high temperature resistant 95% alumina ceramic tube-closed one end

An alumina ceramic tube closed at one end is a specialized component made from aluminum 

oxide (Al₂O₃), known for its excellent thermal, electrical, and mechanical properties. These tubes

 are widely used in high-temperature, corrosive, or electrically insulating environments.

We can do OEM and OBM according to your drawing and requires​:​​​​​​

Product description:

Technical Specifications:

Material: Aluminum Oxide (Al₂O₃)

Purity: 95%, 99.5%, or 99.8%

Density: ≥ 3.7 g/cm³

Hardness: ≥ 80 HRA

Maximum Operating Temperature: Up to 1700°C

Surface Finish: Smooth, polished, or as per request

Properties of Alumina Ceramic:

High Temperature Resistance: Can withstand temperatures up to 1700°C or higher.

Electrical Insulation: Excellent dielectric properties.

Chemical Resistance: Resistant to acids, alkalis, and other corrosive substances.

Mechanical Strength: High hardness and wear resistance.

Thermal Conductivity: Good thermal conductivity for a ceramic material.

Applications:

Thermocouple Protection: Used as sheaths for thermocouples in high-temperature environments.

Furnace Tubes: Ideal for use in kilns and furnaces due to their thermal stability.

Laboratory Equipment: Used in crucibles, reaction tubes, and other labware.

Insulators: Electrical and thermal insulation in industrial equipment.

Semiconductor Industry: Used in wafer processing and other high-purity applications.

Lamp Components: As arc tubes in high-intensity discharge lamps.

Specification :

ceramic alumina rods , alumina content 95% - 99.7%,White or Ivory ,Wear-resisting and acidproof alkali corrosion ,

 High temperature (1600-1700 degree centigrade). Good chemical stability,high insulation, strong adsorption capacity,

 is a nice electrical insulation and wear-resisting material.

FAQ

Why us?
* Professional manufacturer since 1997.
* Strict quality control on production process and tolerance.
* Free samples available
* Customized production based on your drawing or specification
* On-time delivery and reliable support and service
* Inventory available for quick shipment
* We keep confidentiality of all the drawings and business information between us.
Are you a trading company or a manufacturer?
* We are a manufaturer. 
Can you provide the free samples?
* Yes,we can offer free sample if we have it in stock,but the courier fee is to be collected.
Do you accept customized production based our specification?
* Yes,we offer OEM and ODM service. Just send us your drawing if you have it. If you don’t have a drawing, just tell us your idea, we will work out the drawing for you.

What's the delivery time?
* 7 working days for standard products 30 days for customized products. 
What is the MOQ?
* No limit to the quantity. We can offer the best proposal and solutions according to your condition.
What is the payment terms you accept?
* T/T,LC,Western Union,moneygram are acceptable.
How to deal with the faulty?
* Firstly, Our product are produced in strict quality control system and the defective rate will be less than 2%.
If there are problems with the product, we will provide free replacement.