This information is based on our present state of knowledge and is intended to provide general notes on our products and their uses. It should not be construed as guaranteeing specific properties or suitability for a particular application
Albawhite® 80, 90, and 100 are super white, easily dispersible natural barium sulphate extenders produced by Deutsche Baryt-Industrie in the Harz mountains. These products feature low particle size for gloss, high brightness, and low Si-content, providing high cost-effectiveness and profitability in maintenance costs for customers.
Property | Albawhite 80 | Albawhite 90 | Albawhite 100 | Unit | Method |
---|---|---|---|---|---|
Medium particle size x50 | approx. 2 | approx. 1.2 | approx. 1.1 | µm | Cilas 920 |
x97 / top-cut | approx. 8 | approx. 4 | approx. 3.5 | µm | Cilas 920 |
Sieve residue at 20 µm | < 0.05 | < 0.05 | < 0.05 | % | DIN EN ISO 787-7 |
BaSO4 content | approx. 98 | approx. 98 | approx. 98 | % | DIN EN ISO 3262-2 |
Si content | approx. 0.3 | approx. 0.3 | approx. 0.3 | % | – |
Electrical conductivity | < 0.1 | < 0.1 | < 0.1 | mS/cm | DIN EN ISO 787-14 |
Brightness Ry | > 91 | > 91 | > 91 | % | DIN 53163 |
pH-value | approx. 8.5 | approx. 8.5 | approx. 8.5 | – | DIN EN ISO 787-9 |
Density | approx. 4.4 | approx. 4.4 | approx. 4.4 | g/ml | DIN EN ISO 787-10 |
Refractive index | 1.64 | 1.64 | 1.64 | – | Literature |
Hardness (Mohs) | 3-4 | 3-4 | 3-4 | – | Literature |