Ground Mica for joint cement and gypsum plastic wall-boards – Micamafco offers Muscovite dry ground Mica + 100 Mesh (+150 microns) Mica Powder for Gypsum plaster board , wall board and cement compounds. The Mica acts as a filler and extender, provides a smooth consistency, improves the workability of the compound, and provides resistance to cracking.
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