1 aluminum oxide powder for refractories 2.Al2O3 content: 98.6%min 3.attrition index:5-10 4.we are a manufacture  

basic raw material for production of products with good thermal stability and high corrosion resistance, such as high- alumina refractories,  equipments and tools for polishing and grinding, spark plug, electroceramics, electrolytic aluminium,and senior abrasive materials.

  

Established in 2009, Qingdao Huierde International Trade Co., Ltd is a leading manufacture and supplier of products such as refractory material, alumina, aluminum hydroxide, high temperature aluminum oxide and white corundum, etc..