Silicon zirconium, silicon manganese zirconium, silicon barium, silicon barium calcium, silicon manganese, silicon zirconium calcium barium, silicon aluminum calcium barium, and ferrosilicon.
Silicon carbide crucibles, isostatic clay graphite crucibles, stands, muffle rings , stopper head, clay graphite stoppers.
Sealed units, electric motors, silicon sheet.
Semiconductor/fpd materials and solutions, quartz wares, chemicals, gold sputtering targets, sic wafers, teflon valves .
