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Technical Specification of Low Iron Oxide High Alumina Bricks

Product code

AL2O3
%(>)

Fe2O3
%(<)

PCE
Orton(>)

AP
%(<)

BD
gm/cc
(>)

CCS
kg/c2 (<)

RUL
Ta°C
(>)

PLCAR
at °C

For 2 hrs %(<)

Characteristics
& Use
AF-50 50 1.5 34 23 2.2 350 1460 1450 +0.5 Good thermal shock resistance resistant to alkali and carbon monoxide attack.
AF-54 54 1.5 35 23 2.3 350 1480 1500 +0.5 Excellent resistance to thermal shock, slag, alkali and carbon monoxide
AF-62 62 1.5 36 22 2.4 400 520 1500 +0.5 Suitable for various applications in steel, glass and non-ferrous industries
AF-62D 62 1.0 37 20 2.4 600 1600 1500 +0.2 Super dense bricks, suitable for use in blast furnace, ladle & glass industries
AF-70S 70 1.2 37 20 2.6 600 1600 1600 +0.5 Super dense, resistant to corrosion, high resistance to abrasion. Suitable for rotary kiln and glass industries
AF-80SD 80 1 38 18 2.8 600 1650 1600 +0.2 Super dense high alumina bricks for very special applications
AF-85SD 85 0.8 38 18 2.8 600 1680 1600 +0.2 -do-
AF-85SD 85 0.8 38 16 2.9 600 1500 1500< +0.5 Super dense chemically bonded bricks for special applications
Note
The above data relates to standard sized, machine pressed bricks only.For bigger & pneumatically rammed shapes, results may vary. General size tolerance will be+1.5 or 2mm whichever is greater.
 
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