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Ensinger PEI

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GBC L3 Steatite  (discontinued **)
Categories: Ceramic; Oxide; Magnesium Oxide; Silicon Oxide

Material Notes: Ideal for high frequency, low loss, high voltage insulation. Much less expensive than alumina insulators

Applications: resistor forms, surge arrestors, standoffs, spacers, and coil forms.

Machinability: easily fabricated to close tolerances.

GBC Materials Corporation has been acquired by Morgan Advanced Ceramics.

Key Words: GBC Materials Corporation, proto-enstatite, soapstone, talc
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesOriginal ValueComments
Density 2.50 g/cc
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength, Ultimate 59.0 MPa
Flexural Strength 120 MPa
Compressive Strength 600 MPa
 
Electrical PropertiesOriginal ValueComments
Electrical Resistivity 2.10e+12 ohm-cm
Dielectric Constant 5.9
Dielectric Strength 8.86 kV/mm
Dissipation Factor 0.0035
Dielectric Loss Index 0.016
@Frequency 1e+8 Hz
 
Thermal PropertiesOriginal ValueComments
CTE, linear 8.00 µm/m-°C
@Temperature 20.0 °C
Thermal Conductivity 3.00 W/m-K
Maximum Service Temperature, Air 1000 °C
 
Descriptive Properties
ColorOff White

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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CG008 / 891

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