Hunan Meicheng Ceramic Technology Co., Ltd.
Hunan Meicheng Ceramic Technology Co., Ltd.
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None Metallization Alumina Ceramic Structural Part For Relay in Electric Vehicle part
1. Products Description
Nome Metallization Relay Ceramic Structural Assembly is produced by high purity complex alumina and nano metallization. It is suitable for brazing of different materials such as copper, aluminum and other metals. It is applying to sealed parts, HVDC Relay and other parts,it is made of 95% aluminum oxide.
2.Key Words:
electric vehicle part, metalized ceramic, pressing product, alumina production, electrical property, dielectric constant, salt bath furnace, high temperature insulation,high purity alumina, high pressure water plunger,ceramic wear plate.
3. Parameters Table:
| 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 | |
