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