95 Alumina Metallized Ceramics of Electrical Connectors
1. Description:
The alumina ceramics components are produced by high purity complex alumina and nano metallization. it is electroplated nickel on surface,
the Nicke It is suitable for brazing of different materials such as copper, aluminum and kovar.
2. Key Words:
Uniform texture and good batch stability, compact, continuous, smooth and weldability, high flexural strength, high tensile strength and good air tightness, high frequency, high power and good safety components, manufacture samples , open mould ,aluminum oxide,thick-film nickel plating technology,copper and alloys,great limberness,Good corrosion resistance,High intensity,Good high-temperature resistance performance,High purity,95% alumina,dry-processing,white or customized, power battery cell, EV vehicles, PHEV vehicles.
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 |