alumina ceramic roller has good high temperature resistance, hardness and carrying
capacity is very strong, Alumina ceramic roller is widely used in high temperature furnace.
It can be used to fire wall tile, glazed floor tile, sanitary ware and so on. Max working
temperature can be 1400℃.
technical parameter of alumina ceramic roller properties:
|
Technical index |
Unit |
HT-75 |
HT-73 |
HT-71 |
|
Alumina content |
% |
75 |
73 |
71 |
|
Water absorption |
% |
7 |
8 |
9.5 |
|
Bending strength |
Mpa |
82 |
68 |
56 |
|
Bulk density |
g/cm3 |
2.6 |
2.5 |
2.4 |
|
Coefficient of thermal expansion |
X10-6/℃ |
6 |
5.6 |
5.2 |
|
Max operating temperature |
℃ |
1300 |
1200 |
1160 |
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