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- albert@literefractory.com
- +8619937887923

China Manufacture Fire Resistant 70% MGO Content Above Magnesia Refractory Brick
1. High refractoriness
2. Strong alkali resistance
3. Strong thermal conductivity
Description
The company is committed to the production and development of all types of medium and high-end Refractory Bauxite, Kiln Furniture, Calcium Silicate Board. The beginning of cooperation is the beginning of high quality service! Team spirit is a part of organizational culture, and good management can give full play to the collective potential through appropriate organizational form. In order for our company's development goals to be realized, all employees must implement our standards, and at the same time seek inspiration and guidance for daily work.
| 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.

We can gain the price advantage by improving the technology and updating the China Manufacture Fire Resistant 70% MGO Content Above Magnesia Refractory Brick to increase the profit. Our company is guided by market demand and serves our customers with excellent technology and integrity. In order to cooperate with our customers to better implement lean production, we have established the intelligent logistics planning department.
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