Refractory Bricks
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Fire Clay Brick

Main Composition: Al2O3≥35%
Application: Industrial Furnaces and Equipment
Raw Material: Chamotte Clay
Color: Yellow
Refractoriness: ≥1690℃
Refractoriness Under Load: ≥1320℃
Capacity: 3000 MT per month
Package: Export wooden pallets and polyboard
Introduction:
Fire clay brick refers to the clay products with Al2O3 content of 30%~40%.Fire clay brick can resist the erosion of acid slag and acid gas; have good thermal performance and can withstand rapid cooling and rapid heating.
 
Application:
The fire clay bricks are mainly used for heat boiler, glass kiln, cement kiln, chemical fertilizer gasification furnace, blast furnace, hot blast furnace, coking furnace and electric furnace.  
 
Features:
1.High fire resistance
2.Dense bulk density, low porosity,
3.Excellent creep performance at high temperature and good bulk stability
 
Technical Data:
Item Common Fire Clay Brick
PN-35 PN-40 PN-42
Al2O3(%) 35 40 42
Fe2O3 (%) - - 2.0
Apparent Porosity(%) 26 (28) 24 (26) 20 (22)
Cold Crushing Strength(%) 30 (25) 35 (30) 45 (35)
0.2 MPa Refractoriness Under Load(℃) 1320 1350 1400
Permanent Linear Change(%) 1400℃*2hr -0.4~0.1
 
 
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