Overview of 95% 99% 99.5% Al2O3 Alumina Ceramic Tube / Thermocouple Protection Tube

95% 99% 99.5% Al2O3 Alumina Ceramic Tube / Thermocouple Protection Tube 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 95% 99% 99.5% Al2O3 Alumina Ceramic Tube / Thermocouple Protection Tube

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

(95% 99% 99.5% Al2O3 Alumina Ceramic Tube / Thermocouple Protection Tube)

Specifications of 95% 99% 99.5% Al2O3 Alumina Ceramic Tube / Thermocouple Protection Tube

These alumina ceramic tubes protect thermocouple sensors in hard conditions. They are available in three major pureness levels: 95%, 99%, and 99.5% Al2O3. Higher pureness usually indicates much better performance. The material is light weight aluminum oxide, an extremely difficult ceramic.

These tubes handle extreme warmth well. They stand up to temperatures as much as 1700 ° C or higher. This depends upon the particular purity degree and the bordering atmosphere. They maintain working reliably where steels would melt. This makes them essential for high-temperature procedures.

Chemical resistance is one more significant advantage. Alumina tubes stand up to strike from several liquified steels and extreme chemicals. They are steady in oxidizing and reducing ambiences. This protects against rust and contamination of the thermocouple sensing unit inside. They last a lot longer than steel sheaths in aggressive environments.

Electrical insulation is superb. Alumina does not perform electrical energy. This isolates the thermocouple cables securely. It protects against electric interference or short circuits. This is essential for exact temperature measurement.

Mechanical toughness is high. These tubes resist wear and abrasion effectively. They are solid sufficient for requiring industrial use. Greater pureness qualities like 99.5% Al2O3 use the most effective mechanical properties. They are harder and denser. They additionally take care of thermal shock much better than lower pureness variations. This means much less breaking from rapid temperature level modifications.

99.5% pureness tubes are the leading entertainers. They use maximum temperature resistance. They provide the most effective chemical security. They have exceptional stamina. They are the choice for the most serious applications.

99% pureness tubes supply a solid balance. They execute effectively. They are commonly more affordable than 99.5%. They match several requiring commercial settings.

95% purity tubes are a useful choice. They provide great security. They deal with heats capably. They cost less. They work well in much less severe problems.

These tubes are utilized widely. Heaters require them. Kilns need them. Metal handling plants require them. Anywhere high warmth and harsh conditions exist, they shield temperature level sensors. They ensure precise, trustworthy readings. They extend thermocouple life dramatically. They are an important part for industrial temperature level monitoring.

(95% 99% 99.5% Al2O3 Alumina Ceramic Tube / Thermocouple Protection Tube)

Applications of 95% 99% 99.5% Al2O3 Alumina Ceramic Tube / Thermocouple Protection Tube

These alumina ceramic tubes manage severe conditions. They secure thermocouple sensors dependably. High pureness Al2O3 (95%, 99%, 99.5%) provides special stamina. They resist really heats conveniently. They function well in heaters and kilns. Steel plants utilize them continuously. Glass factories rely upon them daily. Foundries require their sturdiness. They shield sensing units in molten steel successfully. This makes certain precise temperature level analyses. Chemical plants pick these tubes commonly. They withstand destructive acids and bases. They endure rough chemical vapors. Their non-reactive nature stops contamination. This maintains procedures clean and safe. Laboratory devices frequently uses these tubes. High-purity applications require them. Semiconductor manufacturing requires severe pureness. Higher alumina content indicates far better efficiency. Tubes with 99.5% Al2O3 withstand warmth best. They take care of temperatures above 1600 ° C easily. They reveal outstanding creep resistance. They last longer under heavy tons. Tubes with 99% Al2O3 offer excellent value. They balance price and efficiency well. They handle most commercial needs properly. Tubes with 95% Al2O3 are extremely difficult. They withstand thermal shock much better. They take care of quick temperature level changes well. All grades supply electrical insulation. This avoids brief circuits reliably. Their firmness resists wear and abrasion. This lowers maintenance expenses considerably. They are a functional selection for defense. They conserve money gradually.

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 95% 99% 99.5% Al2O3 Alumina Ceramic Tube / Thermocouple Protection Tube

Here are five common questions about 95%, 99%, and 99.5% Al2O3 alumina ceramic thermocouple protection tubes:

What makes alumina ceramic tubes good for thermocouples?
Alumina ceramic tubes shield thermocouples well. They handle extreme heat. Tubes withstand temperatures up to 1700°C or higher. They resist chemical attack. Acids and bases don’t damage them easily. Their hardness prevents wear. Abrasion won’t ruin the tube fast. They insulate electrically. This keeps thermocouple signals safe.

Why offer different purity levels like 95%, 99%, 99.5%?
Purity affects performance directly. Higher purity means better performance usually. Purity improves temperature resistance. 99% and 99.5% tubes handle hotter conditions than 95%. Purity increases chemical resistance. Stronger chemicals are resisted better by higher purity. Purity enhances mechanical strength. Higher purity tubes are tougher. Purity affects cost. Higher purity tubes cost more money.

How do I choose the right purity level?
Match the tube to your furnace conditions. Consider the maximum temperature needed. Use 99% or 99.5% for temperatures above 1600°C. Use 95% for lower temperatures. Think about the chemicals present. Aggressive atmospheres need 99% or 99.5%. Consider the mechanical stress. High wear situations need higher purity. Factor in your budget. 95% tubes are cheaper.

Are these tubes fragile?
Alumina ceramic is brittle. It can crack under impact force. Handle these tubes carefully. Avoid dropping them. Avoid hitting them hard. Thermal shock can break them. Don’t expose cold tubes to sudden high heat. Avoid heating them unevenly. Proper installation prevents stress cracks. Support the tube correctly.

What about thermal shock resistance?
Alumina ceramic resists thermal shock fairly well. It handles rapid temperature changes better than many ceramics. Higher purity grades resist thermal shock slightly less. 95% alumina often performs a bit better here. Avoid extreme, rapid temperature swings anyway. Gradual heating and cooling is always safer. Tube design matters too. Thinner walls handle shock better.

(95% 99% 99.5% Al2O3 Alumina Ceramic Tube / Thermocouple Protection Tube)