Our FUSED MULLITE choose high purity quartz, Aluminum oxide powder as main raw material, which smelted in super arc furnace. FUSED MULLITE has following characteristics:
1)low apparent porosity
2)Low impurity
3)Pure white color
4)Low carbon content
5)Good Needle crystal
6)Excellent thermal shock resistant
7)Excellent durability
Item |
Fused Mullite |
Sintered Mullite |
|
FM-1 |
FM-2 |
M75 |
M70-1 |
M70-2 |
M60-1 |
M60-2 |
M45-1 |
M45-2 |
Al2O3 % |
70-77 |
67-74 |
73-78 |
68- 73 |
68- 73 |
57- 62 |
57- 62 |
43- 48 |
43- 48 |
SiO2 % |
22-29 |
21-28 |
- - |
- - |
- - |
- - |
- - |
- - |
- - |
TiO2 % ≤ |
0.1 |
2 |
0.5 |
0.5 |
3.5 |
0.5 |
2.5 |
1 |
1.5 |
Fe2O3 ≤ |
0.2 |
0.6 |
0.5 |
0.5 |
1.5 |
0.5 |
1.5 |
0.5 |
1.3 |
Na2O+K2O ≤ |
0.4 |
0.5 |
0.5 |
0.4 |
0.4 |
0.3 |
0.3 |
0.4 |
3 |
Bulk Density g/cm3 ≥ |
2.9 |
2.9 |
2.9 |
2.85 |
2.75 |
2.65 |
2.65 |
2.55 |
2.55 |
Apperant porosity % ≤ |
5 |
4 |
3 |
3 |
5 |
5 |
5 |
4 |
4 |