1. Refractory, anti-resistance temperature, can not more 1800 degree,
2. Industrial Ceramic, machinery industry
3. Keep Long Service Life. tolenrance can reach +-0.005
4. Alumina ceramic
5. High Corrosion and Wear Resistance.
6. Good Insulation Performance .
7. OEM or ODM all can accept
8. High Purity Zirconia and Alumina Ceramic Material.can option
Produce and machining
We can produce different sizes and shapes of the rod for specific applications to different custom products.Such as drilling, polishing, stripes, concave and convex, screw holes, metal parts position and so on
1. Can Be Custom By Drawing Or The Parameter
2.Can Be Offer a Samples Within 1--10 Qty
3. The Shipping Time Of The Samples Within 2days
4. Quick Delivery Via Fedex,Dhl,Ups,Tnt Etc.
For more informations (the price,payment etc), Please contact us or email: admin@cerampart.com
95%,99%,99.7% Al2O3 Material Parameters:
| Item | Test Condition | Unit Symbol | 95%Alumina ceramics | 99%Alumina ceramics | 99.7%Alumina ceramics |
| The main chemical ingredient | | | Al2O3 | Al2O3 | Al2O3 |
| Bulk Density | | g/cm3 | 3.6 | 3.89 | 3.96 |
| Maximum Use Temperature | | | 1450°C | 1600°C | 1650°C |
| Water absorption | | % | 0 | 0 | 0 |
| ROHS Hardness | | | ≥85 | ≥89 | ≥89 |
| Flexural strength | 20° C | MPa (psi x 103) | 358 (52) | 550 | 550 |
| Compressive Strength | 20° C | MPa (psi x 103) | 2068 (300) | 2600(377) | 2600(377) |
| Fracture Toughness | K(I c) | Mpa m1/2 | 4-5 | 5.6 | 6 |
| Coefficient of thermal expansion | 25-1000° C | 1X 10-6/°C | 7.6 | 7.9 | 8.2 |
| Coefficient of thermal conductivity | 20° C | W/m °K | 16 | 30.0 | 30.4 |
| Thermal Shock Resistance | Tc | °C | 250 | 200 | 200 |
| Dielectricity constant | 1MHz.25°C | | 9 | 9.7 | 9.7 |
| Dielectric strength | | ac-kV/mm (ac V/mil) | 8.3 (210) | 8.7 (220) | 8.7 (220) |
| Volume Resistivity | 100°C | ohm-cm | > 1013 | > 1014 | > 1014 |
