... sheet The hole diameter:0.8-100mm 1.Introduction1)The Punching sieve is used for separation, screening, drying and cooling ventilation ... called punch plate, perforated plate, perforated plate, mine screen, screen machine.2.Features1)Rugged, handsome and generous.2)high precision, small ... stainless steel plate can be punched 5mm diameter hole. China punching hole plate