Luoyang keyun nonferrous metals factory , located at xigong district of Luoyang city , Henan provice in china , is a specialist producing nonferrous metals materials such as molybdenum , tungsten and their products . It has developed and produced four major series and more than 20 kinds of products now : Molybdenum series (molybdenum powder , high pure molybdenum trioxide , molybdenum bar , molybdenum stretch/sheet , molybdenum plate , molybdenum rod , molybdenum special type parts , etc) ;?Molybdenum electrode and the serial products of water-cool jacket (molybdenum rod electrode , molybdenum plate electrode) ; Tungsten series (tungsten powder , tungsten bar , tungsten forging rod , tungsten plate , tungsten sheet) ; Serial products of alloy (TZM , molybdenum products containing La , molybdenum mandrels , molybdenum & tungsten alloy)