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юридически?услуги
Chemical Information Overview  |  Chemical Product  |  Chemical Raw Material  |  Chemical Company
NYAD 1250 Wollastonite
юридически?услуги
Fine Particle Size Grade
Wollastonite
Fillers and Extenders
NYAD 1250 wollastonite is the base grade for the 10 WOLLASTOKUP surface modified wollastonite product line.
Appearance: Brilliant white
Shape: Acicular
Molecular weight: 116
Specific Gravity: 2.9
Refractive index: 1.63
pH (aqueous solution): 9.9
Water solubility (gms./100cc): 0.0095
Density (lbs./solid gallons): 24.2
Bulking value (gal./lbs.): 0.0413
Moh's hardness: 4.5
Coefficient of expansion (in/in/C): 6.5x10 -6
Melting point (C): 1540
Chemical Composition CaSiO3:
Component:
CaO: 47.0%
SiO2: 50.0
Fe2O3: 0.5
Al2O3: 1.0
MnO: 0.1
MgO: 0.3
TiO2: 0.05
Typical Values:
Brightness: G.E. Brightness: 95
Oil Absorption: ml/100 grams: 32
Fineness of Grind: Hegman: 8
Bulk Density:
Loose: lbs./cu.ft.: 30
Tapped: lbs./cu.ft.:50
Aspect Ratio: Ratio L/D:3:1
Surface Area: m 2/g: 3.3
Minus 30 Micron: %: 100
Minus 10 Micron: %: 96
Moisture: %: 0.25
Loss on Ignition: %: 0.70
Industrial field others
UNOCAL CHEMICALS DIVISION.
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Address 1345 N. Meacham Rd. Schaumburg, IL 60196
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