Miniature ceramic ball bearings, as the name implies, are miniature bearings that use ceramic materials as rolling elements. These bearings are indispensable components in numerous industries due to their superior performance and wide range of applications. Ceramic materials are used to manufacture these bearings due to their higher hardness (e.g., 1500-1800 HV for Si3N4), wear resistance, corrosion resistance, and low density (e.g., 3.2 g/cm³ for Si3N4) compared to traditional steels. These properties bring several key advantages to miniature ceramic ball bearings. First, their high hardness and wear resistance significantly extend the service life of the bearings, reducing the need for frequent replacement and maintenance. For example, in high-speed motor applications, miniature ceramic ball bearings can last up to 10 times longer than steel bearings. This is particularly beneficial in applications where downtime is costly or continuous reliable operation is critical.
Product Features
(1) High wear resistance: The wear resistance of grinding ceramic balls is better than that of ordinary ceramic balls. It can greatly extend the service life of the abrasive body.
(2) High purity: The grinding ceramic balls will not produce pollution during operation, can maintain a high purity, and improve the stability of the grinding effect.
(3) High density: High density, high hardness, and good grinding performance, which can save grinding time, expand grinding space, and effectively improve the grinding effect.
(4) High strength, high temperature resistance (temperature resistance of about 1000℃, easy to stick for a long time above 1000℃), high pressure resistance, acid and alkali corrosion resistance (cannot be used in environments such as oxalic acid, sulfuric acid, hydrochloric acid, water king, etc.), good thermal shock stability, and stable chemical properties
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