Relay Alumina Ceramic Housing

The alumina ceramic relay housing is crafted primarily from alumina, sintered at high temperatures after molding. It exhibits exceptional resistance to high temperatures and corrosion, as well as superb insulation properties. This material is compatible with brazing operations using copper, aluminum, and other metal materials. It boasts a high breakdown voltage, excellent sealing capabilities, and robust resistance to high currents and arc impacts. Its stable and reliable performance ensures a long service life, making it suitable for applications in electric vehicles, rail transit, high-voltage substations, power plants, and other related industries.

Brand:
ATCERA
Item NO.:
AT-AO-JD1001

Materials
Alumina
Shapes
Mechanical Parts
Applications
Electronics and Electricity

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Properties of Alumina Ceramic Relay Housing

1. The alumina ceramic relay housing possesses excellent compactness, high-temperature and high-pressure resistance, and superior insulation properties, fulfilling the demands of high-voltage applications.

2. It can be brazed with various hard soldering materials, including copper, aluminum, nickel, etc., ensuring reliable and secure connections.

Applications of Alumina Ceramic Relay Housing

The alumina ceramic relay housing serves as a crucial structural component of relays, primarily used in high-voltage control applications such as electric vehicles, charging piles, rail transit, high-voltage substations, power plants, and other related fields.

Size Chart for Alumina Ceramic Relay Housing

We are committed to delivering optimal alumina relay housings tailored to your exact specifications. Our dedicated team ensures meticulous adherence to your instructions, striving to exceed customer expectations. Additionally, we offer the flexibility of custom sizes to accommodate your unique requirements.

Send Requirements for Custom Design

Please provide parameters such as dimensions and operating temperature for customization.

Alumina Ceramic Relay Housing
Item no.	AT-AO-JD1001
Prod. name	Relay Alumina Ceramic Housing Metallized Ceramics
Material Composition	Alumina: 96%; Silicon Oxide: 1.6%; Strontium Carbonate: 1.0%; Kaolin: 0.5%; Others: 0.4%
Thermal Conductivity	0.4 Cal.Cm.S.℃
Volume Resistivity	10¹³ Ω.Cm
Metallization Material	Molybdenum-Manganese
Surface Finish	Nickel Plating
Molybdenum Wire Furnace Temperature	850°C
Bonding Strength of Metallization Layer to Ceramic	350 Mpa
Bonding Strength of Metallization Layer to Metal Components	6000N
Insulation Resistance of Metallized Ceramic Components	1x10¹³ ohm.cm

Technical Data of Aluminium Oxide Materials

Material	99% Alumina (AL2O3)
Thermal Conductivity	24.0w/m.k
Electrical Insulation	≤22.5KV, temperature resistance up to 1600℃
Density	3.83g/cm3
Thermal Expansion Coefficient	*710-6/℃**
Bending Strength (at room temperature)	310MPa
Compressive Strength (at room temperature)	2200MPa
Hardness (Hv)	1650
Fracture Toughness	*4.2MPam1/2**

*This chart illustrates the standard characteristics of the alumina materials commonly employed in the manufacturing of our alumina products and parts. Please be aware that the attributes of customized aluminum oxide products and parts may vary depending on the specific processes involved.

Usage Instructions

1. It is essential to maintain the cleanliness of the ceramic surface during the transfer or assembly process of the alumina ceramic relay to prevent any degradation in its high-voltage performance, which could lead to surface flashover or electrical leakage.

2. Avoid any impact on the ceramic relay during assembly and usage to prevent shell cracking and subsequent compromise in airtightness.

3. Exercise caution to prevent excessive tensile or torsional forces from acting on the alumina ceramic housing during assembly and usage.

Valuable Information

Alumina Ceramic Relay Housing Packing

Alumina relay housings are carefully packaged in appropriate containers to avoid any potential damage.

Customization Advantages

1. According to your application scenario, analyze the needs, choose the appropriate material and processing plan.

2. Professional team, quick response, can provide solutions and quotations within 24 hours after confirming the demand.

3. Flexible business cooperation mechanism, support at least one piece of quantity customization.

4. Quickly provide samples and test reports to confirm that the product meets your needs.

5. Provide product use and maintenance suggestions to reduce your cost of use.

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FAQ

Do you supply the materials unlisted on your website?

Although our primary focus is on advanced ceramic materials such as alumina, zirconia, silicon carbide, silicon nitride, aluminum nitride, and quartz ceramics, we are always exploring new materials and technologies. If you have a specific material requirement, please contact us, and we will do our best to fulfill your needs or find suitable partners.

Can you aid in material selection & ceramic product design?

Absolutely. Our technical team possesses profound knowledge of ceramic materials and extensive experience in product design. We are happy to provide you with material selection advice and product design support to ensure optimal performance for your products.

Do you have a minimum order value requirement?

We do not have a fixed minimum order value requirement. We always focus on meeting our customers' needs, and we strive to provide quality service and products regardless of the order size.

What services beyond ceramic products do you offer?

In addition to ceramic products, we also provide a range of additional services, including but not limited to: customized ceramic processing services based on your needs, using blanks or semi-finished blanks produced by yourself; if you are interested in outsourced ceramic packaging and metallization services, please contact us for further discussion. We are always committed to providing you with a one-stop solution to meet your various needs.

Do you offer international shipping services?

Yes, we do. No matter where you are located globally, we can ensure the safe and timely delivery of your order.

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