Question

. A hollow workpiece of 60 mm outside diameter and `150 mm length is held on a mandrel between

centres and turned all over 4 passes. If approach length = 20 mm, over travel = 12 mm,

Average feed = 0.8 mm/ rev, Cutting Speed = 30 m / min.,

Calculate the Machining Time.​

Answer 1

Answer:

to h I mean the other guy I have seen on lockdown and he's the only guy I