Pyrotek B-3A REFRACTORY BOARD

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Pyrotek B-3A REFRACTORY BOARD
Categories:	Ceramic; Oxide; Silicon Oxide
Material Notes:	Pyrotek B-3A is a high density calcium silicate board specifically designed for demanding applications such as holding furnaces, launder linings and baffle plates. Its high density and superior hardness make it well suited to withstand the mechanical abuse typical in many foundry applications. Applications Furnace linings Trough liners Baffle plates Advantages Non-wetting Excellent thermal insulation Crack resistant Durable Minimal shrinkage Information provided by Pyrotek.
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Physical Properties	Metric	English	Comments

Density	0.970 g/cc	0.0350 lb/in³
Loss On Ignition	2.7 %	2.7 %

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	65	65
Flexural Strength	10.0 MPa	1450 psi
Compressive Strength	18.0 MPa	2610 psi

Thermal Properties	Metric	English	Comments
CTE, linear	16.0 µm/m-°C @Temperature 20.0 °C	8.89 µin/in-°F @Temperature 68.0 °F
Thermal Conductivity	0.270 W/m-K @Temperature 400 °C	1.87 BTU-in/hr-ft²-°F @Temperature 752 °F
	0.270 W/m-K @Temperature 600 °C	1.87 BTU-in/hr-ft²-°F @Temperature 1110 °F
	0.280 W/m-K @Temperature 800 °C	1.94 BTU-in/hr-ft²-°F @Temperature 1470 °F
Maximum Service Temperature, Air	1000 °C	1830 °F	Continuous

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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CPYRO183 / 1900

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