Using the data below, you will get the parameters of punching

Material (KN/mm2) - material shear strength
Thickness (mm) - thickness of material to punch
Punching force (Tons) - total necessary force to execute the punch
* calculations are for punching

  Solution
Punching force ( Tons ) 0.00
  Solution

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Common material's shear stretngth are as follows: unit: KN/mm2

Aluminum Brass Low Carbon Steel Stainless steel
0.1724 0.2413 0.3447 0.5171

Punch Machine's Die Clearance Table

Plate Thickness Material
Mild steel Aluminum Stainless steel
0.8-1.6 0.15-0.2 0.15-0.2 0.15-0.3
1.6-2.3 0.2-0.3 0.2-0.3 0.3-0.4
2.3-3.2 0.3-0.4 0.3-0.4 0.4-0.6
3.2-4.5 0.4-0.6 0.4-0.5 0.6-1.0
4.5-6.0 0.6-0.9 0.5-0.7

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