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Multihole Ceramic Reducer Flange Disc
Materials：Alumina (Al2O3)/ Zirconia(ZrO2) /Si3N4 /SiC ...etc
Sizes：Custom according to the drawings
Delivery times：2 -25 days(depends on the quantity)
Precision：Ra 0.1um tolerance: 0.001mm... etc
Features：Heat resistance / Wear resistance / High purity / Refractory / High Corrosion / Good Insulation...
Customized：Can be custom for special sizes and shapes
Ceramic plates sheet substrate disc series
Wear-resistance Multihole Ceramic Reducer Flange Disc
Multihole zirconia Ceramic Disc provide excellent erosion, corrosion and abrasion resistance along with temperature resistance, fracture toughness and strength. These multihole Ceramic Discs are used in extreme service applications that take advantage of their superior wear and corrosion resistance.
Advantages of multihole Zirconia Ceramic Flange
1. high precision
2. tight tolerance
3. customized design can be finished soon
Materials:
| Property | Alumina | Property | Zirconia |
| Bulk density(g/cm³) | 3.85-3.93 | The density (g/cm³) | 6.05 |
| Hardness(HRA≥) | 86 | Bibulous rate(%) | 0 |
| Bending strength（Mpa≥） | 300 | Thermal expansion coefficient(10-6 /k) | 10.5 |
| Maximum service temperature（℃） | 1500 | Young's modulus of elasticity(Gpa) | 210 |
| Linear expansion coefficient（×10-6/℃） | 7.15-7.67 | Poisson's ratio(/) | 0.3 |
| Dielectric constant（εr(20℃,1MHz)） | 9.21 | Hardness (MPa) | 1200 |
| Dielectric loss（tanδ×10-4,1MHz） | 2.5 | Bending strength (MPa) | 950 |
| Volume resistivity（Ω·cm(100℃)） | 9.2*1016 | The bending strength (MPa) | 210 |
| The compressive strength（Mpa≥） | 2500 | Compressive strength (MPa) | 2000 |
| Flexural strength（Mpa≥） | 200 | Fracture toughness(Mpa.m1/2) | 10 |
| Modulus of elasticity（Gpa） | 300 | Thermal conductivity (W/m.k) | 2 |
| Poisson's ratio | 0.2 | Specific resistivity(Ω.mm2/m) | ＞1015 |
| Thermal conductivity Coefficient(W/m·K(20℃)) | 20 | Maximum service temperature(℃) | 1350 |
| Dc breakdown strength | 43.7 | Acid and alkali corrosion resistance(/) | strength |
| Tensile seal strength(Mpa) | 104.4 |
| Dimensional accuracy | Up to 0.001mm |
| Smoothness | Highest possible mirror |
| Concentricity | Up to 0.003mm |
| Parallelism | Up to 0.002mm |
| The inner hole tolerance | The minimum 0.005mm |
| Straight flute | The narrowest 0.1x100mm |
| The thickness of the size | Minimum to 0.02mm |
| The screw thread | Minimum internal thread M2 |
| Cylindricity | Up to 0.004mm |
| The linear tolerance | Up to 0.001mm |
| The smallest aperture | The minimum 0.07mm |
Visual quality:
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Properties :
1. High Hardness wear resistance
2. High precision
3. Good mechanical strength
4. High temperature and chemical resistance
5. Electric insulation
6. Low thermal expansion
7. Smooth surface finish
8. Thermal Shock Resistance
Material :
1. Alumina ceramic
2. Zirconia ceramic
3. Silicone carbide
4. Silicone nitride
Lead-time:
20-30 days for mass production, 7-15 days for samples.Us can be based on customer drawings and requirements to provide non-standard ceramic accessories and provide related solutions.
