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General Description--Zirconium Silicate
Appearance--Off White Colour Sand
Typical Specification
IRE âQâ Grade ZrO2 (+HfO2) 65.00 TiO2 0.25 Fe2O3 0.08
Origins India
Applications High Temperature Applications, Primary Source for Investment Casting Shell Molds, Foundry Cores, Metal Chills, Ladle Bricks, Abrasive Cleaning, Zirconium, Chemicals, Refractory Bricks, Solid Oxide Fuel Cells and Nuclear Power Plant Toxicology--N/A Important Properties Specific Gravity--- 4.5 to 4.8 Bulk Density (lbs./ft.3)--- 115-130 & 170-180 Mohs Hardness @20°C 7.5-8.0 Melting Point (°C)--- 2200 to 2550 Dissociation Temp.(°F)--- 3200 Refractive Index--- 1.9-2.0
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