ceramic part
Yixing Feifan Ceramics Co., Ltd. [China] 
Minimum Order: 0
Quality/Safety Certification: 0.00
1.Material:99% Al2O3
2.Method of moulding: Thermal casting/dry press/ extrusion
3.Colour:white/buff
4.high quality\low price
1.Material:99% Al2O3(Cr/Mn)
2.Method of moulding: Thermal casting/dry press/ extrusion
3.Colour:white/buff
4. Sintering temperature:1750oC
5.Material characteristics: HRA&ge 89 &rho&ge 3.88.
6.Surface finish: Ra0.4&simRa0.8&mum
7.Packing: pack with carton and ship with wooden case
8.Produce products according to molds or drawings provided.by the client and quote according the data of the products.
9.The mould fee of the non-standard products: According the quotion of product.
| Ceramic Properties Standard | |||
| Properties* | Units | 99% Al203 | |
| Density | gm/cc | 3.80 | |
| Crystal Size | Average | MICRONS | 6 |
| Water Absorption | % | 0 | |
| Gas Permeability | 0 | ||
| Color | IVORY | ||
| Flexural Strength (MOR) | 20° C | MPa (psi x 103) | 379 (55) |
| Elastic Modulus | 20° C | GPa (psi x 106) | 370 (54) |
| Poisson's Ratio | 20° C | 0.22 | |
| Compressive Strength | 20° C | MPa (psi x 103) | 2600 (377) |
| Hardness | GPa (kg/mm2) | 14.1 (1440) | |
| R45N | 83 | ||
| Tensile Strength | 25° C | MPa (psi x 103) | 262 (38) |
| Fracture Toughness | K(I c) | Mpa m1/2 | 4 - 5 |
| Thermal Conductivity | 20° C | W/m °K | 30.0 |
| Coefficient of Thermal Expansion | 25-1000° C | 1X 10-6/°C | 8.2 |
| Specific Heat | 100° C | J/kg*K | 880 |
| Thermal Shock Resistance | Tc | °C | 200 |
| Maximum Use Temperature | °C | 1750 | |
| Dielectric Strength | ac-kV/mm (ac V/mil) | 8.7 (220) | |
| Dielectric Constant | 1 MHz | 25° C | 9.7 |
| Volume Resistivity | 25° C | ohm-cm | > 1014 |
| 500° C | ohm-cm | 2 x 1010 | |
| 1000° C | ohm-cm | 2 x 106 | |
| Impingement | 0.47 | ||
