Bubble alumina is made of industrial aluminum oxide after melting and rapid blowing, it is characterized by light weight, closed hole, high temperature resistance. It is the ideal heat insulation filling material for high temperature furnace, and also the high-quality aggregate for high temperature lightweight refractory brick and castable.
Fizinės savybės ir cheminė sudėtis
| rodyklė |
Guarantee value |
Tipinė vertė |
| Chemical component(%) |
AL₂O3 |
≥99 |
99.34 |
| SiO₂ |
≤ 0.2 |
0.15 |
| Fe₂O3 |
≤ 0.1 |
0.06 |
| Bulk density(g/cm) |
0.5-1.0 |
0.75 |
| Percentage of broken (%) |
≤ 15 |
12 |
| Fire resistance temperature(℃) |
1800 |
| dalelių dydis |
0.2~0.5mm、0.5~1mm、1~3mm、3~5mm |
| Patikrinimo standartas |
GB / T3044-89 |
| taikymas |
high temperature furnace insulation filler |
| Pakavimo |
Inner plastic and external weaving 25KG/bag(can be customized according to customer requirements) |
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