1.Good resistance to acid slag 2.High softening point 3.Good volume stability at high temperature 4.Competitive price
High quality silica bricks is made of silicon raw material, the content of SiO2 is above 95%.
Good resistance to acid slag;
High softening point with high temperature and load of the brick;
Good volume stability at high temperature.
It's widely used for cove oven, hot blast stove and glass furnace,etc.
Brand Item | GZ-95 | RG-95 | JG-94 | ||
Dome &Wall brick | Checker | Sole & wall brick | Others | ||
Refractoriness ºC ≥ | 1710 |
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Permanent liner change 1450 ºC ×2h % |
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| +0.2 0 | |
Apparent Porosity (%) ≤ | 22 | 22 | 23 | 22 | 24 |
True Density (g/cm3) ≤ | 2.37 | 2.35 | 2.35 | 2.34 | 2.35 |
Cold Crush Strength (MPa) ≥ | 29.4 | 35 | 30 | 30 | 25 |
Thermal Expansion(1000 ºC ) % |
| 1.26 | 1.26 | 1.28 | 1.30 |
Refractoriness under Load 0.2MPa Ta( ºC ) ≥ | 1650 |
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| 1650 | 1650 |
Chemical analysis SiO 2 % ≥ | 95 | 95 | 95 | 94 | 94 |
High quality silica bricks
