Aluminum oxide Sapphire Al2O3
Evaporation and Crystal Growth materials
Molecular weight 101.96
Melting point 2050ºC,
Boiling point of 2980ºC.
Water-soluble: slightly soluble in water, soluble in alkalis and acids.
Density 3.5-3.9g / cm3.
Appearance: white amorphous powder
Purpose: ruby, sapphire main ingredients are all aluminum, as other impurities present different color, sapphire is iron oxide and titanium oxide and blue. Used as analytical reagents, dehydrating the organic solvent, the adsorbent, organic catalysts, abrasives, polishing agents, aluminum smelting raw materials, refractories.
Particle size range can be customized 0.1-5mm
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Ytterbium Fluoride YbF3
Silicon Oxide SiO