High Bonding Strength Alumina Al2O3 Ceramic Body for Vacuum Interrupter

High Bonding Strength Alumina Al2O3 Ceramic Body for Vacuum Interrupter
Product Details
Our ceramic ferrule stud welding, ceramic crucible for melting aluminum, ceramic crucible for melting steel has stable demand on the market and the quality is absolutely superior, and its price is quite reasonable. Our modern management model, unity and progressive spirit, and tireless dedication are a powerful guarantee for the development of our company. We uphold the concept of 'Practicality, Innovation, Service, and Growth' in the operators and all colleagues of the company, and have worked hard to manage and improve for many years. Our company continues to explore new management methods and establish a scientific management system to enable the company to keep pace with the development of the times. We take the maximization of corporate efficiency as the core, fully implementing the commanding heights and internationalization strategy, and continuously improving our management.

Product

Metallized components

Material

96% alumina

Forming method

Dry pressing, Hot pressing, Injection

Color

Pure white

Size capability

Outer diameter and overall length  
The max. OD  can be up to 200mm and max. length can be  up to 250mm;
The min. OD can be low to 1mm

Metallization type

Ceramic body + Mo-Mn metallization + Ni plating

Plating type

Nickel(Ni); Sliver(Ag);Gold(Au);Copper(Cu)

Metallization
processing

Bonding, Brush, Screen printing, Spray, Needle

Surface finish

Glazed

Precision processing

Flat grinding; Cylinderical grinding; CNC machining

Key performance

Leak rate:≤1×10-11 Pa • m3 / s  Volume Resistivity:≥108Ω•cm
Dielectric constant:9 ~ 10(1MHz, 20 °C)    Metal layer tensile strength:≥150MPa Breakdown strength:≥18kV/mm (D • C)     CTE:(6.5 ~ 8.0) × 10-6 / °C

Features

1.Extremely high bond/brazing strengths

2.High mechanical strength

3.Minimum electric resistance and vacuum tightness

4.Excellent insulation  
5.anti-chemical, aging-resistant6.Excellent wear-resisting

Quality inspection

Fully inspection: visual & key dimensions every batch;  
Sampling inspection: regular dimensions and performance parameters

Lead time

Custom made samples: 25~30 business days
Volume production: 15~20 business days

Packing method

Inner package: vacuum packing with ;  
Outer package: Export carton;  
Wooden case will be used if needed

Shipment port

Shenzhen port,  Hongkong port

Application

Widely used as ceramic insulator/component in vacuum interrupters, vacuum capacitors/Thyristors, gas discharge tube, electron tubes, current feedthroughs, X-ray tubes, power switches


●Small part-size and large part size capability.

●Perfect metallized-seal strength and hermeticity.

●Consistent performance with all common braze alloys.

●Custom Metallized ceramic in aluminum oxide ceramics prototype to high volume production capacity.


The company has a good heritage, strives to innovate, and fully considers the market needs of High Bonding Strength Alumina Al2O3 Ceramic Body for Vacuum Interrupter thoughout its many years of business. You can buy the products with high cost performance by virtue of our unique characteristics and value awareness in the sales process. If you are interested in our products and services, or more suggestions, please feel free to contact us, we will serve you wholeheartedly. We are looking forward to establishing a wide range of cooperation with customers from all over the world.
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