... assembly parts tungsten foil, sheets, plates, discs, squares, ribbons. With very good performance Owing one hot rolling machine and ... rolling machines, .BESEEM can supply vacuum annealed tungsten assembly parts and molybdenum(tzm, mo-la) foil, sheets, plates, discs ... good performance, these material are used to produce tungsten and molybdenum electrode, heating elements,heat shield, sintering trays ...