... , increase thermal stablility, raise the luster and white content of the glaze. Glass ceramic zinc oxideBasic property: Molecular formula:Zno Molecular weight ... gravity 5.5-6.5g/cm3, granularity 0.15-0.7μm, refraction index 1.95-2.05, the specific heat ... carbon, carbon monoxide and hydrogen at high temperature. Zinc oxide is an amphoteric-oxide, which is slight soluble or insoluble in water. It ...