SECURITY SCREEN IS A COMPOSITE ARTICLE COMPRISING METAL MESH SHEET AND A PLASTICS SHEET VACUUM OR PRESSURE FORMED INTO ONE SIDE OF IT

摘要

A composite security screen and a method of producing such a screen. The screen has a sheet of metal mesh having bars and interstices between the bars and a plastics sheet material vacuum or pressure formed onto one side of the metal mesh such that the plastics material extends into the interstices of the metal mesh to form an inseparable composite security screen. The mesh may be an aluminium expanded mesh. The plastics material may be polycarbonate.