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DO Alumina Bubble Brick
High temperature insulation refractory material, is blown by the melting nozzle alumina hollow ball, composite binder, the vibration molding, high temperature firing.
Category:
Product Description
Product introduction:High temperature insulation refractory material, is blown by the melting nozzle alumina hollow ball, composite binder, the vibration molding, high temperature firing.
physical and chemical index
|
Serial Number |
Project |
Indicators |
|
|
1 |
chemical composition |
Al2O3/% |
≥90 |
|
2 |
Fe2O3/% |
≤0.2 |
|
|
3 |
Physical Performance |
Bulk density/(g/cm3） |
1.3～1.7 |
|
4 |
Normal temperature compressive strength/(MPa) |
≥8 |
|
|
5 |
Load softening temperature (0.2MPa,T0.6)/℃ |
≥ 1700 |
|
|
6 |
Thermal shock stability (1100 ℃, water cooling)/time |
≥8 |
|
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