Overview of High Temperature Resistance 95%Alumina Ceramic Heater Beads for Tubular Heating Elements

High Temperature Resistance 95%Alumina Ceramic Heater Beads for Tubular Heating Elements is manufactured from 99%+ pure aluminum oxide (Al₂O₃), delivering exceptional mechanical strength and thermal stability. These advanced ceramic parts maintain dimensional stability in extreme environments up to 1800°C, making them perfect for demanding applications in semiconductor equipment, aerospace components, chemical processing, and high-temperature industrial machinery.

Features of High Temperature Resistance 95%Alumina Ceramic Heater Beads for Tubular Heating Elements

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

Exceptional Mechanical Strength – Superior hardness and wear resistance compared to metals

Corrosion & Chemical Proof – Resists acids, alkalis, and harsh industrial chemicals

Electrical Insulation – Excellent dielectric properties for electronic applications

Customizable Designs – Available in complex geometries with tight tolerances (±0.01mm)

(High Temperature Resistance 95%Alumina Ceramic Heater Beads for Tubular Heating Elements)

Specification of High Temperature Resistance 95%Alumina Ceramic Heater Beads for Tubular Heating Elements

These ceramic heater beads are made from 95% alumina. They are designed for high heat. They are used inside tubular heating elements. The alumina material is very strong. It handles very hot temperatures well. These beads can withstand over 1700 degrees Celsius. This is much hotter than metal parts can handle. They are good for constant high heat use. They don’t break down easily like other materials might. The beads have excellent electrical insulation. This stops electricity from leaking where it shouldn’t. It keeps things safe. They resist chemical corrosion too. Harsh chemicals won’t damage them quickly. This makes them last longer in tough places. The thermal conductivity is good. Heat moves through the beads efficiently. This helps the whole heater work better. They also resist thermal shock well. Sudden big changes in temperature won’t crack them. This is important for reliable operation. These beads are very hard. They are tough against wear and abrasion. They keep their shape and size even after long use. This is important for a precise fit inside the tube. The dimensions are tightly controlled. This ensures they fit perfectly every time. Common applications include industrial heaters, kilns, and furnaces. They are used anywhere high heat is needed reliably. They are better than metal parts for extreme heat. They outlast cheaper ceramic types too. Using these beads means the heater lasts longer. It also means less maintenance is needed. You get stable performance over time. This saves money in the long run. They are a smart choice for demanding heating jobs.

(High Temperature Resistance 95%Alumina Ceramic Heater Beads for Tubular Heating Elements)

Applications of High Temperature Resistance 95%Alumina Ceramic Heater Beads for Tubular Heating Elements

Alumina ceramic heater beads are important parts in tubular heating elements. They are made from a special material. This material contains 95% alumina. It can handle very high temperatures well. This makes the beads good for tough jobs. The beads are strong and hard. They last a long time even when things get hot. They do not break down easily under heat stress. They resist chemical damage too. This is important in many heating uses.

These beads hold the heating wire inside the tube. They keep the wire in the right place. They stop the wire from touching the tube wall. This prevents electrical problems. The beads also manage heat well. They help spread the heat out evenly. This makes the heating element work better. It uses energy more efficiently. Less energy is wasted.

The high temperature ability is a big plus. It means the beads work in very hot environments. They are used in many appliances. You find them in ovens and dryers. Industrial heaters use them too. They are good for jobs needing steady, strong heat. The beads stay stable even after many heating cycles. They do not crack or wear out fast. This reliability is valuable. It means fewer replacements. It means less downtime.

Using 95% alumina ceramic is key. It gives the beads their strength. It gives them their heat resistance. This material choice makes a difference. It leads to a better heating element. The result is a dependable heat source.

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 High Temperature Resistance 95%Alumina Ceramic Heater Beads for Tubular Heating Elements

What are these alumina ceramic heater beads?
They are small ceramic parts made from 95% pure alumina. People use them inside tubular heating elements. They act as electrical insulators. They also provide strong structural support for the heating wire coil. Their main job is keeping the coil centered and preventing short circuits inside the tube.

How hot can these beads get?
These beads handle very high temperatures extremely well. They are rated for continuous use up to 1700°C (around 3092°F). This high heat resistance is crucial. It allows the heating element to operate reliably in demanding applications. They won’t melt or break down easily under normal operating conditions.

Why are they better than other insulator materials?
Alumina ceramic offers several key advantages. It provides excellent electrical insulation even at high temperatures. It has outstanding resistance to thermal shock. Sudden temperature changes are less likely to crack it. Alumina is also highly resistant to chemical corrosion. It won’t degrade quickly when exposed to harsh environments. This leads to longer element life.

Where are these beads typically used?
You find these beads inside various tubular heating elements. Common applications include industrial furnaces, kilns, and ovens needing high heat. They are vital in systems where reliable, high-temperature performance is essential. Examples include heat treatment equipment, laboratory furnaces, and specialized thermal processing machinery.

How do you install these beads inside a heating element?
Technicians thread the ceramic beads directly onto the resistance heating wire. They space the beads evenly along the wire’s length. The beaded wire assembly then slides into a protective metal tube, usually Inconel or stainless steel. Magnesium oxide powder fills the tube. This powder insulates and conducts heat. The beads keep the wire centered inside the tube. Proper centering prevents contact with the tube wall.

(High Temperature Resistance 95%Alumina Ceramic Heater Beads for Tubular Heating Elements)