• alumina ceramic housing for direct current relay
alumina ceramic housing for direct current relay

alumina ceramic housing for direct current relay

Product Details:

Place of Origin: China
Brand Name: CMC
Certification: IATF16949, ISO9001, ISO14001
Model Number: NE113

Payment & Shipping Terms:

Minimum Order Quantity: 2000 pieces
Price: USD 1.5~3.0/piece
Packaging Details: Plastic film+paper plate+carton
Delivery Time: 20 days
Payment Terms: T/T, Western Union, L/C
Supply Ability: 60,000 pieces per month
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Detail Information

Material: 95% Alumina Color: White
Application: Relay Density: 3.7g/cm3
High Light:

310Mpa Flexural Strength Sealed Parts


HVDC Relay Sealed Parts


HVDC Relay Sealing Parts

Product Description

alumina ceramic housing for direct current relay​


1. Description:


TCKT-52 Alumina Ceramic Sealed Parts for HVDC relay is produced with high-purity toughened alumina ceramics and thick-film nickel plating technology.It is suitable for brazing different materials such as copper and alloys. 


2. Key Words:


Custom mold for customers,meet the requirements of seismic and tensile,withstand high current and arc shock,Reaching the reliable sealing and insulation standards of DC high-voltage relays,new energy vehicles and DC high-voltage electronic control.


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


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