mechanical power press tonnage calculation formula
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. Calculation formula of tonnage calculation for the non-diagonal cutting edge punching machine:Formula: shearing strength (kn/mm2) = shock force (kn) of core circumference .
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Formula: shearing strength (kn/mm2) = shock force (kn) of core circumference (mm) x plate thickness (mm)
Convert to metric tons: KN divided by 9.81
Convert to metric tons: KN divided by 9.81
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