Zircar Refractory Composites RS-99R Refractory Sheet

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Zircar Refractory Composites RS-99R Refractory Sheet
Categories:	Ceramic; Oxide; Aluminum Oxide
Material Notes:	Type RS-99R boards are prefired and are unaffected by moisture. They stay rigid even if saturated with water. Information provided by ZIRCAR Refractory Composites, Inc. (ZRCI)
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Physical Properties	Metric	English	Comments

Density	2.10 g/cc	0.0759 lb/in³
Loss On Ignition	0.00 - 1.0 %	0.00 - 1.0 %
Porosity	48 %	48 %
Specific Surface Area	14 m²/g	14 m²/g	3pt. B.E.T.

Mechanical Properties	Metric	English	Comments
Modulus of Rupture	0.0218 GPa	3.16 ksi	parallel to thickness
Compressive Yield Strength	30.1 MPa	4370 psi	at 10% deflection, parallel to thickness

Thermal Properties	Metric	English	Comments
CTE, linear	7.00 µm/m-°C @Temperature 20.0 - 1000 °C	3.89 µin/in-°F @Temperature 68.0 - 1830 °F
Specific Heat Capacity	1.047 J/g-°C	0.2502 BTU/lb-°F
Thermal Conductivity	0.650 W/m-K	4.51 BTU-in/hr-ft²-°F	parallel to thickness
Melting Point	>= 1800 °C	>= 3270 °F
Maximum Service Temperature, Air	1650 °C	3000 °F
Shrinkage	0.30 - 0.40 % @Temperature 1200 °C, Time 3600 sec	0.30 - 0.40 % @Temperature 2190 °F, Time 1.00 hour
	3.0 - 5.0 % @Temperature 1200 °C, Time 3600 sec	3.0 - 5.0 % @Temperature 2190 °F, Time 1.00 hour
	8.0 - 11 % @Temperature 1600 °C, Time 3600 sec	8.0 - 11 % @Temperature 2910 °F, Time 1.00 hour

Component Elements Properties	Metric	English	Comments
Al2O3	>= 99 %	>= 99 %

Descriptive Properties
Color	White

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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CZRCI21 / 2884

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