Perforated Metal mesh is corrosion-resisting, long-lasting, winding-resisting, smooth-surface. Perforated Metal mesh 1. Material: S.S.; Hot Dip Gal. Iron; Black Iron; Al. 2. Features : Perforated Metal is also named Perforated Mesh, Perforated Metal mesh, or Punched Metal, It can be supplied in folded or flat panels. From various metal plate. punched openings can be round, square, triangle, ...