ATA UK Product Catalogue

306278 1458 0,5° R2 R1 RP* dmin Recommended cutting data for solid carbide Karnasch high feed-finishing end mills Roughing Material Group 2.1 - 2.2 - 2.3 - 2.4 - 2.5 - 2.6 - 3.1 - 3.2 - 4.1 - 4.2 - 4.3 Heat treated steels-Stainless steels 35-45 HRC 8.1 Hardened steels 45-55 HRC  z dmin RP n min–1 fz mm ae mm ap mm n min–1 fz mm ae mm ap mm 2 4 0.6 0.180 25,000-33,000 0.07 1.4 0.10 24,000-32,000 0.065 1.30 0.096 3 4 0.9 0.275 16,000-22,000 0.10 2.1 0.15 16,000-21,000 0.090 1.95 0.144 4 4 1.2 0.368 12,000-17,000 0.13 2.8 0.20 12,000-16,000 0.125 2.60 0.192 6 6 1.8 0.550 8,000-11,000 0.20 3.3 0.30 8,000-10,000 0.180 3.30 0.288 8 6 2.4 0.740 6,000-8,500 0.25 4.4 0.40 6,000-8,000 0.230 4.40 0.384 10 6 3.0 0.920 5,000-6,500 0.35 5.5 0.50 5,000-6,000 0.280 5.50 0.480 12 6 3.6 1.110 4,000-5,500 0.43 6.6 0.60 4,000-5,000 0.350 6.60 0.576 Finishing Material Group 2.1 - 2.2 - 2.3 - 2.4 - 2.5 - 2.6 - 3.1 - 3.2 - 4.1 - 4.2 - 4.3 Heat treated steels-Stainless steels 35-45 HRC 8.1 Hardened steels 45-55 HRC  z dmin RP n min–1 fz mm ae mm ap mm n min–1 fz mm ae mm ap mm 2 4 0.6 0.180 12,000-18,000 0.095 0.24 0.024 12,000-18,000 0.08 0.2 0.02 3 4 0.9 0.275 8,000-12,000 0.100 0.36 0.036 8,000-12,000 0.09 0.3 0.03 4 4 1.2 0.368 6,000-10,000 0.120 0.48 0.048 6,000-10,000 0.10 0.4 0.04 6 6 1.8 0.550 4,500-5,500 0.150 0.72 0.072 4,500-5,500 0.12 0.6 0.06 8 6 2.4 0.740 3,500-4,500 0.200 0.96 0.096 3,500-4,500 0.18 0.8 0.08 10 6 3.0 0.920 3,000-3,500 0.220 1.20 0.120 3,000-3,500 0.19 1.0 0.10 12 6 3.6 1.110 2,500-3,000 0.250 1.44 0.144 2,500-3,000 0.21 1.2 0.12 Please note: Please note, that due to the special face geometry, material can remain in the case of cutting width ae > dmin. When entering as a radius cutter in your CAM-system, please use the RP value for programming. These conditons are for general guidance; in actual machining conditions adjust the parameters according to your actual machine and workpiece conditions. If the rpm available is lower than recommended please reduce the feed rate to the same ratio. Use only accurate and highly rigid machines. 11 Index 10 9 OIL 8 7 6 5 4 3 2 1

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