Sharadaa Ceramics REFCAST HA High Alumina Castables

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Sharadaa Ceramics REFCAST HA High Alumina Castables
Categories:	Ceramic; Oxide; Aluminum Oxide
Material Notes:	Manufacturer produces a qualitative range of Dense Alumina Castables that are conventional castable of medium purity. These castables cater to the application needs of various industries such as steel, cement, petrochemical and non-ferrous industries. Information provided by Sharadaa Ceramics Pvt. Ltd.
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Physical Properties	Metric	English	Comments

Bulk Density	>= 2.75 g/cc	>= 0.0994 lb/in³	Dried at 110°C
Grain Size	<= 5000 µm	<= 5000 µm

Mechanical Properties	Metric	English	Comments
Modulus of Rupture	0.00490 GPa @Temperature 1100 °C	0.711 ksi @Temperature 2010 °F
	0.00987 GPa @Temperature 110 °C	1.43 ksi @Temperature 230 °F
	0.0118 GPa @Temperature 1500 °C	1.71 ksi @Temperature 2730 °F
Compressive Strength	39.2 MPa @Temperature 1100 °C	5690 psi @Temperature 2010 °F	Cold Crushing
	58.8 MPa @Temperature 110 °C	8530 psi @Temperature 230 °F	Cold Crushing
	68.6 MPa @Temperature 1500 °C	9960 psi @Temperature 2730 °F	Cold Crushing
	24.5 MPa @Time 86400 sec	3560 psi @Time 24.0 hour	Cold Crushing

Thermal Properties	Metric	English	Comments
Thermal Conductivity	1.16 W/m-K @Temperature 400 °C, Time 10800 sec	8.05 BTU-in/hr-ft²-°F @Temperature 752 °F, Time 3.00 hour
	1.34 W/m-K @Temperature 600 °C, Time 10800 sec	9.30 BTU-in/hr-ft²-°F @Temperature 1110 °F, Time 3.00 hour
	1.39 W/m-K @Temperature 800 °C, Time 10800 sec	9.65 BTU-in/hr-ft²-°F @Temperature 1470 °F, Time 3.00 hour
Maximum Service Temperature, Air	1800 °C	3270 °F

Component Elements Properties	Metric	English	Comments
Al2O3	>= 94 %	>= 94 %
Fe2O3	<= 0.30 %	<= 0.30 %

Descriptive Properties
Permanent Linear Change	<-0.05		800°C
	<-0.08		1100°C
	<-0.3		1500°C
Refractoriness	<1900°C
Thermal Expansion	0.9		Reversible
Water Required to Mix	8-10%

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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CSHARA008 / 130171

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