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Magnesia brick

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. 2. Magn..

Description

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.

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.Technical parameter 

ItemMZ-97MZ-95MZ-93MZ-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~-0.20~-0.30~-0.40~-0.4

 

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office address

No.92 Jianshe West Road, Zhongyuan District, Zhengzhou, Henan,China.

Factory address

Liguo Village Refractory Industrial Park, Xinmi City, Zhengzhou City, Henan Province,China