Min. Order Reference FOB Price
5 Tons US$895.00-1,350.00 / Ton
Product Description
Cenospheres are hollow silicate micro-spheres extracted from the fly ash generated in coal-fired power plants. They are in white or light gray color and have a particle size from 20 to 500 microns. element SiO2 Al2O3 Fe2O3 SO3 CaO MgO K2O Na2O content(%) 56-62 33-38 2-4 0.1-0.2 ...