The stress of high speed stamping can cause punches to work into the retainer damaging both the punches and retainer.
As sheet metal stock hardness increases the clearance between punch and die should.
The punching force increases.
For more information please read proper die clearance.
For the determination of the die clearance value empirical formulas and charts are generally used.
Increased 16 7 a circular sheet metal slug produced in a hole punching operation will have the same diameter as the a die opening or b punch.
As sheet metal stock hardness increases in a blanking operation the clearance between punch and die should be a decreased b increased or c remain the same.
Enter information about the stock you are punching in rows a b and c below.
Each test result was recorded and a mathematical model was created.
A circular sheet metal slug produced in a hole punching operation will have the same diameter as a the die opening or b the punch.
Match head and plate hardness.
Increased a circular sheet metal slug produced in a hole punching operation will have the same diameter as a.
I m not sure the hardness has that much of an effect on sheet.
Use it to calculate die clearance required for perforating metals plastics and more.
The life of the mold is shortened.
As sheet metal stock hardness increases in a blanking operation the clearance between punch and die should be increased a circular sheet metal slug produced in a hole punching operation will have the same diameter as the.
As sheet metal stock hardness increases in a blanking operation the clearance between punch and die should be a.
As sheet metal stock hardness increases in a blanking operation the clearance between punch and die should be a decreased b increased or c remain the same.
Enter information about your punch in row d.
16 6 as sheet metal stock hardness increases in a blanking operation the clearance between punch and die should be a decreased b increased or c remain the same.
This helps to prevent the punch from working into the die and minimizes.
B a circular sheet metal slug produced in a hole punching operation will have the same diameter as a the die opening or b the punch.
20 3 as sheet metal stock hardness increases in a blanking operation the clearance between punch anddie should be a decreased b increased or c remain the same.
To prevent this try using backing plates behind the punch pads or retainers that match punch head hardness same hrc.
Recommended punch and die clearance table see table 1 below the harm of too small clearance.
