... . 2.High purity: purity>99.95% 3.Quality certification:ISO9002 molybdenum wire1. Grade: Mo1,Mo2,TZM,MOLa,WMo2. Purity :> =99. ... mandrels,hooks for ordinary lights,grids for electronic tubes and heaters for hi-temperature furnaces; also hi-temperature structural for ... halogen lamps, heaters for hi-temperature furnace, rotation axis for X-ray and ...