Perforated round hole pattern is the most popular type. 60°Degree Staggered Centers round hole are the most popular of all pattern types because of their inherent strength, their multitude of varied open areas ,and their attractive appearance, An alternate to the standard patterns is 45°degree staggered centers .Straight center round hole patterns are available in various sizes and open areas , but they are the weakest of the round hole pattern.
Round perforated is a sheet or coil of material made from metal or plastic that contains holes punched by a die. The shape of the hole is determined by the shape of the die. For perforated with a round hole pattern, the die is circular. The die’s diameter can vary from approximately twice the thickness of the material being punched to over two inches.
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