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 outstanding mechanical strength and thermal stability. With a maximum operating temperature of 1800°C, these rings are widely used in high-wear applications such as bearings, seals, insulators, and semiconductor processing equipment. Their exceptional hardness and corrosion resistance make them ideal for demanding industrial environments.

Key Features of Porous High Purity Polished Cutting Thermocouple Alumina Ceramic Tube

Extreme Temperature Resistance – Stable up to 1800°C with minimal thermal expansion

Superior Wear Resistance – Harder than steel, ensuring long service life

Excellent Electrical Insulation – High dielectric strength for electronic applications

Chemical Inertness – Resists acids, alkalis, and corrosive gases

Precision Machined – Tight tolerances for consistent performance in mechanical assemblies

(Porous High Purity Polished Cutting Thermocouple Alumina Ceramic Tube)

Specifications of Porous High Purity Polished Cutting Thermocouple Alumina Ceramic Tube

This porous high purity polished cutting thermocouple alumina ceramic tube protects temperature sensors. It handles extreme heat. The material is key. We use over 99% pure alumina. This purity gives excellent chemical resistance. It withstands harsh acids and bases. The tube is porous. This porosity helps with thermal shock resistance. It lets gases pass through slowly. This protects the thermocouple inside. The tube surface gets polished. This smooth finish reduces friction. Inserting the thermocouple wire is easier. The tube comes cut to your exact length. You specify the dimensions. Common sizes are available too. Standard inner diameters range from 1.5mm to 6.0mm. Outer diameters usually run from 3.0mm to 10.0mm. Lengths vary widely. They match your application needs. This tube works at very high temperatures. Maximum continuous use reaches 1600°C. Short bursts can go higher. Its porosity level is controlled. This ensures consistent performance. The material density is high. It provides good mechanical strength. The tube is electrically insulating. This prevents interference with measurements. Its thermal conductivity is low. This protects the thermocouple from fast temperature changes. The polished finish aids cleanliness. It resists dust buildup. This tube offers reliable thermocouple protection. It ensures accurate temperature readings.

(Porous High Purity Polished Cutting Thermocouple Alumina Ceramic Tube)

Applications of Porous High Purity Polished Cutting Thermocouple Alumina Ceramic Tube

Porous high purity polished cutting thermocouple alumina ceramic tubes are vital parts for measuring temperature in tough places. These tubes shield delicate thermocouple wires inside. They handle extreme heat very well. The alumina ceramic material is incredibly resistant to high temperatures. It doesn’t melt easily. This makes it perfect for demanding industrial processes. The tube protects the sensor wires from damage. Without protection, the wires could fail quickly.

The high purity of the alumina is crucial. It means fewer impurities in the material. Impurities can weaken the ceramic over time. High purity ensures long-term stability and reliability. The tube maintains its strength even after long exposure to heat. This leads to more consistent temperature readings. Accuracy matters greatly in industrial control systems.

Porosity is another key feature. These tubes are porous. They allow gases to pass through the ceramic wall. This is important in specific applications. It prevents pressure buildup inside the tube. Pressure changes could affect the sensor’s performance. The porous structure helps maintain equilibrium. It ensures the thermocouple works correctly.

The polished surface finish matters too. A polished tube surface is very smooth. This helps prevent contamination buildup. Dust and debris are less likely to stick to it. Keeping the surface clean is easier. This reduces maintenance needs. It also helps the tube slide easily into protective sheaths during installation.

These tubes are widely used in many industries. Steel mills use them for monitoring molten metal temperatures. Glass manufacturing plants rely on them for furnace control. Chemical processing plants need them for harsh reactions. Power generation facilities use them in boilers and turbines. They are essential anywhere high heat and accuracy are required. They provide reliable protection for temperature 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

These alumina ceramic tubes protect thermocouple wires. They handle high heat and harsh conditions well. Many people ask questions about them.

What material are these tubes made from? They are made from alumina ceramic. Alumina is aluminum oxide. It is a very strong ceramic. It works well for high temperature jobs.

Why do the tubes need porosity? Porosity means tiny holes in the material. This is important. It lets gases pass through the tube wall. This stops pressure from building up inside. Pressure buildup could crack the tube. The holes are very small. They stop dust and liquids getting in.

Why is high purity alumina needed? High purity means very few impurities. Impurities weaken the material. They make it less resistant to heat and chemicals. High purity alumina stays strong longer. It handles very hot environments better.

Why polish the tube surface? Polishing makes the surface very smooth. A smooth surface has less friction. Thermocouple wires slide in and out easier. Polishing also makes the tube tougher. It helps resist chemicals sticking or damaging the surface.

Where are these tubes typically used? They are used where heat is measured. Places like furnaces and kilns need them. They protect the wires inside molten metal. They work in labs studying high temperatures. Anywhere heat is extreme and gases are present, these tubes help.

(Porous High Purity Polished Cutting Thermocouple Alumina Ceramic Tube)