5KG SILICA (FLINT) 45 (325 MESH)

Ground quartz rock. About 99.8% pure crystalline silica, When melted it forms the primary non-crystalline (glassy) structural network in ceramic glazes. A very fine, reactive grade recommended for use in glaze recipes calling for silica, quartz, flint or silicon dioxide.

For more information on silica, see the Digitalfire.com Reference Library of ceramic materials.