Overview of 99% Al2O3 High Purity Alumina Ceramic Tube For Tube Furnace

99% Al2O3 High Purity Alumina Ceramic Tube For Tube Furnace is manufactured from 99%+ pure aluminum oxide (Al₂O₃), offering exceptional thermal stability and mechanical strength. Designed to operate in temperatures up to 1800°C, these precision-engineered tubes feature outstanding resistance to thermal shock, corrosion, and wear.

Ideal for thermocouple protection, furnace liners, semiconductor processing, and high-temperature sensor housings, our alumina tubes maintain structural integrity in the most demanding industrial and laboratory environments.

Key Features of 99% Al2O3 High Purity Alumina Ceramic Tube For Tube Furnace

Ultra-High Temperature Resistance – Stable performance up to 1800°C

Superior Thermal Shock Resistance – Withstands rapid temperature cycling

Excellent Chemical Inertness – Resists acids, alkalis, and molten metals

High Mechanical Strength – Exceptional hardness and wear resistance

Electrical Insulation – Ideal for electronic and semiconductor applications

Customizable Dimensions – Available in various lengths, diameters, and wall thicknesses

(99% Al2O3 High Purity Alumina Ceramic Tube For Tube Furnace)

Specifications of 99% Al2O3 High Purity Alumina Ceramic Tube For Tube Furnace

This tube utilizes 99% pure light weight aluminum oxide ceramic. Its high pureness makes it exceptional for requiring heating system work. It endures severe warm very well. You can use it continuously at temperature levels approximately 1650 ° C. Short bursts get to also higher, around 1750 ° C. This makes it ideal for tube heating systems needing severe warm.

The product withstands chemical assault highly. Acids, antacid, and molten metals do not easily damage it. This chemical stability keeps your processes clean and trustworthy. The tube remains solid under pressure. It takes care of mechanical anxiety efficiently. This stamina implies it lasts long, despite daily heating system usage.

You get different dimensions. Usual outside diameters are 25mm, 38mm, 50mm, 60mm, 80mm, and 100mm. Wall surface thickness is normally in between 3mm and 6mm. Lengths differ from 200mm to 2000mm. Custom-made sizes are often feasible. Check the particular measurements you need.

This alumina tube works well for several high-temperature tasks. It’s perfect for sintering, annealing, and calcining products. It matches crystal development experiments. It works in powder metallurgy processes. It protects thermocouples successfully. It works as a secure example owner. It serves as a trusted furnace liner.

Take care of television meticulously. Prevent sharp effects or abrupt temperature changes. These can create cracks or breaks. Comply with excellent heater safety and security techniques. Usage proper insulation. Make sure television fits properly in your heating system. This stops unequal home heating tension. Tidy television gently after use. This eliminates deposits and keeps efficiency high. Store it securely to prevent chips or damages.

(99% Al2O3 High Purity Alumina Ceramic Tube For Tube Furnace)

Applications of 99% Al2O3 High Purity Alumina Ceramic Tube For Tube Furnace

Scientists and designers rely on tube heaters for high-temperature job. They need tubes that can take care of the warmth and extreme conditions. 99% Al2O3 high pureness alumina ceramic tubes are excellent for this. They withstand extreme temperature levels, typically over 1700 ° C. This makes them ideal for numerous demanding applications.

One significant use is sintering. This process bonds powder bits making use of warmth and pressure. Alumina tubes supply a steady, inert environment inside the heater. They stop contamination of sensitive materials like ceramics or advanced powders. This pureness is crucial for obtaining the appropriate product homes.

Another vital location is annealing. This warmth treatment changes product buildings like firmness. Alumina tubes use outstanding thermal security throughout home heating and cooling cycles. They make sure also temperature level distribution. This is essential for constant results, specifically with metals or glass.

These tubes are additionally important in semiconductor research study. Expanding crystals or refining silicon wafers needs ultra-clean problems. The high pureness of 99% Al2O3 lessens unwanted responses. It quits pollutants from leaking into the process chamber. Tidy processes suggest far better semiconductor quality.

Chemical vapor deposition (CVD) utilizes these tubes as well. CVD develops thin movies onto surface areas. Alumina tubes withstand strike from the responsive gases included. Their stability helps keep accurate gas make-ups and temperature levels. This control is required for uniform, high-quality coatings.

Laboratories use alumina tubes for basic high-heat experiments. Their stamina stops them from fracturing under thermal tension. They last a long period of time despite having regular cooling and heating. This durability saves money on replacements. Plus, their chemical inertness shields experiments from tube responses.

Managing destructive ambiences is one more toughness. Alumina resists several acids, bases, and solvents. This permits processing materials in hostile settings. Other tube products might fail or infect the procedure. Alumina supplies a trustworthy barrier.

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 99% Al2O3 High Purity Alumina Ceramic Tube For Tube Furnace

What makes 99% Al₂O₃ tubes special?
High purity alumina means 99% aluminum oxide. This purity gives excellent performance. It withstands very high temperatures reliably. It resists chemical corrosion well. It provides strong electrical insulation. These features are crucial for demanding furnace work.

How hot can these tubes safely get?
These alumina tubes handle continuous use up to 1700°C (3092°F). Short-term use might reach 1800°C (3272°F). Do not exceed these limits. Exceeding the limit risks tube damage. Always check the exact tube specs for your model.

Will the tube crack from sudden temperature changes?
These tubes offer good thermal shock resistance. They handle rapid heating or cooling better than many materials. Avoid extreme temperature swings. Sudden changes over 200°C per minute are risky. Gradual heating and cooling is always safer.

What chemicals attack these tubes?
High purity alumina resists most acids and alkalis well. Strong bases like hot sodium hydroxide can cause damage. Molten metals and certain salts might also harm the tube. Know your process chemicals. Verify compatibility before use.

What furnace jobs use these tubes?
These tubes are essential for high-temperature processes. Common uses include sintering advanced ceramics. They are used for annealing special metals. They work for heat treating critical components. They support firing technical ceramics. They are vital in materials research labs.

(99% Al2O3 High Purity Alumina Ceramic Tube For Tube Furnace)