12 Holes Checker Fire Clay Bricks Lattice Insulating Fire Brick For Hot Blast Stove

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Al2O3 %,≥: 42-75 Cold Crushing Strength, MPa ≥: 20-54
Apparent Porosity, % ≤: 23-26 Refractoriness Under Load, °C ≥: 1300-1520
Refractoriness, °C ≥: 1730-1790

Fire Clay brick 12 Holes Checker Brick Lattice brick for Hot Blast Stove

 

Feature For Refractory Brick :

1. Low bulk density, low thermal conductivity, good thermal insulation performance.
2. Refractory category allow direct contact of fire, suitable ofr various atmosphere
3. Good integrity with furnace lining, long service life, easy operation, could be shaped freely
4. Product specification: standard form, normal standard, shaped and special shaped bricks.
5. Can be used in various kilns because of its cheapness and general tray package. Among all of the refractory materials, it is the most widely used.

 

Applications For Refractory Brick :

1. Furnaces of metallurgy industry, heat treatment furnace
2. Furnaces of chemical industry and construction industry.
3. Furnace of incineration of garbage, recirculating fluidized bed furnace
 

Physical Properties And Chemical Composition For Refractory Brick :

 

Items Index
SK-38 SK-37 SK-36 SK-35 SK-34
Al2O3 %,≥ 75 65 55 48 42
Cold Crushing Strength, MPa ≥ 54 49 44 40 20
Apparent Porosity, % ≤ 23 23 22 22 26
Refractoriness Under Load, °C ≥ 1520 1500 1470 1420 1300
Linear Change on Reheating, [1500°C×2h]% +0.1-0.4 +0.1-0.4 +0.1-0.4 [1500°C×2h] +0.1-0.4 0-0.5
Refractoriness, °C ≥ 1790 1790 1770

1750

1730

 

 12 Holes Checker Fire Clay Bricks , Lattice Insulating Fire Brick For Hot Blast Stove

 

12 Holes Checker Fire Clay Bricks , Lattice Insulating Fire Brick For Hot Blast Stove