### Machining Time Calculation | Machining | Production And ...

ESTIMATION OF MACHINING TIME. INTRODUCTION: Machining time: It is the time for which the machine works on the component that is from the time when the tool touches the work to when the tool leaves the component after completion of the operations. Terms used in the study of machining time: 1. Length of cut Length of cut = approach length + length of work piece to be machined + over travel 2.