The ASM / ASC mandrel refractory is produced by isostatic pressing production technology with high purity raw materials and with properties of uniform structure, dense sintered, good thermal stability, and excellent resistance to glass liquid erosion, it is suitable for furnaces and kilns of the solar tube and medical glass tube.
Technical Data Sheet:
Index / Product |
Unit |
ASM |
ASC |
Al2O3 ≧ |
% |
68 ~ 74 |
90 ~ 95 |
Fe2O3 ≦ |
% |
0.3 |
0.2 |
Apparent Porosity ≦ |
% |
18 ~ 22 |
16 ~ 20 |
Bulk Density ≧ |
g/cm3 |
2.4 ~ 2.5 |
2.95 ~ 3.05 |
Cold Crushing Strength ≧ |
Mpa |
80 |
100 |
0.2Mpa Refractories under Load ≧ |
℃ |
1600 |
1650 |
Note: All chemical-physical data are obtained based on the corresponding refractory bricks of standard size.