Polishing OPALINE® is a high quality cerium oxide powder developped high precision polishing. It has an excellent surface quality, very low roughness, and has quality consistency. The specific process of manufacturing of Polishing Opaline® gives fine particle size. It can be used in various types of pads, including pitch, "Polytron" & "Desmopan" types. Polishing OPALINE® is a high purity cerium oxide powder.