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 / 1/1 1/2 WKP25S Dc 1/5 a /1/2 C K15 Dc 1/5 WS ae / 1/1 1/2 /5 5 2 WS ae / 1/1 1/2 M35 Dc 1/5 690 900 610 750 660 840 490 660 570 720 430 540 660 840 490 660 540 660 340 380 560 690 410 520 660 840 490 620 510 660 340 380 410 460 200 230 390 430 160 200 360 430 300 360 260 310 210 230 260 300 160 200 300 360 310 390 200 230 200 230 280 330 330 390 250 300 300 360 250 300 300 360 390 720 690 890 430 490 520 590 590 750 720 920 430 490 520 590 490 520 590 620 390 410 510 540 390 720 690 890 110 130 160 160 130 150 160 180 80 100 100 110 100 110 160 150 160 210 210 260 100 110 130 150 80 100 110 130 100 110 130 150 80 100 110 130 150 180 130 160 130 160 1310 1310 1310 1310 1310 1310 1310 1310 980 980 980 980 980 980 980 980 1310 1640 1970 2620 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 373