Goood Quality Mullite Sand/ Mullite Powder for Refractory Brick
Goood Quality Mullite Sand/ Mullite Powder for Refractory Brick
Mullite is the general name of aluminum silicate minerals. Yongruida brand mullite keeps being welcomed by domestic customers & aboard customers.
With more than 1o years of experience, Yongruida will provide you the best mullite at economical price.
Yongruida Mullite Size
Mullite sand: 8-16 mesh,16-30 mesh, 30-60 mesh, 30-80 mesh, 60-80 mesh, 80-120 mesh
Mullite powder: 200M mesh, 250 mesh, 270 mesh, 325 mesh
Yongruida Mullite Application
- Stainless steel, alloy steel, carbon steel, heat-resistant steel, titanium alloy, nickel alloy, aluminum alloy, cast iron, cast copper complex precision castings and big, medium and small castings, etc.
- precision casting ,Silicon Sol investment casting, lost wax casting ,Cast steel, cast copper, Vacuum casting, plaster filler v-process, casting coatings, casting mold shell, etc.
Yongruida Mullite Index
| Item | Index |
| color | |
| crystal form | |
| melting point(℃) | 1850 |
max. service temperature (℃) |
1800 |
| density(g/cm3) | ≥2.65 |
thermal expartsion cocfflcient (20—1000℃) |
5.3×10-6 |
Item |
High purity fused mullite |
General fused mulite |
Natural
fused mullite
|
Light
fused mullite
|
Al2O3% |
72.6 |
71.7 |
74.1 |
68.2 |
SiO2% |
25.6 |
22.0 |
26.2 |
25.3 |
Fe2O3% |
0.01 |
0.65 |
0.81 |
0.95 |
TiO2% |
0.01 |
2.81 |
2.05 |
2.13 |
CaO% |
0.17 |
0.15 |
0.28 |
2.30 |
MgO% |
0.08 |
0.20 |
0.25 |
0.29 |
K2O% |
0.01 |
0.19 |
0.21 |
0.25 |
Na2O% |
0.19 |
0.05 |
0.15 |
0.13 |
Density g/cm |
3.02 |
2.84 |
2.86 |
2.75 |
Apparent porosity |
2.1 |
9.4 |
5 |
10 |
Yongruida Mullite Overview

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