Open area is a ratio that reflects how much of the sheet is occupied by holes, normally expressed by percent. For example, if the open area of the perforated sheet is 30%, it means that 30% of the sheet is holes and 70% of the sheet is material.
As our customers request, we list the way of open area formular for calculation of perforated sheet with round, square, slot and hexagon holes in straight or staggered row.
Round Perforation - 60 Degree Staggered
Round Perforation - 45 Degree Staggered
Round Perforation - Straight Line
Square Perforation - Straight Line
Square Perforation - Staggered
Round - End Slot - Side Staggered
Round - End Slot - Straight Line
Square - End Slot - Straight
Square - End Slot - Staggered
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Boegger Industech Limited
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