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 precision-engineered from 99%+ pure aluminum oxide (Al₂O₃), offering exceptional mechanical strength and thermal stability. Designed to withstand temperatures up to 1800°C, these shafts provide superior performance in demanding applications including precision machinery, chemical pumps, semiconductor equipment, and high-speed bearings.

The combination of extreme hardness (9 Mohs), low friction coefficient, and excellent corrosion resistance makes alumina ceramic shafts ideal replacements for metal components in harsh environments.

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

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

Exceptional Wear Resistance – 5-10x longer lifespan than steel shafts

Corrosion Proof – Resistant to acids, alkalis and solvents

Lightweight – 60% lighter than steel with higher strength

Electrical Insulation – Excellent dielectric properties

Customizable – Available in various diameters, lengths and tolerances

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

These alumina ceramic tubes and rods take care of extreme heat well. They work in extremely warm areas up to 1800 ° C. Their main product is light weight aluminum oxide (Al2O3). It’s extremely pure, either 95% or 99%. This high purity makes them solid versus warm and chemicals.

These components are hollow inside. This style saves weight. They are also permeable. This indicates they have small openings. The holes help catch heat. So they shield better than solid porcelains. They manage unexpected temperature level modifications well. They won’t split quickly from home heating or cooling quick.

The tubes and rods come in various dimensions. You can get numerous outside diameters. Wall thicknesses vary also. Lengths are adjustable. Common uses need this flexibility. The product is hard and uses gradually. This gives long life in challenging places.

They operate in furnaces and kilns. They hold components during firing. They shield thermocouples. They direct sensors into warm areas. Industrial heating systems utilize them. They function as heater components. They manage high-temperature gas flow. The porous framework assists below. It permits gas to pass while holding warm.

These tubes resist most acids and antacids. They do not react quickly. This security is key in rough processes. Their combination of warmth tolerance, lightweight, and protecting power is important. It fixes problems sought after thermal applications. Factories and labs use them commonly. They are reliable high-temperature components.

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

These porous alumina ceramic tubes and rods take care of severe warmth. They consist of 95% or 99% pure aluminum oxide (Al2O3). Their special framework gives them special capabilities. They resist temperatures far beyond most metals. This makes them ideal for challenging industrial work.

One crucial use is high-temperature filtration. Hot gases or liquified metals flow with these tubes. The tiny pores catch bits and pollutants. The alumina stays strong and doesn’t block easily. This maintains filtering systems running much longer. It functions well in steel spreading and heating system exhaust systems.

Managing liquified metal is another significant job. These tubes relocate fluid light weight aluminum or other metals. The high alumina material resists attack from the melt. The porous framework helps take care of heat tension. This prevents splitting under abrupt temperature level modifications. Factories depend on them for trusted metal transfer.

Thermal insulation is very important as well. The hollow, porous style traps air. This reduces warmth activity considerably. Engineers utilize these tubes as protective sleeves. They shield sensitive parts inside heating systems or kilns. They keep warmth where it’s required and secure tools.

Chemical processing makes use of these tubes for stimulant sustains. The permeable surface area holds stimulant products safely. Hot, reactive gases go through the tube. The catalyst creates chain reactions externally. The alumina tube holds up against the heat and destructive gases. It gives a secure system for the stimulant.

These tubes are additionally important in thermocouple security. Thermocouples step severe heat. They need security from direct flame or corrosive environments. A porous alumina tube imitates a shield. It lets the thermocouple sense temperature level accurately. It safeguards it from damages. This prevails in steel manufacturing and power plants.

The mix of high pureness, porosity, and warm resistance is effective. It fixes issues where various other products stop working. Industries requiring trustworthy efficiency under fire select these alumina tubes and rods. They use toughness and constant results in the best problems.

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

People want durable, heat-proof parts. These porous alumina tubes deliver. They handle extreme heat, up to 1700°C. Their special structure offers unique benefits. Here are common questions answered.

What makes these alumina tubes special?
They are made from very pure aluminum oxide (Al2O3). Purity levels are 95% or 99%. This high purity gives excellent heat resistance. The material stays strong at temperatures where metals melt. The tubes are also porous. This means they have tiny connected holes throughout.

How much heat can they take?
These tubes withstand very high temperatures. The 95% Al2O3 grade handles continuous use up to 1650°C. The 99% Al2O3 grade handles even more, up to 1700°C. They resist sudden temperature changes well. This makes them reliable in demanding furnace applications.

Why are they porous?
The porous structure is key. It allows gases or liquids to pass through the tube wall. This is vital for filtration, aeration, or gas distribution. Think molten metal filtration or burner nozzles. The hollow center adds space for fluid flow or reduces weight.

Are they strong?
Yes, they are strong for a ceramic material. High-purity alumina offers good mechanical strength. They resist wear and chemical attack well. Remember ceramics are brittle. Avoid impacts or heavy point loads. Handle them with care during installation.

Where are they used?
These tubes are workhorses in high-heat industries. Common uses include furnace linings, thermocouple protection tubes, and kiln furniture. They serve in metal processing for molten metal handling. Their porosity makes them perfect for gas filters, diffusers, and spargers in hot environments.

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