220392 1362 CONTACT INFORMATION For more information please call +1 330 928 7744 or send an email to ataorders@atatools.com Recommended cutting data for solid carbide twist drill, with interior cooling supply 10×D dilling depth Group Material Material group ≤ 1.5mm ≤ 2mm ≤ 3mm 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 N Aluminum long chipping 9.1 220 23,355 1,518 0.065 24,522 2,207 0.090 23,355 2,803 0.120 Aluminum short chipping 9.2 230 24,416 1,587 0.065 25,637 2,307 0.090 24,416 2,930 0.120 Aluminum alloys < 12% Si 9.3 170 18,047 1,119 0.062 18,949 1,516 0.080 18,047 1,805 0.100 Copper 10.1/10.3 95 14,119 282 0.020 15,127 402 0.027 10,085 454 0.045 Copper alloys (bronze/brass) 10.2 115 17,091 769 0.045 18,312 1,099 0.060 12,208 1,045 0.086 Thermoplastics 11.1 /11.5 200 21,231 1,274 0.060 22,293 1,895 0.085 21,231 2,548 0.120 Duroplastics 11.2 250 26,539 1,194 0.045 27,866 1,672 0.060 26,539 2,389 0.090 C Fiber-reinforced plastics thermoplastics (GFRP/CFRP) 11.3.2 100 21,231 1,274 0.060 11,146 947 0.085 10,616 1,274 0.120 Fiber-reinforced plastics duroplastics (GFRP/CFRP) 11.3.3 100 21,231 955 0.045 11,146 669 0.060 10,616 955 0.090 16×D dilling depth Group Material Material group <= 1.5mm <= 2mm <= 3mm 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 N Aluminum long chipping 9.1 160 16,985 764 0.045 17,834 1,070 0.060 16,985 1,529 0.090 Aluminum short chipping 9.2 190 20,170 1,008 0.050 21,178 1,398 0.066 20,170 1,916 0.095 Aluminum alloys < 12% Si 9.3 150 15,924 637 0.040 16,720 903 0.054 15,924 1,354 0.085 Copper 10.1/10.3 90 13,376 268 0.020 14,331 381 0.027 9,554 430 0.045 Copper alloys (bronze/brass) 10.2 115 17,091 684 0.040 18,312 989 0.054 12,208 1,038 0.085 Thermoplastics 11.1 /11.5 200 21,231 955 0.045 22,293 1,338 0.060 21,231 1,911 0.090 Duroplastics 11.2 250 23,885 955 0.040 23,885 1,290 0.054 26,539 2,256 0.085 C Fiber-reinforced plastics thermoplastics (GRP/CFRP) 11.3.2 80 14,437 650 0.045 12,739 764 0.060 8,493 764 0.090 Fiber-reinforced plastics duroplastics (GRP/CFRP) 11.3.3 80 14,437 577 0.040 12,739 688 0.054 8,493 679 0.080 20×D dilling depth Group Material Material group <= 1.5mm <= 2mm <= 3mm 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 N Aluminum long chipping 9.1 150 15,924 717 0.045 16,720 1,003 0.060 15,924 1,433 0.090 Aluminum short chipping 9.2 180 17,197 860 0.050 15,764 1,040 0.066 15,287 1,452 0.095 Aluminum alloys < 12% Si N 9.3 130 13,800 552 0.040 14,490 782 0.054 13,800 1,173 0.085 Copper 10.1/10.3 90 13,376 268 0.020 14,331 381 0.027 9,554 430 0.045 Copper alloys (bronze/brass) 10.2 105 15,605 624 0.040 16,720 903 0.054 11,146 947 0.085 Thermoplastics 11.1 /11.5 150 15,924 717 0.045 16,720 1,003 0.060 15,924 1,433 0.090 Duroplastics 11.2 200 16,985 679 0.040 19,108 1,032 0.054 16,985 1,444 0.085 C Fiber-reinforced plastics thermoplastics (GRP/CFRP) 11.3.2 70 12,633 568 0.045 11,146 669 0.060 7,431 669 0.090 Fiber-reinforced plastics duroplastics (GRP/CFRP) 11.3.3 70 12,633 505 0.040 11,146 602 0.054 7,431 594 0.080 Vc = Cutting speed (m/min) Vf = Feed rate (mm/min) fz = Feed per tooth (mm) ae = Width of cut (mm) ap = Depth of cut (mm) n = rpm 11 Index 10 9 OIL 8 7 6 5 4 3 2 1
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