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SEPPE Mullite is a good, low cost refractory ceramic with a nominal composition of 3Al2O3•2SiO2. The raw materials for mullite are easily obtainable and are reasonably priced.
Mullite sand is a rare silicate mineral. Mullite sand is made by kaolin through high heat sintering. Mullite sand origin in mainly distributed in the zhangqiu shandong and north of anhui and so on.
