Supplier's Category: All Technical Ceramics: Alumina, Zirconia, and Silicon Carbide
Technical ceramics — alumina, zirconia, silicon carbide — are engineered ceramic materials selected for hardness, chemical inertness, or electrical insulation beyond what metals or plastics offer. They’re specified by ceramic composition and grade, with processing (sintering) built into the material’s final properties.
Ceramic material performance is tightly linked to how it was processed, so a grade specification alone doesn’t guarantee consistent parts without confirming the sintering process behind it.
- Confirm the ceramic grade’s specific properties (hardness, dielectric strength, thermal shock resistance) match your application
- Check dimensional tolerance achievable as-fired versus requiring post-sinter grinding
- Verify the supplier’s sintering process consistency, since ceramic properties are highly process-dependent
Related terms: alumina (Al2O3), zirconia (ZrO2), silicon carbide (SiC), technical ceramic sintering, dielectric strength, thermal shock resistance, as-fired tolerance, ceramic hardness rating
Where technical ceramics are specified
These materials get chosen for one of a few distinct properties competing materials can’t match.
- Electrical insulation: high-voltage components needing dielectric strength
- Wear-resistant parts: seals, bearings, and cutting tools needing extreme hardness
- High-temperature and chemically harsh environments: components metals or plastics can’t survive