Enhanced TDS
Knowde-enriched technical product data sheet
Identification & Functionality
- Chemical Family
- Chemical Name
- CASE Ingredients Functions
- CAS No.
- 471-34-1
- EC No.
- 207-439-9
- Technologies
- Product Families
Applications & Uses
- Markets
- Applications
- Compatible Polymers & Resins
- Coating Type
Properties
- Physical Form
- Chemical Properties
Value Units Test Method / Conditions Calcium Carbonate 96.5 % - Magnesium Carbonate 2.0 % - Silica and Silicates 1.0 % - Other 0.5 % - - Physical Properties
Value Units Test Method / Conditions Acid Solubility (in HCl) 98.5 - 99 % - Brightness (Hunter reflectance) 87.0 % - Compacted Bulk Density 65 lb/ft³ ASTM C110 Loose Bulk Density 45 lb/ft³ ASTM C110 Mesh size (+325) (45μm) 0.01 % - Median Particle Size (Cilas®) 6.0 μ - OIl Absorption 16.0 lbs oil / 100lbs ASTM D281 Hegman Grind 5.0 - - Moisture 0.2 % ASTM D280 Water Demand 45.0 mL/100 gms - - Typical Properties
Value Units Test Method / Conditions Specific Gravity 2.7 - ASTM D153 Color White - - pH (Saturated Solution) 9.4 - ASTM D1208 - Mineral Properties
Value Units Test Method / Conditions Hardness (Mohs) 3 - - Linear Expansion Coefficient 4.3 x 10^-6 °C - Solubility (H₂O, 100°C) 0.0035 g/100ml - Weight per Gallon (s.g. x 8.345) 22.6 lbs - Particle Shape (Microscope) Irregular, uniaxial - - Refractive Index (Hand. Of Chem. & Phy) 1.6 - - Alkalinity (as NaOH) 0.4 mg/gm ASTM D1208