83 Каталог KORLOY 2020 Инструмент и оснастка для станков по металлу Стр.B9

Каталог KORLOY 2020 Инструмент для станков по металлу Стр. B9 0083 Lab2u

Recommended chip breaker for workpiece Materials: GC250, GC300, GCD400, GCD700, etc : Gray cast iron, Ductile cast iron Hardness: 135 185HB Tensile strengt: under 450N/mm2 Turning Chip Breakers B 111 Workpiece K Cast iron Depth of cut (mm) 1.0- 3.0 4.5 Roughing 1.5- 3.0 -6.0 Roughing 1.0- 2.5 -6.0 Roughing 1.02.5 -5.0 Medium to finishing 0.52.0 -3.5 Medium to finishing C/B Cutting edge Feed (mm/rev) Grades VR RK . I C/B MK 0.200.35 NC6310 -0.60 0.200.30 NC6310 -0.60 DBNX10 0-15 DBN500 0.30 DBN700 -0.60 NC6310 NC6315 0.100.25 NC6310 -0.50 0.20- 0.35 -0.60 NC6310 NC6315 Cutting Speed (m/min) Insert shape s> 8> ‘90 A 220-420 140-380 120-290 p. B30 p. B39 p. B32 p. B41 jnH H p. B56 p. B61 p. B63 p. B57 0.31.5 -3.0 Medium to finishing MP 0.10- 0.20 -0.35 NC6310 225-290 1.0- 2.0 -3.5 Medium cutting C25 . & r 0.10- 0.25 -0.40 NC6310 NC6315 285-340 200 IccmW dcm ’ scm tc(P)m T vb(C)mt p. B69 p. B73 p. B75 p. B80 p. B69 p. B73 p. B75 p. B85 : The first recommended cutting condition p. B49 p. B80 k Negative K Positive 0.1 0.2 0.3 0.4 0.5 0.6 feed, fn (mm/rev) feed, fn (mm/rev) Turning 9