Customized Zirconia Shafts&Pins
Fine polished surface, mirror or diamond grade.
Made with super fine disperse powder
High precision in tolerance(+/-0.005mm)
Used for brushless motors, plunger pumps etc.
Model: OD 1-100mm, L 10-1300 mm
Excellet mechanical Streghth:
This zirconia shaft has super hardness and good toughness
Strong wearing resistance, acid and alkali resistance, durable life
Good replacement for metal shafts and pins in mechnical and electronics industries
For small quantity, we can make zirconia shaft by machining without molds. short lead time.
characteristics | 95% AI2O3 | 99% AI2O3 | 99.5% AI2O3 | Zirconia |
density/(g/cm3) | 3.6------3.7 | 3.7------3.8 | 3.9 | 6-6.08 |
hardness/GPa | 9.7------12 | 9.7------12 | 14.1 | 13.6 |
modulus of elasticity/Gpa | 250-----300 | 250-----300 | 370 | 210-238 |
Flexural strength/Mpa | 250------330 | 250------330 | 379 | 1000-1300 |
thermal expansion coefficient(200-1200°C)/×10-6K-1 | 7.0--------7.6 | 7.0--------7.6 | 8.2 | 10.2 |
thermal conductivity( room temperature)/(N/m·k) | 15-----20 | 15-----20 | 30 | 1----2 |
sintering temperature/°C | 1600--1640 | 1760--1850 | 1800-1900 | 1450-1550 |
For the burning temperature of glaze/°C | 1400-1560 | 1400-1560 | 1400-1560 | --- |
volume resistivity(25°C)/ ·cm | (6.0---8.5)×1011 | (6.0---8.5)×1013 | 1×1014 | --- |
relative permittivity(1MH z) | 8.5 | 8.5 | 9.7 | --- |
dielectric loss angle tangent(1MHz) | 2.0×10E-4 | 2.0×10E-4 | 1.00E-04 | --- |
