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Micron Cerium Oxide
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Micron Cerium Oxide

Micron Cerium Oxide

Micron Cerium Oxide is a high-purity rare-earth polishing material widely used in high-end manufacturing fields such as semiconductor wafers, optical lenses, LCD/LED panels, precision glass, and metal surface treatment. Micron Cerium Oxide is manufactured from high-purity rare-earth raw materials through a chemical precipitation, calcination, and classification refinement process. It features uniform particle size, low impurity content, and high polishing efficiency, which effectively reduces scratches, haze, and surface defects, improves yield, and lowers processing costs. OEM customization, technical selection support, and sample testing are available. Please feel free to contact us to obtain technical specifications, quotations, and samples.
Products Description

One of our key products is Micron Cerium Oxide. As an indispensable material in the production of many products such as LEDs, optical lenses, and flat panel displays, it is manufactured using precise chemical synthesis and refining techniques to ensure high quality and consistent performance.

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Product Advantage

 

1.High-precision polishing performance
Uniform particle size and high removal rate can reduce surface scratches on finished products and improve surface smoothness.

2. Increase the yield of finished products and reduce the scrap rate
A stable particle size distribution avoids batch instability that may lead to product scrapping.

3. Improve light transmittance and optical quality
Applied to optical glass, lenses, display panels, and other products, it improves transparency and consistency.

4. Shorten processing time
The high removal rate saves polishing time, thereby reducing labor and equipment costs.

5. Improve material wear resistance
Applied to metals, ceramics, and composite materials, it can increase surface hardness and wear resistance.

6. Stable catalytic performance
Used in fuel cells and environmental catalysis, it can improve reaction efficiency and extend service life.

 

product-800-533

 

product-1280-853

 

product-1000-667

 

 

 
Application
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Semiconductor wafer polishing

During the chip manufacturing process, if the polishing powder particles are not uniform, tiny scratches can easily be left on the surface.
By using our micron-sized cerium oxide with uniform particle size, the polishing result becomes smoother, waste is reduced, and chip yield is improved.

 

Optical glass processing

In the processing of optical glass used for camera lenses, telescopes, laser equipment, and other applications, very high requirements are placed on light transmittance and surface smoothness.
Using micron-sized cerium oxide for polishing can effectively reduce surface waviness and haze, thereby improving the quality of the final product.

product-720-405
Custom Edgework & Polishing Capabilities for Any Application
 

LCD / LED / Display Panels

Using micron-sized cerium oxide for precision polishing makes the surface smoother and brighter, while also reducing material loss during processing.

 

Precision Mold Polishing

When micron-sized cerium oxide is used for polishing, the first advantage is an excellent mirror finish, the second is time savings, and the third is that it reduces the need for manual re-polishing, thereby saving a significant amount of labor and material costs.

product-881-531

 

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Metal and Alloy Processing

For parts made of stainless steel and aluminum alloy, not only is a bright appearance required, but good wear resistance is also necessary. By using micron-sized cerium oxide for polishing, the surface finish is significantly improved, and durability is also enhanced.

 

New Energy and Fuel Cells

In fuel cells and environmental catalytic devices, micron-sized cerium oxide can be used as a catalytic material, helping to improve reaction efficiency and making the products more durable.

product-800-400
Optical Sensing for Satellites and Spacecraft
 

Aerospace Optical Materials

Optical materials used in aerospace applications have extremely high requirements. Dimensional accuracy and surface quality must be strictly controlled. Using micron-sized cerium oxide for polishing helps ensure precision and surface quality, meeting strict inspection standards.

 

Automobile and Coating Industry

In automotive polishing agents and certain coating formulations, increasing the use of micron-sized cerium oxide can enhance surface brightness, while also improving scratch resistance and anti-aging performance. The results are more noticeable and longer-lasting.

Automotive Post Paint Polishing - Mirka

 

 
Specification

 

Molecular formula: CeO2

Molecular weight: 172.12

CAS NO.:1306-38-3

Appearance: light yellow or reddish powder, slightly soluble in acid.

Packaging: cardboard drums of 25, 50 kg/piece, woven bags of 25, 50, 500, 1000 kg/piece.

