This product is pure rare earth polishing powder obtained through strict  process control of rare earth raw materials, without the addition of  alumina, zirconia, silicon oxide, calcined kaolin and any other non-rare  earth abrasive materials. This product can adjust the suspension according to the customers’ using  condition, in order to meet the requirement of customers. This product controls the content of large particles strictly to guarantee the polishing accuracy of the product and avoid scratches. Have no corrosive substances, no undissolved fluoride ions, and no harm  to operators and polishing machines. The company can ensure the stability of product properties through strict  quality control of raw materials, semi-finished products and finished  products.