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Magnesium aluminum spinel brick is to improve the thermal stability of magnesium bricks, adding alumina in the ingredients and the production of magnesium aluminum spinel as the main mineral magnesium brick. Magnesium aluminum spinel brick is a low calcium content of high quality magnesia and industrial alumina powder as the main raw material, by high pressure forming, high temperature firing. Anti-quenching and emergency hot, good for iron oxides, alkaline slag and other solvents have good resistance to erosion.


Item | MLJ-8 | MLJ-14 |
Mgo | ≥75 | ≥78 |
AL2O3 | ≤10 | ≤14 |
CCS,MPa | ≥40 | ≥40 |
Apparent porosity,% | ≤18 | ≤17 |
RUL,℃ | ≥1600 | ≥1600 |
Thermal shock resistance,cycles (1100℃-water quench) | ≥10 | -------- |
1, good thermal stability, in the course of the use of clinker with the reaction, and then in the brick surface to form a thin layer of calcium aluminate protective layer, so that the liquid is not easy to penetrate.
2, its anti-peeling performance than the direct combination of magnesia-chrome brick is better. The life of the cooling zone and the transition zone of the kiln can be directly combined with magnesia-chrome brick. However, in the corrosion resistance is slightly inferior to the direct combination of magnesia-chrome brick.
3, sintered spinel brick easy to hydrate, resulting in a larger coefficient, the kiln body temperature than the direct combination of magnesium chrome brick when the high. In the use of attention to these issues.
Magnesium aluminum spinel brick is widely used in cement rotary kiln, but also for the production of ladle castable material, greatly improve the corrosion resistance of steel lining, making it widely used in steel refractories. High quality pre-synthetic spinel is made of amorphous and shaped high purity refractory.




1. Carton packaging .
2. tray + plastic film + fixed band .
3. pallets: 1*1m,0.93*0.93m .
4. tray weight: 1.6~2.0ton.
5. packaging according to customer service requirements .
Castable
Chrome-corundum brick
Mullite brick
Magnesia-chrome brick
Magnesia-carbon brick
High alumina bubble brick

is located in Zhengzhou Henan province,which is one of the main refractory production bases in China. Pengfei Zhang the manager of our company,has been engaged in refractory material industry for more than 15 years. In the technological team there are more than 10 senior designers and engineers,more than 20 technicians.

Customer Visit




Q1.Can we visit your company?
A:Sure,welcome at any time,seeing is believing.
Q2. Do you provide samples?
A:Yes, samples are available.
Q3. Do you accept OEM?
A:Yes, we can do OEM.
Q4.What's the MOQ of trial order?
A:No limit,We can offer the best suggestions and solutions according to your condition.
Q5.What are the payment terms?
A:Usually T/T,but L/C,Western Union etc are available for us.
Q6. How long is delivery time?
A:The delivery time will be determined according to the quantity of the order.
Q7.How are your products' quality?
A:The products will be strictly inspected before shipment, so the quality could be guaranteed.
Q8.How to slove the quality problems?
A:If the products are not confirmed to customer samples or have quality problems,our compay will be responsible to make compensation for it.
Q9.What is the service life of your bricks?
A:The service life of different bricks is unlike.It also depends on your using condition and method.
Q10.How about your company's certification?
A:ISO9001 and Test Report,also we could apply other necessary certification.
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