A correct die clearance is required for an optimal shearing effect, high cutting quality and long serviceable life of the tools. The required die clearance depends on the shear strength and the thickness of the sheet.
SEQUENCE OF A PIERCING PROCESS
A good cut quality of the tool depends on:
The design configuration and operating mode of a cutting tool have a decisive influence on the production result. Among others, a differentiation is made according to their type of guidance. There are three essential types of guidance for cutting tools.