In DFM Concurrent Costing sheet metal stamping processes where the parts are cut from a sheet or coil, how are the clearances determined?
It is assumed that there must be a clearance between individual parts on a strip and a clearance between the part and the strip edge. These clearances are related to the thickness of stock. The default values for these clearances are each 2 times the stock thickness. The defaults can be adjusted in the Customization file. For information on editing the Customization file, go here. Search for ClearanceFactor1. This is the factor for clearance between individual parts. ClearanceFactor2 is the factor for clearance between the part and the strip edge. The clearance variables are not displayed in the responses panel.