Dennis Cattell

The Minster Machine Co.
240 W. Fifth St.
Minster, OH 45865

Phone: 419-628-2331
Contact via email

How do I calculate tonnage in progressive stamping?

January 27, 2009


Editor's Note: Below is the completeSTAMPING Journal® Ask the Expert column, which was published in the Jan/Feb 2009 issue: Q: How do I calculate press tonnage in progressive stamping? A: (Dennis Cattell)You have to review the total amount of work being done by the press at each progression...

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Mechanical press diagram

Stamping 101: Anatomy of a Mechanical Press

January 15, 2008


Stamped components are made by forming, drawing, trimming, blanking, or piercing metal—in sheet or coil form—between two halves (upper and lower) of a press tool, called a die. The upper member (or members) are attached to slide (or slides) of the press, and the lower member is clamped or bolted to the bed or bolster. The die is designed to create the shape and size of a component. The two halves of the die are brought together in the press. Both force (load) and accuracy are required to achieve the repeatability and tolerance demands.

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