60° degree staggered centers round hole is the most popular type because of its inherent strength, its multitude of varied open areas and attractive appearance. Variations include 45 degree staggered, and straight line pattern. Round hole perforated metal can be used in filter of automobiles internal-combustion engine, sieving of mine, medicine, grain, sound insulation of room, ventilate of grain store, etc.

 

Open Area Calculation
* Staggered Round Holes

* Straight Round Holes

 

Applications:
Round Hole Perforated Metals provide the possibility of a large open area and strength and comes in triangular, diagonal, straight or staggered rows and also with decorative holes. Our perforated sheets with round hole perforations are used in many

applications for example:
* For agriculture (sieves for sorting/grading of seeds and stones)
* For the recycling industry (sorting of bulk materials)
* Round holes are often used for acoustics and safety for the IT industry, as well as machinery construction for protection and ventilation panels.