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Item # KX-99, KX-99 High Fired Super Duty Fire Brick (3200ºF 42% Alumina Hard Brick)



Foundry Service supplies Hard "Super Duty" and "Medium Duty" Fire Bricks that are rated for superior strength in applications of over 3000ºF (1650ºC). They exhibit low shrinkage, excellent thermal shock resistance, and good resistance to alkali and carbon monoxide disintegration.




Specifications  · Applications

Specifications

Composition

2.3% TiO2
52.6% SiO2

42.2% Al2O3

Density

143 lb/ft³
2.29
g/cm³

Maximum Operating Temperature

3187 ºF
1753
ºC

Cold Crushing Strength

9000 psi
62.1
MPa

Modulus of Rupture

2200 psi
15.2
MPa

Apparent Porosity

12 %

Standard Brick Sizes

9 x 4.5 x 2.5 in
9 x 4.5 x 3
in


Applications
Typical applications include structural furnace components (walls, floors, roofs, etc.), furnace flues, furnace stacks, rotary kilns, graphitizing furnaces, charcoal furnaces, zinc galvanizing furnaces, carbon baking pit furnace fluewalls and headwalls, air heaters, combustion chambers, blast furnace bottoms, glass tank lower checkers, boilers, and cyclones.



 DOWNLOADS 

Data Sheet for KX-99 High Fired Super Duty Fire Brick (3200°F 42% Alumina Hard Brick)
(PDF, 49KB)


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Foundry Service & Supplies, Inc. | Heat And Corrosion Resistant Industrial Insulation & Construction Materials