We supply Magnesite, Fused Magnesite, Magnesia-Chrome, Magnesite-Alumina Carbon, Magnesia-Carbon Bricks
Magnesite refractories are containing at least 85% magnesium oxide and one of the most widely used basic refractory bricks. Their main advantage is very high slag resistance to lime and iron rich slags. It is very important for steelmaking processes. Currently, magnesite refractories are not only used in metallurgical furnaces, they are also used in glass tank checkers, lime and cement kilns.
Magnesite Bricks Mg0 85% - 95%
Magnesite refractory products have the properties of bearing high temperature, high refractoriness under load and good resistance to alkali. Magnesite refractory bricks are widely used in the basic zone of metallurgical furnaces, non-ferrous furnaces and regenerator of glass furnaces.
- Good resistance to basic slags
- Spalling resistance
- Strong abrasion and corrosion resistance
- High cold crushing strength
- Very strong and extremely durable
Magnesite Alumina Spinel Bricks MgAl2O4
Spinel is the magnesium aluminum formulation of the larger spinel group of minerals. Melting point of Magnesia Spinel is 2135 C, and Magnesia Spinel has very high, excellent refractoriness. Magnesia Spinel refractory bricks possess high-melting point, high chemical inertness against both acidic and basic slags, low expansion values at elevated temperatures and widely used in zones where there is a big temperature change, cement rotary kilns, vacuum induction furnaces, regenerators of glass tanks, lime kilns, continuous casting tundishes, degasser snorkels and lances. The main advantages of using Magnesia Spinel bricks are;
- Very high, excellent refractoriness.
- Low thermal expansion coefficient.
- High resistance to thermo-mechanical stress.
- High resistant to corrosion and changes in kiln atmosphere.
- Low content of secondary oxides.
- Elimination of chromite.
Fused Magnesite Bricks
Fused Magnesia has high bulk density and it performs excellent at high temperature. Also, it has advantages of strong resistance against hydration. Fused Magnesia Refractory Bricks are widely used in;
- tapping hole of the converter with severe slag corrosion and wear
- slag line of non-ferrous furnaces
- tapping hole of metal mixer furnaces
- chimney block of glass tank regenerator
Magnesite Alumina Bricks
Magnesite Alumina refractory bricks are consist of Magnesia and Alumina Bauxite. Magnesite Alumina refractory bricks perform well at high temperature, and they provide good thermal shock resistance. Magnesite Alumina has the advantages of strong slag resistance and high refractory under load performance. Magnesite Alumina Refractory Bricks are used in;
- steel ladles
- permanent lining of steel furnace
- iron mixer
- many other industrial furnaces
Burned Magnesite Refractory Bricks
Burned Magnesite Refractory Bricks are produced from Magnesia raw material and perform excellent at high temperatures. Burned Magnesite Refractory Bricks have the advantages of very strong slag resistance property. Burned Magnesite Refractory Bricks are mostly used for;
- permanent lining of Electric Arc Furnace
- steel converters
- lime kilns
- glass tank regenerators
- non-ferrous furnaces
Magnesite-Chrome Bricks Mg-Cr
Magnesite Chrome Refractory Bricks are produced from sintered magnesia and chrome ore by sintering at high temperature. Magnesite Chrome Refractory Bricks have high bulk density and advantages of stronger thermal resistance. Magnesite Chrome Refractory Bricks are widely used for;
- cement rotary kilns
- glass kiln regenerators
- permanent lining of steel furnaces
- permanent lining of refining ladles
Magnesite-Alumina Carbon Bricks Al2O3-MgO-C
