To lay down a procedure for rejecting the dies and punches.
Concerned operator and maintenance junior technical officer.
Production officer and maintenance executive.
5.1 Check all the punches and dies for dimensions with the use of punch maintenance kit.
5.2 Check for any deviation from the standard specification given by the supplier.
5.3 Critically examine the punches for any damages particularly on punch tips and dies for any crack.
5.4 Reject the punches:
a) If dimension varies from standard specifications.
b) If it is not of specified tooling.
c) If any damages observed.
5.5 Keep all rejected punches and dies in a separate box and label as “REJECTED PUNCHES. DO NOT USE” and send back to engg. stores with authorized note.