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refractory high alumina brick
refractory high alumina brick

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refractory brick
1. high alumina brick
2.endure high pressure and temperature
3.They are used for lining of furnaces, kiln

 1,refractory 1,brick: high alumina brick: T4

   

  size:  230×113×40  mm

 

2,Physical Characteristic:

 

item

LZ-75

Al2O3  %

≥75

Refractoriness°C

≥1770

Softening temp under 0.2 MPa load°C

 

≥1520

Linear change of heating

1500°C, 2h

      +0.1-0.4

 (1500°C  ×24h)

Porosity,  %

≤23

Pressure resistance at normal temp MPa

 

≥53.9

 

  

3,Features:

  

   1. resistance high temperature  

  

   2. endure high pressure

 

         Alumina Refractory Bricks have the advantages of high refractoriness, good strength under high temperature and good termal shock resistance. They are used for lining of furnaces, kilns, refining vessels and heaters, regerators, gas producers and similar high temperature industrial  equipments.

YI

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