Ceramic Electronic Components for EV Relays and HVDC Contactors
1.Descriptions:
The ceramics are produced by high purity complex alumina and nano metallization. It is suitable for brazing of different materials such as copper, aluminum and felling. This series consist of HVDC relay ceramic housing, HVDC contactor ceramic shield, Fusegear ceramic case, ceramic connector for power battery cell.
2. Key Words:
Uniform texture and good batch stability, compact, continuous, smooth and weldability nicker, ceramics are with high flexural strength, high tensile strength and good air tightness, high frequency, high power and good safety components,95% alumina,dry-processing,white, pink or customized,EV vehicles, PHEV vehicles, power charing stations, power storage stations and urban commuting shuttles.
3. Parameters:
| Product Parameters |
| Physical Property | Material | 95% Alumina |
| Production Process | Dry Pressing |
| Product Dimension | Per customers' drawing |
| Density (g/cm3) | 3.70-3.75g/cm3 |
| Water Absorption | 0% |
| Mechanical Performance | Flexural Strength (Mpa) | 310Mpa |
| Modulus of Elasticity (Gpa) | 310Gpa |
| Hardness (Gpa) | 12.9Gpa |
| Poisson Ratio | 0.23 |
| Thermal Character | Linear Thermal Expansion Coefficient | 7.2 |
| Heat Conductivity (W/mk) | 23 |
| Electrical Property | Dielectric Constant | 9.2 |
| Dielectric Loss Tangent (x10-4) | 8 |
| Insulation Strength (x106V/M) | 15 |
| Metalized Ceramic Performance | Air Tightness (Pa·m3/s) | ≤10-8 |
| Bulk Resistivity (Ω·cm) | ≥1010 (20°C), ≥106 (300°C) |
| Bonding Strength (Mpa) | ≥120Mpa |
| Metallization Thickness (μm) | ≥20μm |
Product Tags:
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alumina ceramic contactors by dry pressing production methods Images
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