SPI Supplies® Brand Glassy (Vitreous) Carbon Products
Summary of unusual properties
Glassy carbon is one of the more unusual materials one encounters since it is so
different from the more normal forms of carbon with which we have some existing familiarity.
These unusual properties are summarized below:
Characteristic Properties
Glassy carbon SIGRADURŪ is characterized by the following properties:
- High Purity
- Resistance in inert gas or vacuum up to 3000°C and in air up to 600°C
- Corrosion resistance
- Impermeability to gas and liquids
- High hardness and strength, almost like that of a ceramic
- Low density
- High surface quality with excellent polishing characteristics (to a black mirror reflective finish
- Good resistance to thermal shock
- Good electrical conductivity
- Inductive coupling in high-frequency fields
- No wetting by many saline, metallic and ceramic melts
- Biocompatibility
- Surface coating with metallic and ceramic materials
- Physical and chemical properties are isotropic
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Sunday July 06, 2008
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