... polished,beautiful,light,sound abatement,abrasion resisrance. The Perforated Metal Sheets ∩ Material: Stainless steel, Carbon steel, Galvanized ... Rubber board, Wooden board, Pasteboard, Al-Mg. alloy plate, Nickel-plate, Fiber Glass, PVC plate, Composites. ∩ Hole shape: ... control, pharmaceutical, filtration, etc. ∩ Delivery: The perforated metal sheets are delivered by EMS, express company, the truck, ...