 

Physical and chemical indicators:


 

CeO2 3N

CeO2 4N

CeO2 5N

TREO

99.00

99.00

99.50

CeO2/TREO

99.95

99.99

99.999

Fe2O3

0.010

0.005

0.001

SiO2

0.010

0.005

0.001

CaO

0.030

0.005

0.002

SO42-

0.050

0.020

0.020

Cl-

0.050

0.020

0.020

Na2O

0.005

0.002

0.001

PbO

0.005

0.002

0.001

Note: Product production and packaging can be carried out according to user specifications.

 

 

 
Factory Advantage

Stable supply of rare earth raw materials

Global policies on rare earth exports are becoming increasingly strict, and some customers are facing the risk of supply interruptions.
Relying on China's complete rare earth industrial chain, we can ensure a long-term and stable supply.

In-house production and grading process

We control the entire process, from raw material refining to powder grading, which helps avoid polishing defects caused by unstable particle size.

Support for customized particle size and purity

Different equipment requires different particle sizes. We support customized specifications to avoid repeated material testing by customers.

Strict quality inspection system

Each batch is tested for particle size, purity, and dispersion to reduce production problems caused by batch differences.

Extensive export experience

We are familiar with the import standards of different countries and can provide COA / MSDS / TDS, helping to reduce customs clearance risks.

Technical team support for selection

Our technical team helps customers choose the appropriate model, avoiding problems such as low efficiency, excessive scratches, and high processing costs.

 

 
Factory

 

Shandong New Materials Co., Ltd. is a leading producer of rare earth new materials, specializing in the development, production, and sales of polishing powder/liquid, nano rare earth and anhydrous rare earth. Our company was established in 2020 with a registered capital of 55 million, and we have quickly gained recognition as a reliable and innovative source for high-quality rare earth materials.

 

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product-1147-1530

 

 

 
Notice

 

Results may vary from actual product images, pictures, colors, accuracy, purity, packaging, descriptions and specifications. These are used on the website for informational, advertising and descriptive purposes only. 

 

 
FAQ

 

Q: 1. How does it work as a polishing agent?

A: it works by creating a gentle abrasive action between the polishing powder and the surface of the object being polished. This action helps to remove scratches, smudges, and other imperfections from the surface, resulting in a smooth and shiny surface.

Q: 2. Is it hazardous to use?

A: Like any polishing powder, it can be hazardous if not used properly. It is important to wear protective gear, such as gloves and goggles, when handling the powder. Additionally, it should not be ingested or allowed to come into contact with skin or eyes.

Q: 3. How can I store it safely?

A: it should be stored in a cool, dry place in an airtight container. It should be kept away from sources of heat, moisture, and direct sunlight. Additionally, it should be stored away from other chemicals that may react with it.

Q: 4. Can it be used on all types of surfaces?

A: it can be used on a wide variety of surfaces, including glass, ceramics, metals, and plastics. However, it is important to test it on a small, inconspicuous area first to ensure that it does not damage the surface.

Q: 5. How much it should be used?

A: The amount of it needed will depend on the size of the surface being polished and the level of polish desired. Generally, a small amount of powder is needed for each application.

Q: 6. What is the shelf life of it?

A: If stored properly, it has a shelf life of several years. However, it is important to check the expiration date on the container and to discard any powder that has expired.

Q: 7. What is the chemical formula of Micron Cerium Oxide?

A:The chemical formula is CeO₂. It is a rare earth oxide with high thermal stability and antioxidant properties.

Q: 8. What size of particles should be selected for polishing?

A:The particle size for polishing varies depending on the product.

0.5–1 micrometer: Precision optical components, lenses

1–2 micrometers: Glass polishing

2–3 micrometers: General polishing

3 micrometers: Rough polishing

Smaller particles can produce a smoother surface, but the polishing speed will be slower.

 

 

Contact Us

 

We provide stable export channels, customized specifications, and technical support for overseas customers, helping them reduce supply risks and improve production efficiency.

Beijing FreeRunning Technology Co., Ltd. is committed to providing high-quality products and reliable services. Our team consists of scientists, engineers, and professional service staff, and we are able to offer complete solutions for customers, from product selection to practical application.

We look forward to working with you and welcome you to contact us to learn more about our products and services.

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