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1. Professional manufacture
2. Reliable supplies
3. Competitive price
4. High Quality
5. Prompt delivery (7 days for 1000MT)
Natural sintered mullite
Natural sintered mullite is manufactured directly from raw bauxite, fired in a rotary kiln with heavy oil as fuel at temperatures exceeding 1750°C.
CHEMICAL PERFORMANCE INDEX
|
Chemicals |
M70 |
M60 |
|
Al2O3 % |
70-73 |
60-63 |
|
Fe2O3 % |
1.1max (1.2%max for fine) |
1.2max (1.3%max for fine) |
|
TiO2 % |
2.50max |
2.50max |
|
CaO % |
0.25max |
0.25max |
|
MgO % |
0.55max |
0.55max |
|
Na2O % |
0.20max |
0.20max |
|
K2O% |
0.20max |
0.20max |
PHYSICAL PERFORMANCE INDEX
|
Properties |
M70 |
M60 |
|
B.D. g/cm3 |
2.78min |
2.65min |
|
Apparent Porosity% |
4.0min |
4.0min |
|
Water Absorption % |
1.5max |
1.5max |
|
Refractoriness °C |
1830min |
1750min |
|
Mullite Phases% |
90min |
80min |
