Perforated Metal Filtration Panel
Perforated metal filtration panel 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.
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.
By now, we almost have all the tools of round perforated metal both straight and staggered type.When order, please state the perforation, type centers ,holes , quantity and sheet size.
Example:perforated metal ,200 pcs,3/16 carbon steel 5/16 round x 7/16 stagger, 24” wide x 74-1/2” long
| 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% |
Perforated metal products 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
