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Sintering zircon bricks refractory for glass furnace
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Sintering zircon bricks refractory belongs to the high inertia product among refractory. They won' t react with other materials except alkali materials. So they are mainly used at Si bricks parts and temperature testing bricks, the second layer of kiln bottom etc.
|
Items |
SZ-60 |
SZ-65 |
|
|
Refractoriness °C |
≥ |
1790 |
1790 |
|
Bulk density g/cm3 |
≥ |
3.40 |
3.65 |
|
Apparent Porosity % |
≤ |
18 |
19 |
|
Cold crushing strength Mpa |
≥ |
80 |
100 |
|
0.2Mpa °C RUL |
≤ |
1600 |
1700 |
|
Al2O3 % |
≥ |
5 |
0.5 |
|
ZrO2 % |
≥ |
60 |
64.5 |
|
SiO2 % |
≤ |
-- |
33 |
|
Fe2O3% |
≤ |
1.3 |
0.2 |
