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Anchor brick 

Anchor brick is a special kind of bricks for the industrial furnace roof. Usually anchor brick is shaped by press and content of alumina is above 48%. During the application of industrial furnace construction, the anchor brick definately reinforces the masonry integrity. 
 
Installation:
It’s embedded into the refractory castable wall, and can be put into practice after drying at moderate high tempreture. 
 
Characters: 
1.high strength, and good thermal shock resistance
2.Strong anti-stripping ability
3.high tempreture resistance
 
Technical Data

index

item

high-alumina brick larg-size high-alumina low-porosity clay brick
LZ-75 LDLZ-75 LDN-38
AL2O3%   ≥ 75 75 38
Fe2O3%  ≤     1.8
refractoriness 1790 1790 1730
0.2MPa refractoriness under load ≥ 1520 1500 1500
linear change after heating%(15000C×2h) +0.1

-0.4

  ±0.2(1400℃×2h)
apparent porosity ≤ 23 24(26) 13
cold crushing strength MPa ≥ 60 45(35) 40

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