Min. Order Reference FOB Price
20 pcs US$1.35-1.45 / pcs
Product Description
Light Weight Brick Alumina Hollow Ball Brick used in Carbon Black Industrial Reactor Description &Picture Alumina hollow sphere is a new type of high-temperature heat insulating material, which is smelted and blown with industrial alumina in an electric furnace, and its crystal form is a-Al2O3 ...