Die Clearance Calculator

How to Estimate Die Clearance Required for Punching Aluminum

Formula: MATERIAL THICKNESS X .15
Example: .250 x .15 = .0375

How to Estimate Die Clearance Required for Punching Mild Steel

Formula: MATERIAL THICKNESS X .2
Example: .250 x .2 = .050

How to Estimate Die Clearance Required for Punching Stainless Steel

Formula: MATERIAL THICKNESS X .25
Example: .060 x .25 = .015