Calculation of open area: round holes, triangular pitch

R
T

Calculation of open area: round holes, rectangular pitch

R
U1
U2

Calculation of open area: square holes, rectangular pitch

C
U1
U2

Calculation of open area: square holes, staggered pitch

C
Z1
Z2

Calculation of open area: slot holes, staggered pitch

R
L
Z1
Z2

Calculation of open area: rectangular holes, staggered pitch

C
L
Z1
Z2

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RMIG Express

Pattern catalogue

Perforation and more…