Question: how to calculate time of machining?
Answer: The machining time depends on the type and extent of machining required, material being machined, speed, feed, depth of cut and number of cuts required. N = Number of stroke/min Page 2 ME6005/Process Planning & Cost Estimation Year/sem:IV/VII f = Feed/stroke in mm V = Cutting speed m/min K = Return time/Cutting time 8.