Slotting (VST, VTB)

VSTtypeVTBtype
Hardness
ISOWorkpiece materialHBCutting speed Vc (m/min)Feed per tooth fz (mm/t)Cutting speed Vc (m/min)Feed per tooth fz (mm/t)
Low carbon steels S45C, S55C, etc. C45, C55, etc.- 30080 - 1800.05 - 0.1580 - 1800.08 - 0.18
High carbon steels SCM440, SCr415, etc. 42CrMo4, 15Cr3, etc.- 30060 - 1200.04 - 0.1260 - 1200.05 - 0.15
Stainless steels SUS304, SUS316, etc. X5CrNi18-9, X5CrNiMo17-12-2, etc.- 20050 - 1200.04 - 0.1250 - 1200.05 - 0.15
Grey cast irons FC250, FC300, etc. 250, 300, etc.150 - 250100 - 2000.05 - 0.15100 - 2000.08 - 0.18
Ductile cast irons FCD400, etc. 400-15S, etc.150 - 250100 - 2000.04 - 0.12100 - 2000.05 - 0.15
Aluminium alloys Si < 13%-200 - 6000.05 - 0.15200 - 6000.08 - 0.18
Aluminium alloys Si ≥13%-100 - 3000.03 - 0.13100 - 3000.05 - 0.15
Titanium alloys Ti-6Al-4V, etc.-40 - 600.04 - 0.1240 - 600.05 - 0.15
Heat-resistant alloys Inconel 718, etc.-15 - 350.02 - 0.115 - 350.02 - 0.1

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