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Calculation open area
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RM Pattern Catalogue
Formulas
Calculation of open area
Weight of a perforated sheet
Size of an unfolded sheet
Raw material
Calculation of open area: round holes, triangular pitch
Enter hole size in mm:
R
Enter pitch in mm:
T
Calculation of open area: round holes, rectangular pitch
Enter hole size in mm:
R
Enter pitch 1 in mm:
U1
Enter pitch 2 in mm:
U2
Calculation of open area: square holes, rectangular pitch
Enter hole size in mm:
C
Enter pitch 1 in mm:
U1
Enter pitch 2 in mm:
U2
Calculation of open area: square holes, staggered pitch
Enter hole size in mm:
C
Enter pitch 1 in mm:
Z1
Enter pitch 2 in mm:
Z2
Calculation of open area: slot holes, staggered pitch
Enter the width of the hole in mm:
R
Enter the length of the hole in mm:
L
Enter pitch 1 in mm:
Z1
Enter pitch 2 in mm:
Z2
Calculation of open area: rectangular holes, staggered pitch
Enter the width of the hole in mm:
C
Enter the length of the hole in mm:
L
Enter pitch 1 in mm:
Z1
Enter pitch 2 in mm:
Z2
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