Product Details
Relay Housing Of EV Car With 95% Alumina Ceramic
1. Description:
Alumina Ceramic Header Assembly is made 95 percent alumina
materials , it is metalized on contacting points by nickel coating.
It is suitable for brazing of different materials such as copper,
aluminum and felling.
2. Key words:
hermetically sealed battery disconnect device,Nickel layer,compact, continuous, smooth and weldability,high flexural strength, high tensile strength and good air
tightness, make samples according to client's drawings,alumina
ceramic,relay housing, metalized ceramic,header assembly,electrical
property,dielectric constant, sealed battery, high purity alumina.
3. Technical 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 |
Company Profile
Hunan Meicheng Ceramics Technology Co., Ltd. was established in
August 2010 with a registered capital of 36.8 million yuan. It is a
modern large-scale special ceramics enterprise integrating R&D,
production and sales. It passed the national high-tech enterprise
certification in 2014. The company is located in the Special
Ceramics Industrial Park of the Economic Development Zone of Xinhua
County with a beautiful environment, covering an area of 40000
Sq.m. It is the first enterprise to settle in the Special Ceramics
Industrial Park.
Meicheng consists of ceramics division, new energy division, sensor
division, brazing division, mainly engaged in the research and
application of zirconia ceramics, alumina ceramics, talc ceramics
and other non-oxide ceramics. The production mainly adopts dry
pressing process, supplemented by injection molding and tape
casting process, and expands 3D ceramic printing: It has advanced
ceramic nano metallization technology, ceramic brazing and ceramic
finishing capabilities.
Meicheng has a professional R&D and testing platform, a mold
making center and a raw material distribution base. And
successively established long-term industry-university-research
cooperation relations with Tsinghua University, Central South
University, Hunan University, Changsha University of Science and
Technology and other universities. Products are widely used in
electronic appliances, communication interconnection, electric
vehicles, urban light rail, aerospace, robotics and other fields.