Square perforated sheet has the same production process with round and slotted hole, just the die is square shape. Commonly, the open area of square hole perforated sheet is higher than other shapes, thus it is more often used as grilles especially the speaker grilles. Besides, it is also widely used as shop fitting displays which can offer excellent visibility.
Square hole perforated sheet can be straight, and staggered. The most common type is the straight one .
The Commons applications of square hole perforated metal sheet:
-Air condition guard
-Computer server chassis
-Balconies and balustrades etc
Usually there are four t materials:
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