Competitive Price Magnesia Refractory Bricks Magnesite Bricks for Cement Kilns
Competitive Price Magnesia Refractory Bricks Magnesite Bricks for Cement Kilns
LONGKETER supplying a comprehensive range of FIRED MAG BRICKS.
The fired magnesia brick has high load softening temperature and strong resistance to alkaline slag erosion. The fired magnesia bricks are mainly used for the lining of basic open hearth, wall and bottom of electric furnace, permanent lining of oxygen converter, mixer, non-ferrous smelting furnace, high temperature tunnel kiln, lining of rotary kiln for calcining magnesia and cement, upper lattice bricks of glass melting furnace, bottom and end of steel rolling soaking furnace and heating furnace.
Applications:
1.Iron Steel Industry
steelmaking furnace lining, ferroalloy furnace, metal mixer furnace lining, converter lining, arc furnace wall and furnace bottom, soaking furnace, heating furnace bottom
2.Non-ferrous metallurgical industry
copper,nickel,lead,zinc,tin smelting furnace lining, refined copper reverberatory furnace,ore electric furnace lining
3.Glass Industry
glass furnace regenerator checker
4.Building Material Industry
lime kiln,cement kiln
5.Refractory Material Industry
High temperature calcination kiln,shaft kiln and tunnel kiln
Fired Mag Bricks Product Data
| Type | MZ-97A | MZ-97B | MZ-95A | MZ-95B | MZ-93 | MZ-91 |
| MgO (%)≥ | 97 | 96.5 | 95 | 94.5 | 93 | 91 |
| SiO2 (%)≤ | 1.0 | 2.0 | 2.0 | 2.0 | 3.5 | – |
| CaO (%)≤ | – | – | 2.0 | 2.0 | 2.0 | 3.0 |
| Apparent porosity (%)≤ | 16 | 18 | 16 | 18 | 18 | 18 |
| Cold Crushing Strength (MPa)≥ | 60 | 60 | 60 | 60 | ||
| Refractoriness Under Load 0.2MPa°C≥ | 1700 | 1650 | 1620 | 1560 | ||
| Reheat test,permanent linear change after heating at (1650°C,2h)% | 0~ – 0.2 | 0~ – 0.3 | 0~ – 0.4 | 0~ – 0.4 | ||
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