WALTER Valenite The specified cutting data are average recommended values For special applications, adjustment is recommended Cutting material gr

WALTER Valenite The specified cutting data are average recommended values. For special applications, adjustment is recommended. Cutting material grades Starting values for cutting speed vc ft/min WKP25 / ae / 1/2 WKP25S Dc 1/5 i > /2 K15 Dc 1/5 WS ae / 1/2 H P45 Dc 1/5 C WS ae / 1/2 M35 Dc 1/5 K / /2 5 WX ae / 1/2 N15 Dc 1/5 H W ae / 1/2 W (10 Dc 1/5 690 900 610 750 660 840 490 660 570 720 430 540 660 840 490 660 540 660 340 380 560 690 410 520 660 840 490 620 510 660 340 380 410 460 200 230 360 390 200 230 360 430 300 360 260 310 210 230 230 260 200 230 300 360 310 390 200 230 200 230 280 330 330 390 230 260 260 330 250 300 300 360 390 720 690 890 620 820 230 260 430 490 520 590 460 520 210 210 590 750 720 920 660 850 250 280 430 490 520 590 460 520 180 180 490 520 590 620 520 560 230 260 390 410 510 540 440 480 210 210 390 720 690 890 620 820 230 260 5910 5910 4920 4920 4720 4720 3940 3940 1770 2100 1480 1740 1410 1410 1180 1180 720 850 590 710 1410 1410 1180 1180 560 690 460 570 920 920 750 750 560 690 460 570 430 560 330 430 160 180 210 230 110 130 160 160 130 150 160 180 80 100 100 110 100 110 160 150 160 210 210 260 100 110 130 150 80 100 110 130 100 110 130 150 80 100 110 130 150 180 150 180 110 130 160 130 160 110 130 160 130 160 110 1310 1310 1310 1310 1310 1310 1310 1310 1310 1310 1310 1310 980 980 980 980 980 980 980 980 980 980 980 980 1310 1640 1970 2620 1970 2620 1970 2620 1310 1640 HC Coated carbide BH CBN with high CBN content HW Uncoated carbide BL CBN with low CBN content HF Uncoated fine-grained carbide DP polycrystalline diamond CN Silicon nitride Si3N F 371