Overview of Porous High Purity Polished Cutting Thermocouple Alumina Ceramic Tube

Porous High Purity Polished Cutting Thermocouple Alumina Ceramic Tube 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 Porous High Purity Polished Cutting Thermocouple Alumina Ceramic Tube

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

(Porous High Purity Polished Cutting Thermocouple Alumina Ceramic Tube)

Specification of Porous High Purity Polished Cutting Thermocouple Alumina Ceramic Tube

This alumina ceramic tube protects thermocouple wires in high temperature settings. It is made from very pure alumina material. The high purity gives it excellent resistance against heat and chemicals. This tube handles temperatures up to 1800 degrees Celsius easily. It maintains strength and stability even under prolonged thermal stress.

Its structure is porous. This porosity allows gases to pass through the tube wall. This feature is vital for accurate temperature measurements. It prevents pressure build-up inside the tube. It ensures reliable sensor readings in demanding industrial environments.

The tube undergoes precise polishing. This polishing creates an extremely smooth surface finish. The smooth surface minimizes friction. Inserting thermocouple wires becomes much easier. It also helps protect the wires from abrasion damage. The polished exterior looks clean and professional.

We offer this tube in several standard sizes. Common outer diameters include 3mm, 4mm, 6mm, and 8mm. Wall thickness typically ranges from 0.5mm to 1.5mm. Custom lengths are available upon request. The material composition is Al2O3 (Alumina Oxide) at a minimum of 99.3% purity. Its color is naturally white. It has low thermal conductivity and high electrical insulation properties.

(Porous High Purity Polished Cutting Thermocouple Alumina Ceramic Tube)

Applications of Porous High Purity Polished Cutting Thermocouple Alumina Ceramic Tube

These porous high purity polished cutting thermocouple alumina ceramic tubes are vital components. They are designed for demanding industrial temperature measurement. Their job is to protect thermocouple wires inside furnaces and kilns. Extreme heat and harsh conditions require tough materials. Alumina ceramic offers exceptional performance here. It withstands very high temperatures without degrading. This material resists chemical corrosion well too. These tubes ensure thermocouples deliver accurate readings. They help maintain process control and product quality.

The high purity alumina used is crucial. It guarantees consistent thermal properties. This purity minimizes any unwanted reactions. It helps maintain stable performance over time. The polished surface finish matters greatly. It reduces friction during insertion and removal. Installation becomes easier and safer. The smooth finish protects the delicate thermocouple wires. It prevents abrasion damage inside the tube. This extends the thermocouple’s working life.

The porous nature of these tubes is a key feature. Porosity allows for faster thermal response. The thermocouple senses temperature changes quickly. This is essential for precise process control. It helps avoid temperature overshoots or undershoots. Accurate readings lead to better product outcomes. These tubes are specially made for cutting applications. They can be cleanly cut to exact lengths. This simplifies installation in tight spaces. Custom fitting becomes straightforward.

These tubes find wide use across many industries. Metal heat treatment processes rely on them. Glass manufacturing plants utilize them extensively. Ceramics production requires their high-temperature stability. Laboratory research furnaces depend on their accuracy. They are also common in semiconductor processing equipment. Anywhere precise high-temperature measurement is critical, these tubes perform. Their design combines durability with functionality. They provide reliable protection for valuable thermocouple sensors.

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 Porous High Purity Polished Cutting Thermocouple Alumina Ceramic Tube

People ask many questions about porous high purity polished cutting thermocouple alumina ceramic tubes. Here are the top five.

What is this tube? It is a ceramic tube made mostly from alumina. Alumina is aluminum oxide. The tube is very pure. It is also porous. It has a polished surface. It is cut to precise lengths. It protects thermocouple wires inside.

Why use alumina? Alumina handles very high temperatures well. It does not melt easily. It insulates electrically. This stops unwanted electrical signals. It resists chemical corrosion. Many harsh chemicals cannot damage it. Its high purity ensures stable performance. Impurities can cause problems.

What does “porous” mean? Porous means the material has tiny holes. These holes go through the ceramic. Gas or liquid can pass through slowly. This feature is important. It allows the thermocouple to sense temperature accurately. It prevents pressure build-up inside the tube.

Why is it polished? Polishing creates a very smooth surface. A smooth surface reduces friction. This makes inserting thermocouple wires easier. It prevents damage to the wires. It also helps seal the tube better. This improves protection for the wires.

Where is it used? It is used in places needing high temperature measurement. Examples are furnaces, kilns, and reactors. The aerospace industry uses it. The semiconductor industry uses it. Anywhere precise, reliable temperature data is critical under tough conditions.

(Porous High Purity Polished Cutting Thermocouple Alumina Ceramic Tube)