Contact Us
- No.92 Jianshe West Road, Zhongyuan District, Zhengzhou, Henan,China.
- albert@literefractory.com
- +8619937887923

Iron-Magnesia Spinel Refractory Brick for Cement Industry
1. High refractoriness
2. Strong alkali resistance
3. Strong thermal conductivity
Description
We hope to form a new growth point of corporate profit by researching the environmental protection function of our Silicon Carbide Brick, Magnesia Carbon Brick, Electric Arc Furnace. 'Reputation is life, quality and survival'. This is the principle of all the staff of our company and also the goal of striving forward for it. Our company continues to strengthen the effective use of funds, improve the efficiency of asset use, achieve fine management and effective cost control. We insist on providing quality resource platform for employees and advocate the attitude of excellence and diligent and pragmatic work style.
| 1.Magnesia brick Description |
Magnesia brick is an alkaline refractory material. It is made of calcined magnesia or molten magnesia and can be divided into fired and unfired magnesia bricks. It is formed by high pressure and has good slag resistance. The firing temperature is 1500-1600°C.
Item | MZ-97 | MZ-95 | MZ-93 | MZ-91 |
MgO % | ≥97 | ≥95 | ≥93 | ≥91 |
SiO2 % | ≤1.0 | ≤2.0 | ≤3.5 | - |
CaO % | - | ≤2.0 | ≤2.0 | ≤3.0 |
Apparent porosity/% | ≤16 | ≤16 | ≤18 | ≤18 |
Cold crushing strength/ Mpa | ≥60 | ≥60 | ≥60 | ≥60 |
Refractoriness under load, 0.2MPa, °C | ≥1700 | ≥1650 | ≥1620 | ≥1560 |
Reheating Linear Change(1650 °C,2h) /% | 0~-0.2 | 0~-0.3 | 0~-0.4 | 0~-0.4 |
| 2. Magnesia brick Feature |
1. The refractoriness is above 2000℃.
2. Do not contact with acid-resistant materials.
3. Good thermal shock resistance.
4. Good corrosion resistance to iron oxides, alkaline slag and high calcium solvents

| 3.Magnesia brick Application |
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 |

| 4. Packing &Shipping |
1. Wooden pallet size:930*930mm,Load weight of each pallet:1.5-2.0 Tons.
2. 20 Foot Container can be loaded 25Tons,40 Foot Container can be loaded 28Tons.

Our factory has good production equipment and a complete enterprise management system, and strictly implements the industry standards of Iron-Magnesia Spinel Refractory Brick for Cement Industry, so that product quality has stronger reliability and stability. We strive to do a good job in the construction of talent team, deeply promote the reform of talent system, and provide talent guarantee for the transformation and development of the company. Continuous progress and continuous innovation are our business philosophy and our future development direction.
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