The refractory ceramic ball is mainly applied as the packing in the high temperature smelting converters. It contains higher content of alumina, and it is capable of resisting to the high temperature and pressure. Its main properties are as follows:
|
Item |
Unit |
Index |
|
Refractoriness |
℃ |
≥1770 |
|
Crushing strength |
N/particle |
400-15000 |
|
Refractoriness under load |
℃ |
≥1450 |
|
Porosity |
% |
≤21 |
|
Reburning shrinkage |
% |
≤0. 1 |