Round Straight Perforated Metal
Round Straight Perforated metal is manufactured by using punches or presses to create a series of holes, bars or decorative patterns in sheet. It has countless applications and can be easily custom manufactured according to requirements. Every hole arranged in straight line.
Some common techinical datas:
Various materials: mild steel, hot dip galvanized, stainless steel, aluminum, copper etc.
Thickness: 0.2-20mm
Aperture: 0.5-200mm
Size: 1200x2400mm or cut to size according to customer’s demands.
Surface treatment: mill finish, galvanized.
Notes: for aluminum, usually .125”; while for steel and SS, 12ga, 14ga, 16ga are commonly used.
We almost have all the moulds of round perforated metal.
| Perforation(inch) | Type centers | HolesPSI | Open rate |
| .020 | straight | 825 | 30% |
| .020 | staggered | 625 | 23% |
| .023 | straight | 576 | 24% |
| .023 | staggered | 400 | 18% |
| …. | ….. | …. | …… |
| .156 | 3/8” | staggered | 15% |
| .172 | 1/4” | staggered | 43% |
| .172 | 3/8” | staggered | 19% |
| .180 | 9/32” | staggered | 35% |
| …. | …. | …. | …. |
| .875 | 1-1/8” | staggered | 50% |
| 1.0 | 1-1/4” | staggered | 58% |
| 1.0 | 1-3/8” | staggered | 48% |
Round Straight Perforated metal has countless applications, mainly contains:
-Filtration: acoustical enclosures and lighting fixtures.
-Architecture: home appliances, electronic enclosures, farm equipments, pharmaceutical and store displays & fixtures
-Speaker grilles
-Grain dryers
