SGL Carbon Group EK 2230 Carbon Graphite

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SGL Carbon Group EK 2230 Carbon Graphite
Categories:	Carbon; Graphite
Material Notes:	Good mechanical strength, good sliding properties, high temperature resistance, high thermal shock resistance, low wettability, high corrosion resistance, high thermal conductivity, high purity, and good electrical conductivity. Typical Applications: High Volume Seals Certified for use in potable water and/or in foodstuff Information provided by SGL Carbon Group
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Physical Properties	Metric	English	Comments

Density	1.85 g/cc	0.0668 lb/in³
Open Porosity	<= 2.5 %	<= 2.5 %

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	115	115	Size/Load - 10/100
Hardness, Shore C	86	86
Modulus of Elasticity	22.1 GPa	3200 ksi
Flexural Strength	58.6 MPa	8500 psi
Compressive Strength	159 MPa	23000 psi

Thermal Properties	Metric	English	Comments
CTE, linear	6.48 µm/m-°C @Temperature 20.0 °C	3.60 µin/in-°F @Temperature 68.0 °F
Thermal Conductivity	17.3 W/m-K	120 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air	204 °C	400 °F	In oxygen
Maximum Service Temperature, Inert	204 °C	399 °F	Reducing Atm.

Descriptive Properties
Impregnation	Resin

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