... a polished surface. Our company, Tianjin Chanyu Superhard Sci-Tech Co., Ltd., has produced 9 diamond polishing suspensions with different sizes diamond ... serials diamond polishing suspension can polish various hard and brittle materials,such asSiC,Al2O3,Si,SiO2,CaF2,BeF2,Li3AlO3,Li3GaO3,Tb3GaO12 ...