Perforated metal mesh Material: low carbon steel plate, stainless steel plate,copper plate,nickel plate Characteristic: plane mesh surface, smooth , beautiful, strong and durable ,a wide range of usage Specification : roll plate 1X 20CM , plane plate 1X 2M . Weaving : formed by punching. Usage : used in mine,medicine, food screening , interior sound insulation, sound attenuation, grain depot ventilation, machinery protection