Overview of Refractory Heat Resistance High 95% 99% Porous Hollow Al2o3 Alumina Ceramic Tube\/rod

Refractory Heat Resistance High 95% 99% Porous Hollow Al2o3 Alumina Ceramic Tube\/rod 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 Refractory Heat Resistance High 95% 99% Porous Hollow Al2o3 Alumina Ceramic Tube\/rod

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

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Specifications of Refractory Heat Resistance High 95% 99% Porous Hollow Al2o3 Alumina Ceramic Tube\/rod

These alumina ceramic tubes and rods manage extreme warm. They are made from aluminum oxide (Al2O3). You obtain two purity degrees: 95% or 99%. This high purity means they resist really heats. They stand up to over 1600 ° C conveniently. That makes them best for furnace cellular linings, kiln furniture, and high-temperature sensing units.

The essential function is their porous hollow framework. This structure catches air within. Trapped air is a terrific insulator. It stops warmth moving via the product. This gives superb thermal insulation. You save energy. The porous nature likewise aids with thermal shock resistance. The product broadens and gets without cracking during quick temperature level adjustments.

These items are lightweight. The hollow porous layout makes them much lighter than strong alumina. They are much easier to deal with and install. The porosity is commonly 30% to 50%. This creates a huge surface area inside the product. The apparent thickness is low, typically between 1.5 g/cm six and 2.0 g/cm five. Regardless of being permeable and lightweight, they keep good mechanical stamina. They stand up to wear and chemical deterioration well. Acids and alkalis do not harm them easily.

Utilize them where you need insulation at high temperatures. They secure thermocouple sheaths in extreme atmospheres. They function well as glowing heater tubes. They benefit gas filtration in warm gases. They shield burner successfully. They also serve as crucible stands or supports for molten metal handling. The hollow tubes lead light or protect sensing units. The poles function as structural supports inside hot zones.

We alter shapes and sizes. We customize measurements for certain heating system layouts or devices needs. The material remains steady under continuous warm. It does not degrade in time. This makes certain lengthy service life popular commercial setups.

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Applications of Refractory Heat Resistance High 95% 99% Porous Hollow Al2o3 Alumina Ceramic Tube\/rod

These porous hollow tubes and poles are made from high-purity alumina ceramic. They consist of either 95% or 99% light weight aluminum oxide (Al2O3). This makes them incredibly immune to warm. They stand up to temperatures as much as 1800 ° C (3272 ° F) conveniently. Their special framework is vital. They have lots of small openings going through them. They are also hollow inside. This combination produces a strong, light-weight material.

Their warmth resistance is crucial. They are excellent inside severe warm environments. Utilize them as safety sheaths for thermocouples. Thermocouples action temperature in heaters, kilns, and activators. The ceramic shields the sensing unit from direct flame and destructive gases. This offers accurate analyses longer.

The porous nature matters also. It allows gases or liquids to go through the tube walls. This makes them superb filters for hot, dirty gases. Use them in filtering systems for exhausts or molten metal handling. They catch particles while letting gas flow. They are likewise terrific for gas diffusers. They disperse gases equally into a process, like in particular chemical reactions.

Their hollow shape adds function. Think of them as small, difficult pipes for rough problems. They assist liquified metal safely. They carry warm air or gases where required. They secure vulnerable burner or sensors placed inside them. Their high alumina material fights chemical attack. Acids and alkalis do not harm them conveniently. They deal with sudden temperature level modifications well also.

Discover these tubes and rods in many requiring work. Steel plants utilize them for temperature surveillance. Shops count on them for dealing with molten steel. Chemical processing plants need their rust resistance. Labs use them for high-temperature experiments. Semiconductor production needs ultra-pure products such as this. They are trustworthy parts in warmth treatment heating systems. They are crucial in thermal analysis tools. They are important for sensor security in engines.

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 Refractory Heat Resistance High 95% 99% Porous Hollow Al2o3 Alumina Ceramic Tube\/rod

What heat can these alumina tubes handle?
They handle extreme temperatures easily. The tubes work well above 1500°C. They work near 1800°C briefly. This makes them perfect for furnaces and kilns. They resist thermal shock too.

Why are these tubes porous?
The tiny holes let gases and liquids pass through. This is crucial for jobs like filtering hot liquids. It matters for letting gas bubbles escape molten metal. The porosity level is controllable during production.

Where are these tubes commonly used?
You find them in high-heat industries. They are vital in kiln furniture. They support parts during firing. They work well as thermocouple protection sheaths. They serve as filters for molten metal. Foundries and labs rely on them.

How do I clean a porous alumina tube?
Cleaning is straightforward. Use compressed air to blow out loose debris. Soak the tube in a mild acid or base solution for stuck particles. Rinse thoroughly with clean water afterward. Avoid harsh mechanical scrubbing.

Can I get custom sizes or shapes?
Yes, customization is possible. We make tubes and rods in different diameters. We adjust wall thicknesses. We control the porosity level. We make specific lengths. We shape them for unique furnace setups or lab equipment.

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