Alumina magnesia carbon bricks are produced from Al2O3 substrates of carbon refractories, high-quality bauxite clinker and appropriate amount of electric melting magnesite. They have good resistance to slag corrosion and thermal shock resistance, a trace of reheating expansion, high temperature stability, no shrinkage, no cracks, no peeling, resistance to erosion, no sticky residue and no pollution to liquid steel. Alumina magnesia carbon bricks are widely used in;
- lining brick and spout brick for steel ladles
- large converters
- ladle lining for ultra high power electric furnaces
- refining for furnaces
- lining for furnaces
- lining for ladles
Magnesite-Carbon Bricks MgO-C
Magnesia Carbon Refractory Bricks are produced from fused magnesite, high-purity magnesium sand and graphite. Magnesia Carbon Refractory Bricks have the advantages of high refractoriness, strong resistance to high temperature, resistance to corrosion, perfect thermal Stability, excellent anti-oxidation, resistance to spalling. MgO-C Refractory Bricks are mainly used for;
- Converter Furnaces
- Electric Furnaces
- Improving Furnaces
- Ladles
- Tapping holes
Direct-Bonded Magnesite Chrome Refractory Bricks
Direct Bonded Magnesite Chrome Refractory Bricks are produced by using high-purity fused magnesia and concentrate chrome ore. They have excellent heat resistance and good resistance against corrosion. Direct Bonded Magnesite Chrome Refractory Bricks are mainly used for;
- burning zone of dry process cement kilns
- checkers of regenerator of glass furnaces
- non-ferrous metallurgy
- many other industrial furnaces
Fused Rebonded Magnesite-Chrome Refractory Bricks
Fused Rebonded Magnesia-Chrome Refractory Bricks are made from raw materials fused magnesite and fused mgo-cr clinker. Refractory grains are bonded with silicate. Fused Rebonded Magnesia-Chrome Refractory Bricks have the advantages of good steady volume in high temperature, good performance when temperature suddenly changes, good corrosion resistance, thermal shock resistance and bulk stability under high temperature. Fused Rebonded Magnesia-Chrome Refractory Bricks are mainly used for;
- Glass Furnaces
- Open Hearth Furnaces
- Electric Arc Furnaces
- Non-ferrous Metallurgy Furnaces
- Cement Rotary Kilns
Fused Semi-Rebonded Magnesite Chrome Refractory Bricks
Fused Semi-Rebonded Magnesia-Chrome Refractory Bricks have the advantages of good corrosion resistance, thermal shock resistance and bulk stability under high temperature. Fused Semi-Rebonded Magnesia-Chrome Refractory Bricks are widely used for;
- Converter Furnaces
- Glass Furnaces
- Open Hearth Furnaces
- Steel Making Electric Arc Furnaces
- Non-ferrous Smelting Furnace
- Cement Rotary Kilns
- Refining Ladles
- Argon Oxygen Decarburizing Furnaces
- Vacuum Oxygen Decarburization Furnaces
Magnesite-Dolomite Refractory Bricks
Magnesite Dolomite Refractory Bricks are produced from magnesia that has high purity and density, and sintered Magnesia Dolomite grain. Magnesite Dolomite Refractory Bricks have the advantages of good thermal resistance, anti-spalling performance, good coating protection to the kilns when they are used for cement rotary kilns. Magnesite Dolomite Refractory Bricks are mainly used for;
- Bottom and lining of basic open-hearth furnaces
- Bottom and lining of electric furnaces
- Permanent layers of converter furnace
- Non-ferrous metal melting furnaces
- High temperature tunnel kilns
- Cement rotary kilns
Magnesite Zircon Refractory Bricks
Magnesia Zircon Refractory Bricks are produced from fused magnesia sand and zircon sand. Magnesia Zircon Refractory Bricks have the advantages of high refractoriness, good alkali resistance, slag corrosion resistance, spalling resistance, superior refractoriness under load, long service life. Magnesia Zircon Refractory Bricks are mainly used for;
- Regenerative chambers of glass kilns
- Upper part of checker work in glass furnaces
- Checker wall of glass furnaces
- Target wall of glass furnaces
- Chimney Blocks of glass furnaces
- Steel-making electric furnaces
- Non-ferrous metal metallurgy
- Cement kilns