Wholesale SiC Grinding Balls:Critical Components for Multi-Industry Applications Supplier, Factories

SiC grinding balls are spherical components made from high-purity silicon carbide (SiC) ceramic materials through precision processing. They exhibit high strength, wear resistance, corrosion resistance, and high thermal stability under extreme conditions, making them widely applicable in critical moving or bearing components in fields such as high-precision machinery, chemical engineering, energy, and semiconductors.

Product Description

Mechanical Properties
Ultra-high hardness and wear resistance

The Mohs hardness is ≥ 9.5, second only to diamond, significantly better than metal and oxide ceramics (such as zirconia and alumina), and the wear rate is extremely low under extreme friction conditions.

High compressive strength

It can withstand compressive stress of >2.5 GPa, and is not easy to deform or shatter in high-speed and high-pressure environments.

Extremal Environmental Stability
High temperature resistance

Withstand >1600°C in inert atmosphere and stable up to 1400°C in oxidizing atmosphere, far exceeding metal bearing materials.

Chemical inertness

Resistant to strong acids (except hydrofluoric acid), strong alkalis, molten metals and highly corrosive media, and the life is more than 10 times that of stainless steel balls.

Excellent in-plane temperature uniformity

Efficient heat transfer, combined with designs such as dorsal helium cooling, ensures wafer surface temperature uniformity meets advanced process requirements.

Electromagnetism and Special Properties
Semiconductor characteristics

Conductive/insulating types can be customized to meet the needs of static sensitive scenarios.

Radiation resistance

Resistant to high-energy particle irradiation, suitable for nuclear industry and space equipment.

Frequently Asked Questions
What is the hardness level of this material?

The material features ultra-high hardness with a Mohs hardness of ≥ 9.5, which is second only to diamond and significantly outperforms metals and traditional oxide ceramics like alumina and zirconia.

How does the material perform under high pressure?

It offers high compressive strength, capable of withstanding compressive stress greater than 2.5 GPa without easy deformation or shattering in high-speed, high-pressure environments.

What are the temperature limits for this material?

It can withstand temperatures exceeding 1600°C in inert atmospheres and remains stable up to 1400°C in oxidizing atmospheres, far surpassing metal-based alternatives.

How does its chemical resistance compare to stainless steel?

It is chemically inert and highly resistant to strong acids (excluding hydrofluoric acid), strong alkalis, molten metals, and other highly corrosive media, lasting more than 10 times longer than stainless steel balls.

Can the electrical properties of the material be customized?

Yes. The semiconductor characteristics of the material can be customized into conductive or insulating types to meet the requirements of static-sensitive operating scenarios.

Is this material suitable for nuclear or space applications?

Yes, thanks to its high radiation resistance against high-energy particle irradiation, it is well-suited for use in both nuclear industry and aerospace equipment.

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