Punch Load Calculator

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This page calculates the compressive load applied to a perforating punch. You can use it to determine whether a punch is likely to break or bend and whether a hardened backing plate is needed to protect the punch head. Here is page of Punch Terminology including a sketch and descriptions of technical terms.
Step 1. Enter information about the stock you are punching in rows A, B, and C below. Enter information about your punch in rows D and E.
C. Stock Thickness