Complaint
Content | Unit | AL2O3 | ZrO2 | SiC | Si3N4 | ||
Property | 95%AL2O3 | 99%AL2O3 | ZrO2 | ZrO2 | ZrO2 | ||
Mechanical Characteristics | Color | black | faint yellow | Ivory | black | grey/black | |
Density | g/cm3 | 3.7 | 3.85 | 6.02 | 3.2 | 3.2 | |
Bending Strength | Mpa | 300 | 310 | 800 | 500 | 750 | |
Compressive Strength | Mpa | 2300 | 2400 | 3000 | 2200 | 3800 | |
Elastic Modulus | 3-4 | 3-4 | 8 | ----- | 7 | ||
Weber Coefficient | m | 12 | 12 | 15 | ----- | 15 | |
Hardness | HV0.5 | 1400 | 1600 | 1200 | ----- | 1700 | |
Thermal Characteristics | Coefficient of line Thermal Expansion | 10-5K-1 | 7-8 | 7-8 | 10 | 4.2 | 2 |
Thermal Conductivity | W/mK | 20 | 29 | 3 | 60 | 20 | |
Thermal Shock Resistance | TºC | 250 | 200 | 300 | 400 | 750 | |
Max Working Temperature | ºC | 1500 | 1600 | 1000 | ----- | 1300 | |
Electrical Characteristics | Volume Resistance at 20ºC | Ωcm | >10^14 | >10^14 | >10^14 | 10^3-10^8 | >10^14 |
Dielectric Constant | εr | 9 | 10 | 33 | ----- | ----- | |
Dielectric Strength | V/m | 15*10^6 | 15*10^6 | 11*10^6 | ----- | 10*10^6 | |
Chemical Characterstics | (60%)90ºC | WT loss mg/cm3/day | 0.1 | 0.1 | 0 | 0.04 | 1 |
Sulphuric Acid (95%)95ºC | 0.3 | 0.34 | 0.04 | 0.01 | 0 | ||
Caustic Soda (30%)80ºC | 0.9 | 0.95 | 0.08 | 0 | 0.2 | ||
CAN YOU MAKE THE CUSTOMIZED PARTS?
