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Geotex® 30-50
- CAS Number
- 471-34-1
- EC Number
- 207-439-9
- Chemical Name
- Calcium Carbonate
- Chemical Family
- Calcium Salts, Carbonates, MicaCalcium SaltsCarbonatesMica
Geotex® 30-50 is a high purity, granular calcium carbonate produced from a high brightness marble deposit in Georgia with a controlled particle distribution. In applications needing high brightness material such as plaster and stuccos, Geotex has outstanding performance. The marble crystal structure is useful in recirculation drilling fluids.
Properties
- Physical Form
- Granules
- Solid
Identification
- CASE Ingredients Functions
- FillerSlip Control Agent
Product families
Applications
Adhesives & Sealants — Building & Construction
- Sealants & Caulks
Paints & Coatings — Building & Construction
- Architectural Coatings
- Decorative Paints
Building & Construction — Building Envelope & Roofing
- Architectural Coatings
Building & Construction — Building Materials
- Sealants & Caulks
Building & Construction — Decorative Materials & Finishes
- Decorative Paints Coatings & Stains
Industrial — Oil, Gas & Mining
- Exploration & Upstream
Product Families
CASE Ingredients — Additives
- Fillers & Extenders
- Surface Modifiers
Other characteristics
- Brand
- Geotex
- Functions
- Filler, Slip Control Agent
- Particle Size
- 415.0 - 415.0 microns
- Markets
- Adhesives & Sealants
- Building & Construction
- Industrial
- Paints & Coatings
- Technology
- CASE Ingredients
Technical data
Table 1 of 4
4 rows| Characteristic | Value | Unit |
|---|---|---|
| Calcium Carbonate | 96.0 | % |
| Magnesium Carbonate | 2.5 | % |
| Silica and Silicates | 0.4 | % |
| Other | 1.5 | % |
Table 2 of 4
7 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| Acid Solubility (in HCl) | 95 - 98.5 | % | — |
| Compacted Bulk Density | 105 | lb/ft³ | ASTM C110 |
| Loose Bulk Density | 95 | lb/ft³ | ASTM C110 |
| Mesh size (40) | 2.0 | % | — |
| Mesh size(-200) | 20.0 | % | — |
| Median Particle Size | 415.0 | μ | — |
| Moisture | 0.2 | % | ASTM D280 |
Table 3 of 4
3 rows| Characteristic | Value | Method |
|---|---|---|
| Specific Gravity | 2.7 | ASTM D153 |
| Color | White | — |
| pH (Saturated Solution) | 9.4 | ASTM D1208 |
Table 4 of 4
7 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| 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 |
