Dalian Luming is located in Dalian, China. The facility employs nearly 200 people and has advanced technology team. We develop and produce high purity and ultra high purity alumina powder. Our alumina are available in alpha or gamma crystalline form, Which is used to grow single crystals of sapphire, ruby, and yttrium alumina garnet (YAG). It can be used to polish semiconductors, optical components, magnetics tapes, etc. where contamination must be kept to a minimun.Other applications include the manufacture of composite materials and as fillers for polymers and elastomers.