Product Name : Cerium oxide polishing powder Specification:RL-03-II Corn foot-path of the centre D50 (um):2.0-2.5 The largest foot-paths Dmax(um):maximum 10 Grind the result(maximum piece):2/20 REO(%):minimum 92 CeO2:minimum 58 F:3-5.5 Burn and reduce:maximum 2 Usage:TV glass shell,crystal glass,optical glass etc