Technical Production dataInformation 34. Chemical Component table of work materials The name of work materials Chemical Composition (%) and material Symbols Copper Oxygen free high conductivity copper tough pitch copper Phosphorus deoxidized copper Brass Brass remaining remaining remaining Free cutting remaining brass remaining Bras s casting CAC201 11.0 17.0 CAC203 58.0 64.0 30.0 41.0 Bronze casting CAC401 CAC403 CAC406 Aluminum Aluminum alloy rolling material remaining remaining remaining remaining remaining Aluminum alloy casting remaining remaining remaining remaining Aluminum remaining alloy diecasting remaining Technical-107