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Overview of High Purity 99% Polishing Al2o3 Rod Alumina Ceramic Rod
High Purity 99% Polishing Al2o3 Rod Alumina Ceramic Rod 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 High Purity 99% Polishing Al2o3 Rod Alumina Ceramic Rod
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

(High Purity 99% Polishing Al2o3 Rod Alumina Ceramic Rod)
Specifications of High Purity 99% Polishing Al2o3 Rod Alumina Ceramic Rod
This alumina ceramic rod is pure. It contains 99% aluminum oxide (Al2O3). That high purity matters. It directly affects the rod’s performance. You get a very hard surface. This hardness is essential for polishing jobs. The rod won’t wear down quickly. It stays effective longer.
The material handles extreme heat well. It works reliably in high-temperature settings. It won’t crack or warp easily under thermal stress. This stability is crucial for demanding applications. The rod also resists chemical attack. Acids and alkalis won’t damage it significantly. This makes it suitable for harsh environments.
A key feature is the polished surface. This finish is extremely smooth. It minimizes friction during use. It prevents scratching delicate workpieces. The rod itself is very dense. This density contributes to its strength. It also makes the rod non-porous. Liquids and gases cannot penetrate it.
We offer these rods in standard sizes. Common diameters range from 3mm up to 30mm. Lengths typically go from 100mm to 500mm. Custom sizes are possible. Contact us for specific requirements. The rods maintain precise dimensions. Tight tolerances are standard. This ensures consistent performance.
These rods excel in precision polishing. They are perfect for finishing metal surfaces. They work well on optical components like lenses. Semiconductor manufacturing uses them for wafer polishing. They are vital in lapping applications. High-wear industrial processes benefit from their durability. Laboratories use them for sample preparation. Any task needing a hard, smooth, inert tool is a good fit.

(High Purity 99% Polishing Al2o3 Rod Alumina Ceramic Rod)
Applications of High Purity 99% Polishing Al2o3 Rod Alumina Ceramic Rod
High pureness 99% brightening Al2O3 rod, or alumina ceramic rod, is important for requiring commercial tasks. Its severe hardness makes it excellent for accuracy grinding and brightening. This product withstands extremely heats. It maintains its form and toughness even under extreme warmth. Factories rely on it for constant outcomes.
This pole is very pure. It consists of nearly no pollutants. This pureness avoids contamination. That is essential when polishing delicate products like silicon wafers for semiconductors. Even little particles can destroy electronic components. Alumina poles prevent this trouble. They ensure clean surface areas.
The poles stand up to wear incredibly well. They last much longer than metal tools in abrasive conditions. This decreases substitute prices and downtime. Assembly line remain efficient. Maintenance needs decrease significantly. Operators conserve time and money.
Chemical resistance is another major benefit. The poles deal with strong acids and alkalis without degrading. They perform accurately in severe chemical settings. This is crucial for steel finishing and chemical processing plants. Tools honesty is kept.
Optical producers utilize these rods too. They polish lenses and glass elements. The alumina provides a smooth, scratch-free finish. Light transmission quality enhances. Accuracy optics require this degree of surface excellence.
The material does not conduct electrical energy. It functions securely in electric applications. Designers use it for protecting parts. There is no threat of short circuits. Electric security is enhanced.
Factories make accuracy parts from this alumina pole. It devices easily into intricate forms. Dimensional stability is superb. Completed parts satisfy limited tolerations consistently. Quality control becomes less complex.
Sprucing up devices often include alumina poles. They are vital for splashing and ending up steel surface areas. A remarkable surface area coating is achieved. The poles supply consistent performance batch after set. Product high quality continues to be high.
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 Purity 99% Polishing Al2o3 Rod Alumina Ceramic Rod
High Purity 99% Polishing Al2O3 Rod Alumina Ceramic Rod: Your Questions Answered
What does “99% purity” mean for these rods?
99% purity means the rod is almost entirely aluminum oxide (Al2O3). This high purity gives the rod its best properties. It makes the rod very strong. It makes the rod very hard. It makes the rod resistant to chemicals and heat. Impurities are very low.
Where are these polished alumina rods used?
These rods are used in many tough jobs. They work well as guides for wires or fibers. They are good insulators in electrical parts. They serve well in high-heat furnace parts. They are used in wear-resistant parts. They work in chemical processing equipment. The smooth surface prevents damage to other materials.
What sizes are available?
We make rods in many diameters and lengths. Common diameters are from 1mm up to 50mm or more. Lengths often go from 10mm to 500mm or longer. We can make custom sizes too. Tell us what you need.
How much heat can these alumina rods take?
These rods handle very high temperatures well. They work fine continuously up to about 1600°C (2912°F). They can handle short bursts even higher. This makes them good for furnaces, welding, or handling molten metal. They won’t melt easily.
What does the “polishing” level mean?
Polishing means we make the rod surface very smooth. We offer different polish grades. A fine polish reduces friction. It makes the rod slide easily. A mirror polish gives an ultra-smooth finish. This is needed for sensitive applications like optics or electronics. The polish level depends on your use.

(High Purity 99% Polishing Al2o3 Rod Alumina Ceramic Rod)
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