Sandy Ridge Kaolin - Product Specification
SR04 Coarse Kaolin for Paint Applications
Tellus Holdings Ltd’s (Tellus) kaolin clay will be mined from the up to 36m thick, 20 million year old, Sandy Ridge kaolinite clay bed, some 9 metres below the semi-desert of Western Australia. This is a high brightness hydrous kaolin clay, produced by chemical-free wet refining methods and is highly suitable for applications in paint.
The following data is preliminary and is for information only. It does not constitute a contractual specification.
Product Form | Value |
---|---|
Material | Kaolinite |
Form | Powder |
Moisture Content | 1% by weight |
Packaging | 750 kg bulk-bags |
Potential Production Capacity | 12,000 to 40,000 tonnes per year |
Properties | Value |
---|---|
Physical | |
+45 microns retention (max) | 0.05% w/w |
< 10 microns | 82% w/w |
< 2 microns | 41% w/w |
pH | 6.7 |
Optical (unfired) | |
Brightness (ISO) | 83 to 85% |
Yellowness (ECC) | 5.5 |
L, a, b (typ) | 95.0, 0.31, 3.73 |
Other | |
Oil Absorption | 56g/100g |
Water Soluble Salts | 700 to 800 ppm |
Soluble Sulphate | 50 ppm |
Flowability | 61.50% |