Общий каталог Tungaloy 2020 - 2021 - страница 1038

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Profile MillingSlot MillingShoulderMillingFace MillingMilling S TA N D A R D CUTTING CONDITIONS Chip- Cutting Feed ISO Workpiece material Hardness Priority Grade breaker speed per tooth Vc (m/min) fz (mm/t) Carbon steels < 300 HB First choice AH725 MJ 120 - 250 0.3 - 0.7 S45C, S55C, etc. C45, C55, etc. < 300 HB Fracture resistance AH130 MJ 120 - 250 0.3 - 0.7 Alloy steels 150 - 300 HB First choice AH725 MJ 100 - 250 0.2 - 0.6 SCM440, SCr415, etc. 42CrMo4, 17Cr3, etc. 150 - 300 HB Fracture resistance AH130 MJ 100 - 250 0.2 - 0.6 Tool steels SKD11, etc. < 300 HB - AH725 ML 80 - 180 0.2 - 0.4 X153CrMoV12, etc. Stainless steels < 200 HB First choice AH130 ML 100 - 250 0.2 - 0.6 SUS304, SUS316, etc. X5CrNi18-9, X5CrNiMo17-12-3, etc. < 200 HB Fracture resistance AH130 MJ 100 - 250 0.2 - 0.6 Stainless steels < 200 HB First choice AH4035 ML 100 - 300 0.2 - 0.6 SUS430, etc. X6Cr17, etc. < 200 HB Fracture resistance AH4035 MJ 100 - 300 0.2 - 0.6 Grey cast irons FCD250, etc. 150 - 250 HB - AH725 ML 120 - 250 0.3 - 0.7 250, etc. Ductile cast irons FCD400, etc. 150 - 250 HB - AH725 ML 100 - 200 0.3 - 0.7 400-15S, etc. Hardened steels SKD61, etc 40 - 50 HRC - AH725 MJ 60 - 140 0.1 - 0.3 X40CrMoV5-1, etc. Hardened steels SKD11, etc. 50 - 60 HRC - AH725 MJ 20 - 60 0.05 - 0.2 X153CrMoV12, etc. · Use air blast to remove chips from the work area in slot milling or · Cutting conditions are limited by machine power, workpiece rigid- pocketing operation. ity and spindle output. When the cutting width or depth is large, · When machining at high cutting speeds of more than Vc = 1000 set Vc and fz to the lower recommended values and check the m/min, the dynamic balance of the tools must be adjusted. machine power and vibration. H214 www.tungaloy.com