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Overview of High Voltage Glazed Alumina Ceramic Tube Metallized Ceramic Parts Ceramic Sleeve
High Voltage Glazed Alumina Ceramic Tube Metallized Ceramic Parts Ceramic Sleeve is manufactured from 99%+ pure aluminum oxide (Al₂O₃), delivering exceptional mechanical strength and thermal stability. These advanced ceramic parts maintain dimensional stability in extreme environments up to 1800°C, making them perfect for demanding applications in semiconductor equipment, aerospace components, chemical processing, and high-temperature industrial machinery.
Features of High Voltage Glazed Alumina Ceramic Tube Metallized Ceramic Parts Ceramic Sleeve
Ultra-High Temperature Resistance – Withstands continuous operation up to 1800°C
Exceptional Mechanical Strength – Superior hardness and wear resistance compared to metals
Corrosion & Chemical Proof – Resists acids, alkalis, and harsh industrial chemicals
Electrical Insulation – Excellent dielectric properties for electronic applications
Customizable Designs – Available in complex geometries with tight tolerances (±0.01mm)

(High Voltage Glazed Alumina Ceramic Tube Metallized Ceramic Parts Ceramic Sleeve)
Specification of High Voltage Glazed Alumina Ceramic Tube Metallized Ceramic Parts Ceramic Sleeve
This high voltage glazed alumina ceramic tube uses dependable efficiency popular electric applications. The core material is superior alumina ceramic. Alumina provides excellent electric insulation buildings. It keeps high mechanical strength also. The surface obtains a specialized glaze layer. This polish enhances voltage endurance dramatically. It provides a smooth, uniform surface. The glaze reduces surface imperfections that can create electric tracking.
We use regulated metallization to certain tube areas. Usual metallization layers consist of molybdenum-manganese or tungsten. These layers bond permanently to the ceramic substratum. The metallization enables strong, hermetic brazed joints. This develops a secure seal between ceramic and metal components. Television works well as a robust ceramic sleeve or insulating bushing.
Key specifications define its capacities. The dielectric stamina is exceptionally high, generally exceeding 15 kV/mm. This makes certain safe procedure under high voltage anxiety. The material stands up to constant operating temperature levels up to 1600 ° C. Thermal shock resistance is also excellent. The tube will not fracture under fast temperature changes. Its straight expansion coefficient continues to be low and steady. This makes sure dimensional dependability throughout home heating and cooling cycles.
Physical residential properties are durable. Alumina ceramic is really hard, providing good wear resistance. It stands up to strike from numerous destructive chemicals and gases. The material is naturally non-porous after sintering. We accomplish specific dimensional tolerances on both internal and external sizes. Surface area surface is securely regulated for constant efficiency. Personalized sizes, sizes, and metallization patterns are offered. This tube is ideal for vacuum cleaner interrupters, high-power buttons, feedthroughs, and vital insulation systems.

(High Voltage Glazed Alumina Ceramic Tube Metallized Ceramic Parts Ceramic Sleeve)
Applications of High Voltage Glazed Alumina Ceramic Tube Metallized Ceramic Parts Ceramic Sleeve
High voltage glazed alumina ceramic tubes manage laborious. They insulate incredibly well. These tubes keep electrical power securely contained. Their smooth glaze surface prevents electric monitoring. Arcing risks drop considerably. Metallized ceramic parts bond metal to alumina. This develops solid, covered links. Components like electrodes affix firmly. The ceramic withstands high temperatures. It resists thermal shock as well. Metallized components work in demanding electrical systems.
Ceramic sleeves safeguard sensitive elements. They glide over components requiring insulation. The alumina product blocks roaming currents. Sleeves offer mechanical support. They guard against vibration and influence. High voltage applications require this security. Electron weapons use these ceramic parts. The sleeves placement components precisely. They maintain crucial electric gaps. Tube electronics depend on their stability.
Vacuum cleaner interrupters require these alumina porcelains. They develop the primary insulating envelope. Metallized end caps seal the vacuum cleaner tight. The ceramic withstands the interior stress. It additionally obstructs high voltage throughout switching. Switchgear efficiency depends on this. X-ray tubes make use of comparable ceramic frameworks. Television real estates need to shield megavolts. Alumina ceramics manage this extreme voltage. Heat dissipation is another key benefit.
These porcelains are important in power transmission. Bushings make use of glazed alumina tubes. They shield conductors going into equipment. Substations use them widely. The metallized surface areas ensure grounding. Trusted connections stop failures. Sensors and dimension devices require these components. The porcelains provide steady dielectric residential properties. Readings stay exact under stress. Aerospace and clinical areas use them as well. Their integrity is non-negotiable. Alumina ceramics solve critical seclusion issues.
Company Profile
Alumina Technology Co., Ltd,. We focus on the research and development, production and sales of alumina products, serving the electronics, ceramics, chemical and other industries. Since its establishment in 2005, the company has been committed to providing customers with the best products and services, and has become a leader in the industry through continuous technological innovation and strict quality management.
Our products includes but not limited to Alumina Boat, Alumina Crucible, Alumina Dish, Alumina Foam Filter, Alumina Plate, Alumina Rod, Alumina Bar, Alumina Balls, Filter Alumina, Nano Alumina Powder, Spherical Alumina Powder, ect. please feel free to contact us.(nanotrun@yahoo.com)

Payment Methods
T/T, Western Union, Paypal, Credit Card etc.
Shipment Methods
By air, by sea, by express, as customers request.
5 FAQs of High Voltage Glazed Alumina Ceramic Tube Metallized Ceramic Parts Ceramic Sleeve
What makes these ceramic tubes good insulators?
Glazed alumina ceramic has very high electrical resistance. It stops electricity leaking through. The smooth glaze layer adds extra insulation strength. This prevents arcing or short circuits in high voltage setups.
Will the metallized coating come off?
No. The metal layer is fused onto the ceramic at very high temperatures. This creates a strong bond. It won’t flake or peel under normal use. The bond stays reliable for electrical connections or brazing.
How hot can these ceramic parts get?
They handle extreme heat well. Alumina ceramic works fine up to about 1700°C. The metallization keeps its bond strength even near 1000°C. This makes them suitable for hot environments.
Can I get custom sizes or shapes?
Yes. Manufacturers often offer customization. You can request specific lengths, diameters, or metallization patterns. Tell them your exact needs. They can usually produce parts matching your requirements.
Where are these ceramic sleeves typically used?
They are common in high voltage and high power equipment. You find them in capacitors, vacuum interrupters, power transmission bushings, and feedthroughs. They provide critical insulation and sealing where metal meets ceramic.

(High Voltage Glazed Alumina Ceramic Tube Metallized Ceramic Parts Ceramic Sleeve)
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