F.C.C. RICO Limited supplies Cork Base and Paper Base Clutch Friction Disc. F.C.C. RICO Limited is an ISO/TS 16949, ISO 14001 and OHSAS 18001 certified company. The Cork Base and Paper Base Clutch Friction Disc is made of heat–resistant non-asbestos cork, cotton fibres and copper wires moulded together. Grooves are cut into the friction material to aid cooling and release of the clutch Disc. In some cases, rivets are used to bond the friction material to both sides of the metal body of the Disc. The paper base clutch friction Disc is made of heat–resistant cellulose, cotton fibres and copper wires moulded together. Cellulose is used to prolong life of the clutch and provide more tensional strength.