Perforated Size: From 0,4 mm. to 120 mm. Sheet Thickness: From 0,4 mm to 12 mm. (depending on perforation) Size: 2.000 mm. wide in sheets (depending on perforation). 1.500 mm. wide in roll (depending on perforation). Material: AISI304, 316 Stainless Steel Perforated Metal is used in the manufacture of: Basket Strainers Duplex Strainers Feed Distributors Hammer Mill Screens Strainers Tee Strainers Temporary Strainers Trommel Screens Vibrating Screeners, round and rectangular, & replacement screens and parts Y-Strainers Perforated stainless steel sheet is available in any thickness and material that sheet and plate is available in. The rule of thumb is that the hole size cannot be smaller than the material thickness. Open area ranges between about 30% and 40% are most common. Standard sheet size is 4' x 10'. Other sizes, and with custom borders can be manufactured. Common hole sizes are 1/32", 1/16", 3/32", 1/8", 3/16", 1/4", 3/8" and 1/2", 3/4" and 1". Other hole sizes can be manufactured. Also available are decorative patterns. Standard available sheet thicknesses are 20ga, 16ga, 11ga, and 3/16", 1/4", and 3/8". Alternate thicknesses can be manufactured. Common materials are stainless steel (304 and 316), we also supply mild steel and aluminum perforated sheets. We can supply various perforated louvers in either mild steel, stainless and aluminium with various dimensions depending on both the application and architectural needs. Perforated louvers are generally used in doors to permit the movement of air from one area to another. Louvers offered by Dezhou Perforated Metal Factory has an average twenty percent open area. Perforated louvers sheets are used in many applications ranging from locker doors to air ventilation grilles.