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Perforated Metal

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February 07, 2023
Bate-papo
Perforated sheet contains holes and margins. Open area is the total area of the holes divided by the total area of the sheet and is expressed as a percent. Open area describes how much of the sheet is occupied by the holes. The open area and the hole shapes make the two important factors for the applications of the perforated sheet. In other word, there are a variety of hole shapes and open rating for various uses.