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Texas talc (left) quickly absorbs all the water poured on it. Montana talc (right) resists whetting of the particles much more, the water is just sitting on top and has not penetrated at all.
Materials |
Talc
A source of MgO for ceramic glazes, a flux or thermal expansion additive in clay bodies, also used in the manufacture of cordierite. |
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Materials |
Pioneer 2661 Talc
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Materials |
Natural Talc C-98
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Glossary |
Permeability
In ceramics, the permeability of clay slurries and plastics determines the rate as which water can move through the matrix |
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