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Technical Specification of Convensional Castables
Properties
AR CAST-70
AR CAST-60
AR CAST-45
AL2O3 %
70
60
45
Fe2O3 %
5.0
2.5
4.0
Refractoriness Min. C
1680
1650
1580
Grading in (mm)
0-5
0-5
0-5
Approx. water required for for casting % by weight
14-16
12-14
14-16
B.D. gm/cc Min. after drying
2.35
2.35
2.0
C.C.S. kg/cm
On casting & drying at 110C
240
250
210
On heating to Service Temperature
400
400
240
Linear Change at Service Temperature
1.5%
1.2%
-
Type of Setting
Hydraulic
Hydraulic
Hydraulic
ServiceTemperature
1450
1500
1400

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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