for paints, plastics, and wallpaper
Talc
AGS Talc Product Description
Talc is a very soft clay mineral that is composed of hydrated magnesium silicate. Talc is used in many industries and products, such as paper, cables, pharmaceuticals, cosmetics, and ceramics. . AGS Talc S-series are nodular as opposed to common talc products. Please see the specifications below to pick the right talc product for your industrial needs.
Talc has the following unique properties:
- Highly resistant to heat, electricity, and acids
- Naturally hydrophobic
- The softest mineral in the world
Technical Specifications of AGS Talc Grades
AGS Talc
Technical Specifications – AGS Talc | ||||||||
Product Name |
High-purity and white fine ground talc mineral
|
AGSTALK S-series | AGSTALK X-series | |||||
2STD | 15SX | 5SX-P | 5SX | Premier | 3X | 5X | ||
Particle size distribution
|
d50 (Average particle size) max., µm | 4.5 | 4.0 | 4.1 | 4.1 | 5.3 | 9 | 12 |
d97 (Top-cut) max., µm | 28 | 21 | 18 | 18 | 22 | 37 | 49 | |
< 2µm, % | 18% | 28% | 27% | 27% | 18% | 10% | 10% | |
Whiteness (Elrepho 450X min.)
|
Whiteness, L (ASTM E-313) | 95 | 90 | 94 | 95 | 97 | 97 | 97 |
Brightness, Ry (DIN 53163) | 88% | 80% | 86% | 89% | 91% | 91% | 91% | |
Yellowness (DIN 6167) | 4.0 | 3.3 | 2.5 | 2.5 | 3.0 | 3.0 | 3.0 | |
Specific Characteristics
|
Packing density (ISO 787-11), g/ml | 0.5 | 0.3 | 0.3 | 0.3 | 0.3 | 0.4 | 0.5 |
Dop absorption (ISO 787-5), g/100g | 52 | 51 | 50 | 51 | 50 | 50 | 49 | |
Oil absorption (ISO 787-5) , g/100g | 46 | 48 | 46 | 44 | 45 | 48 | 40 | |
Moisture (ISO 787-2) max. | 0.4% | |||||||
pH (ISO 787-9) | 9 | |||||||
Mineralogy
|
Talc, % | 99 – 100 | ||||||
Chloride, % | Trace amounts | |||||||
Dolomite, % | < 1 | |||||||
Quartz, % | < 1 | |||||||
Chemical properties | SiO2, min. | 61% | ||||||
MgO, max. | 31% | |||||||
CaO, max. | 0.7% | |||||||
Fe2O3, max. | 0.3% | |||||||
Al2O3, max. | 0.5% | |||||||
Loss on ignition, max. | 6.5% | |||||||
Physical properties | Density (ISO 787-10), g/cm³ | 2.78 | ||||||
Mohs hardness | 1 | |||||||
Refractive index | 1.57 |
Packaging | 25 kg. kraft paper bags or 1000 kg. big-bags. |
- Ruber and plastics
- Polymer compounds
- Paper making
- Electric cables
- Pharmaceuticals and cosmetics
- Ceramics
- Food
Please contact us using the form below to learn more about product specifics and prices.