Overview of 99%/95%Al2o3 Alumina Ceramic Stick Refractory Material Ceramic Cuboid bar

Alumina Bars are high-purity ceramic components made from aluminum oxide (Al₂O₃), offering exceptional hardness, thermal stability, and electrical insulation. Ideal for industrial, electronic, and high-temperature applications.

Features of 99%/95%Al2o3 Alumina Ceramic Stick Refractory Material Ceramic Cuboid bar

High Thermal Resistance – Withstands extreme temperatures up to 1700°C.

Excellent Electrical Insulation – Low conductivity for high-voltage applications.

Superior Mechanical Strength – Resistant to wear, corrosion, and chemical erosion.

Precision Machinability – Can be customized to tight tolerances.

Wide Applications – Used in furnaces, semiconductors, medical devices, and more.

Specification of 99%/95%Al2o3 Alumina Ceramic Stick Refractory Material Ceramic Cuboid bar

These alumina ceramic sticks are high-purity ceramic bars. They are made from either 99% or 95% aluminum oxide (Al2O3). This material is extremely difficult. It deals with extreme warm well. It withstands wear and rust successfully. These buildings make the sticks helpful in hard problems.

The ceramic deals superb mechanical toughness. It doesn’t chip quickly. It stays dimensionally secure under lots. Its high density makes it sturdy. This density also helps withstand chemical attack. Acids and alkalis do not damage it a lot. The material will not infect your procedure either.

Warmth resistance is a major benefit. These sticks deal with temperature levels over 1600 ° C (2912 ° F). They function well in constant high-heat settings. They resist thermal shock fairly. Abrupt temperature changes cause less fracturing than a few other porcelains. This thermal security is vital for furnace parts.

Electrical insulation is another strength. The alumina ceramic has high dielectric stamina. It works accurately as an insulator in electronics. It avoids existing circulation properly. This is crucial for ignition system insulators and electronic substrates.

The sticks can be found in exact cuboid forms. Typical sizes are 3x3mm, 5x5mm, 10x10mm. Longer bars are likewise offered. You can obtain custom-made measurements. The surface area coating is smooth. This suits applications requiring low rubbing. The product is also biocompatible. It’s secure for some clinical uses.

Choose in between 99% and 95% pureness. The 99% Al2O3 offers higher performance. It has premium hardness and strength. It withstands higher temperature levels much better. Its electrical insulation is also better. It costs a bit more. The 95% Al2O3 is still extremely strong and warmth immune. It gives great performance at a lower cost. It’s a sensible option for lots of industrial jobs.

Applications of 99%/95%Al2o3 Alumina Ceramic Stick Refractory Material Ceramic Cuboid bar

Alumina ceramic sticks are essential industrial materials. They come as thick, rectangle-shaped bars made generally from aluminum oxide. Two typical qualities exist: 99% Al2O3 and 95% Al2O3. The number reveals the portion of alumina inside. Higher alumina typically means better performance under extreme problems. These ceramic sticks deal with extreme warm effectively. They resist temperatures much beyond what metals can endure. This makes them perfect refractory parts. Refractory means able to endure high warmth without damages.

Their strength is impressive. Alumina ceramic sticks maintain their form and stand up to breaking even under heavy loads at heats. They are extremely hard. This solidity gives excellent wear resistance. Relocating parts or unpleasant products cause less damage. These sticks likewise resist chemical strike. Acids, bases, and molten metals rarely affect them. They are electrically shielding also. This residential or commercial property is crucial in many electrical and electronic home heating applications.

Factories make use of these ceramic sticks widely. They line commercial furnaces for steel, glass, and ceramics production. The sticks develop tough supports and setters inside kilns. They hold products throughout shooting. Thermocouple defense tubes made from these sticks provide accurate temperature level readings in harsh settings. Foundries employ them in molten metal taking care of locations. They lead steel flow or work as long lasting liners. Semiconductor manufacturing calls for ultra-clean, secure products. High-purity alumina sticks fit this need completely. Laboratories utilize them for high-temperature experiments and sample owners. Their security makes sure reliable results. Anywhere extreme warm, wear, or corrosion is an issue, alumina ceramic sticks offer a dependable remedy. Their combination of homes is hard to match.

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.([email protected])

Payment Methods

T/T, Western Union, Paypal, Credit Card etc.

Shipment Methods

By air, by sea, by express, as customers request.

5 FAQs of 99%/95%Al2o3 Alumina Ceramic Stick Refractory Material Ceramic Cuboid bar

What’s the difference between 99% and 95% Al2O3 ceramic sticks?
The main difference is the alumina purity. 99% Al2O3 sticks have more pure alumina. This makes them harder. They resist wear better. They handle higher temperatures too. 95% Al2O3 sticks are slightly less pure. They are a bit less expensive. They are still very strong and heat resistant. Choose 99% for extreme conditions. Choose 95% for excellent performance needing good value.

What’s the maximum temperature these ceramic sticks can handle?
These sticks handle very high heat. 99% Al2O3 sticks typically withstand temperatures up to 1750°C (3182°F). 95% Al2O3 sticks handle slightly less, usually up to 1650°C (3002°F). These ratings depend on the specific environment. Avoid sudden temperature changes. Rapid heating or cooling can cause cracking.

Where are these alumina ceramic sticks commonly used?
They are used in very hot places. You see them in kilns and furnaces. They act as setters, supports, or spacers. They hold parts during firing. They are used in heat treatment processes. They work well in lab equipment needing high heat resistance. They are good for electrical insulation parts in high-temperature settings.

Are these ceramic sticks precise in size?
Yes, they are made to precise dimensions. This is important for reliable performance. Consistent size ensures stable support in furnaces. It allows predictable stacking or spacing. You can get them in standard sizes like 3x3mm, 5x5mm, 10x10mm. Custom lengths are often available. Check the specific dimensional tolerances offered.

How tough are these sticks? Do they break easily?
Alumina ceramic is very hard. It resists scratching and abrasion well. It is also quite strong under compression. But it is a ceramic material. It can be brittle. It doesn’t bend much before breaking. Avoid dropping them. Avoid hitting them hard. Handle them carefully. They resist thermal shock reasonably well. But very rapid temperature changes should still be avoided. You might see them called “refractory sticks” because of their heat resistance. They are noticeably heavier than many other ceramics.