When n=120r/min,vf=480mm/min, the teeth of the face milling cutter z=20, the feed per tooth of the milling cutter is
A、0.35mm;
B、0.3mm;
C、0.2mm;
D、0.4mm
发布时间:2025-08-13 03:01:49
A、0.35mm;
B、0.3mm;
C、0.2mm;
D、0.4mm