... advantage of equipment and technology by tungsten and molybdenum crucibles, rods, plates Luoyang Achemetal Co., Ltd founded the furnace ... of Ceramics Chinese Academy of Sciences and SKY Technology Development Co., Ltd CAS we manufactured 35KG, 65KG and 85KG sapphire ... tungsten crucile. 4.The products of Luoyang Achemetal Co., Ltd furnace department include:- sapphire crystal growth furnace- hydrogen ...