TYPICAL CHEMICAL ANALYSIS:
Silicon Dioxide (SiO2)99.70%
Iron Oxide (Fe2O3)0.023%
Aluminium Oxide (Al2O3)0.101%
Titanum Dioxide (TiO2)0.019%
Calcium Oxide (CaO)Trace
Magnesium Oxide (MgO)Trace
Loss of Ignition at 1200 ̊F0.145%

 






PHYSICAL PROPERTIES:
Specific Gravity2.650
Reflective Index1.547
pH7.0
PorosityNon-porous
Bulking Index0.04522 gal./lb.

 










SPECIFIC PROPERTIES:
Surface Area -- square meters / gram2.06
Average Particle Size (microns)1.9
Fineness of Grind (Hegman)71/2
Bulk Density -- lb./gal. (tapped)5.442
Apparent Bulk Density -- lb./cu. ft. (tapped)40.7
Oil Absorption -- lbs. of oil / 100 lbs.47.5
Oil Absorption -- lbs. of oil / 100 lbs. -- Spatula Rub Out36.2
Water Absorption -- lbs. of water / 100 lbs.-- Spatula Rub Out43.5
Dry Color90
Moisture Contentr0.05% Maximum

 

Packing: Bulk

Origin: USA