Sodium Silicate

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A clay deflocculant used sparingly (~2 or 3 g/ litre of water plus ~1 g soda ash) to lower the amount of water necessary to produce a fluid slip or as “Magic Water” (same proportio ns) to join together softer and stiffer pieces of clay. In higher concentrations its bonding power is exploited to produce decorative crackle effects on fresh clay or as the air-dry and hi-temp “glue” in insulating brick mortar. Show more