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Talc's properties
Talc's properties provide specific functions in many industries (for more details, see talc applications chapter).
| TALC PROPERTY |
TALC FUNCTION |
USER INDUSTRY |
| Platyness |
softness/non abrasiveness |
cosmetics, paper, roofing |
| Platyness |
printability |
coated paper |
| Platyness |
antisticking |
rubber tyres, foundry, food, animal feed, polyethylene antiblocking, fertilizers, paper (pitch and stickies control), roofing |
| Platyness |
barrier effect |
paints, joint cements, plastic films, animal feed, fertilizer, rubber hoses |
| Platyness & hydrophobicity |
barrier effect |
coated paper, roofing |
| Organophilicity |
chemical demand |
coated paper |
| Organophilicity |
adsorbing |
cosmetics, paper (pitch control), olive oil |
| Organophilicity & hydrophobicity |
softness/feel |
coated paper |
| Hydrophobicity |
printing runnability, porosity |
coated paper |
| Hydrophobicity |
anticaking |
animal feed, food, fertilizers |
| Magnesium content |
flux |
ceramic tiles, sanitaryware, glazes, tableware |
| Chlorite content |
low thermal expansion |
refractories |
| Magnesium & silicon content |
electro-insulating |
steatites and cordierites |
| Molecular structure |
nucleating |
semi-crystalline polymers |
| Non-polar |
electro-insulating |
wires and cables |
| Inertness |
barrier effect |
rubber (pharmaceutical stoppers) |
| Inertness |
carrier |
premixes, pesticides, pharmaceuticals, cosmetics |
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