タイトルまたは説明

1.Silica sand (SiO2 *9.5%) ***** eletronical ***** constrction materials ***** epoxy floor paint 1.Quartz sand is a hard, wear-resisting and chemical stability of Silicate minerals; ***** main mineral element is SiO2; ***** color is white or colorless transparent; ***** is not soluble in acids, but slightly soluble in KOH solutions, melting point of ***0 degree celsius. APPLICATION: For hard alloys, diamond tools, the manufacture of glass, refractory, refining of ferrosilicon, solvent for metallurgy, ceramics, abrasive, casting, etc.