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HENGYUAN manufactures and provides alumina ceramic components for a wide range of application like Mechanical Equipment, Electronic & Electrical, Medical, Chemical Industry etc. According to actual application and customer's requirement, the purities vary from 95%-99.7% and the forming methods will be different.Alumina ceramic is usually white but may also be yellow or other colors.We can customize ceramic products of any shape and purpose for you!
Naterial | Unit | A95% Alumina Ceramics | A97% Alumina Ceramics | A99% Alumina Ceramics | A99.7% Alumina Ceramics |
Density | g/cm³ | 3.6 | 3.72 | 3.85 | 3.85 |
Flexural Strength | Mpa | 290 | 300 | 350 | 350 |
Compressive Strength | Mpa | 3300 | 3400 | 3600 | 3600 |
Modulus of Elasticity | Gpa | 340 | 350 | 380 | 380 |
Impact Resistance | MPam1/2 | 3.9 | 4 | 5 | 5 |
Weibull Modulus | M | 10 | 10 | 11 | 11 |
Vickers Hardulus | HV0.5 | 1800 | 1850 | 1900 | 1900 |
Thermal Expansion Coefficient | 10-6K-1 | 5.0-8.3 | 5.0-8.3 | 5.4-8.3 | 5.4-8.3 |
Thermal Conductivity | W/Mk | 23 | 24 | 27 | 27 |
Thermal Shock Resistance | △T℃ | 250 | 250 | 270 | 270 |
*Maximum Use Temperature | ℃ | 1600 | 1600 | 1650 | 1650 |
Volume Resistivity at 20℃ | Ω | ≥1014 | ≥1014 | ≥1014 | ≥1014 |
Dielectric Strength | KV/mm | 20 | 20 | 25 | 25 |
Dielectric constant | εr | 10 | 10 | 10 | 10 |