 27,601 2,898 0.035 20,701 2,857 0.046 16,561 2,906 0.059 Heat-treated steels < 1100 N/mm² (< 32 HRC) 2.3-2.5 220 23,355 2,312 0.033 17,516 2,260 0.043 14,013 2,312 0.055 Heat-treated steels < 1400 N/mm² (< 44 HRC) 2.6 180 19,108 1,834 0.032 14,331 1,763 0.041 11,465 1,754 0.051 High alloy steels < 700 N/mm² 3.1 240 25,478 2,752 0.036 19,108 2,752 0.048 15,287 2,820 0.062 High alloy steels < 1400 N/mm² 3.2 160 16,985 1,631 0.032 12,739 1,567 0.041 10,191 1,559 0.051 Spring steels < 1500 N/mm² 3.3 140 14,862 1,226 0.028 11,146 1,271 0.038 8,917 1,231 0.046 M Stainless steels – INOX < 700 N/mm² (< 205 HB) 4.1 125 13,270 1,194 0.030 9,952 1,194 0.040 7,962 1,194 0.050 Stainless steels – INOX < 700 N/mm² (< 205 HB) 4.2 85 9,023 650 0.024 6,768 650 0.032 5,414 650 0.040 K Grey cast iron up to 350 HB (GG) 7.1-7.2 310 32,909 4,265 0.043 24,682 4,265 0.058 19,745 4,336 0.073 Modular cast iron up to 250 HB (GGG) 7.3-7.4 270 28,662 3,405 0.040 21,497 3,405 0.053 17,197 3,462 0.067 Malleable cast iron up to 230 HB (GTW/S) 7.5-7.6 230 24,416 2,637 0.036 18,312 2,637 0.048 14,650 2,681 0.061 H Hardened steels 45–55 HRC 8.1 /8.4 100 10,616 573 0.018 7,962 573 0.024 6,369 592 0.031 S Heat-resistant alloys Cr-Ni-basis 5.1-5.5 65 6,900 211 0.010 5,175 205 0.013 4,140 207 0.017 Hardox 400 < 1350 N/mm² 5.6 70 7,431 225 0.010 5,573 219 0.013 4,459 222 0.017 Hardox 500 < 1800 N/mm² 5.7 60 6,369 191 0.010 4,777 186 0.013 3,822 190 0.017 Titanium alloys 6.1-6.2 80 8,493 265 0.010 6,369 256 0.013 5,096 263 0.017 N Aluminium long chipping 9.1 500 53,079 7,166 0.045 39,809 7,166 0.060 31,847 7,166 0.075 Aluminium short chipping 9.2 520 55,202 6,873 0.042 41,401 7,005 0.056 33,121 6,856 0.069 Aluminium alloys < 12% Si 9.3 400 42,463 4,841 0.038 31,847 4,729 0.050 25,478 4,815 0.063 Copper 10.1/10.3 350 37,155 5,016 0.045 27,866 5,016 0.060 22,293 5,016 0.075 Copper alloys (bronze/brass) 10.2 330 35,032 4,309 0.041 26,274 4,178 0.053 21,019 4,099 0.065 Consider maximum cutting width! Recommended cutting data for Karnasch solid carbide micro end mills ap = 1.5×  / ae = 0.1×  maximum ap ae 11 Index 10 9 OIL 8 7 6 5 4 3 2 1