Raw Materials

Sintered High-purity Mullite

click：1060

belong to：Mullite series

Release time：2024-12-18 15:17:15

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details

Items	SM-75	SM-70	SM-60
Al₂O₃ %	≥75	71-73	59-61
SiO₂ %	≤24.5	≤29	≤41
R₂O %	≤0.35	≤0.35	≤0.8
Fe₂O₃ %	≤0.5	≤0.5	≤0.5
Bulk Density, B.D. g/cm3	≥2.85	≥2.80	≥2.70
Apparent Porosity, A.P. %	≤3	≤3	≤3
Mullite Phase, M.P. %	≥93	≥96
Water Absorption, W.A. %	≤0.5	≤0.5	≤0.5

These kinds of mullite material are based on alumnina, and ﬁred at very high temperature, can be applied for producing high purity mullite brick or castable, or in foundry industry.