| Ort der Herkunft |
Henan China (Mainland) |
| SiO2-Gehalt (%) |
22-29% |
| Al2O3-Gehalt |
70-77% |
| CaO-Gehalt (%) |
0.3% |
| Form |
Block |
| Material |
Aluminiumoxid-Block |
Fused mullite, using high purity quartzite and industrial alimina powder as main starting materials, smelting in tilting electronic are furnace, is a new king of high purity synthesized refractory raw matrial.The fused mullite gray ,low residual carbon, is characterized by good acicular crystal structure, high modulus of repture, excellent thermal shock resistence,high hardness and good chemical corrosion resistance.