Saxonburg Ceramics S-278 Cordierite

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Saxonburg Ceramics S-278 Cordierite (discontinued **)
Categories:	Ceramic; Oxide; Aluminum Oxide; Silicon Oxide
Material Notes:	Cordierite Ceramics have low coefficients of thermal expansion, providing excellent thermal shock resistance. Applications: Heating Elements, Burner Tips, Thermocouple Insulators Information provided by Saxonburg Ceramics Effective March 12th, 2007, Du-Co Ceramics Company has acquired the assets of Saxonburg Ceramics, Inc.
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Physical Properties	Original Value	Comments

Bulk Density	2.19 g/cc
Porosity	8.0 %

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	2900 psi
Flexural Strength	8500 psi
Compressive Strength	39200 psi

Electrical Properties	Original Value	Comments
Volume Resistivity	300000 ohm-cm @Temperature 600 °C
	2.80e+6 ohm-cm @Temperature 400 °C
	7.00e+6 ohm-cm @Temperature 500 °C
	6.00e+7 ohm-cm @Temperature 300 °C
	2.30e+9 ohm-cm @Temperature 200 °C
	6.60e+9 ohm-cm @Temperature 100 °C
	8.30e+9 ohm-cm @Temperature 20.0 °C
Dielectric Constant	5.08 @Frequency 1e+6 Hz
	5.11 @Frequency 1e+7 Hz
Dielectric Strength	59.0 V/mil
Dissipation Factor	0.0045 @Frequency 1e+7 Hz
	0.0065 @Frequency 1e+6 Hz
Dielectric Loss Index	0.023 @Frequency 1e+7 Hz
	0.033 @Frequency 1e+6 Hz

Thermal Properties	Original Value	Comments
CTE, linear	3.10 µm/m-°C @Temperature 25.0 - 700 °C
Thermal Conductivity	0.00900 cal cm/sec-cm²-°C
Maximum Service Temperature, Air	1230 °C

Descriptive Properties
Te Value, °C	472

**
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CSAXON00 / 1974

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