And here are pictures a novice needs to see.
1. Friction
First of all, as far as friction is concerned, ceramic bearings are superior to bearing steel due to their higher roundness, light weight, hardness and smoothness.
This allows ceramic bearings to reduce friction and energy losses, improve equipment operating efficiency, and maintain operating efficiency for a longer period of time.
At the same time, because of its relatively smooth, ceramic bearings do not require a lot of lubrication like steel bearings.
2.Corrosion
Furthermore, corrosion is another significant point of differentiation. Even under perfect lubrication conditions, bearing steel can corrode over time, whereas ceramic bearings do not. In fact, the service life of ceramic hybrid ball bearings regarding corrosion may be up to ten times longer than that of steel bearings.
This one is very important for the novice to see
3.Elasticity
Additionally, the flexibility of the bearing race is another factor to consider. Ceramic balls have much lower flexibility compared to steel balls, meaning that when considering an upgrade to ceramic bearings, special attention needs to be paid to the loading conditions. Excessive loads or impacts may cause damage to the bearing raceways by ceramic balls, thereby affecting the operation of the spindle
4. Conductivity
Conductivity is also an important distinction between steel bearings and ceramic bearings. Ceramic bearings are non-magnetic and non-conductive, making them the preferred choice in applications where conductivity is a concern, such as electric motors controlled by variable frequency drives.
Advantages of Ceramic Bearings
1. Friction
First of all, as far as friction is concerned, ceramic bearings are superior to bearing steel due to their higher roundness, light weight, hardness and smoothness.
This allows ceramic bearings to reduce friction and energy losses, improve equipment operating efficiency, and maintain operating efficiency for a longer period of time.
At the same time, because of its relatively smooth, ceramic bearings do not require a lot of lubrication like steel bearings.
2.Corrosion
Furthermore, corrosion is another significant point of differentiation. Even under perfect lubrication conditions, bearing steel can corrode over time, whereas ceramic bearings do not. In fact, the service life of ceramic hybrid ball bearings regarding corrosion may be up to ten times longer than that of steel bearings.
This one is very important for the novice to see
3.Elasticity
Additionally, the flexibility of the bearing race is another factor to consider. Ceramic balls have much lower flexibility compared to steel balls, meaning that when considering an upgrade to ceramic bearings, special attention needs to be paid to the loading conditions. Excessive loads or impacts may cause damage to the bearing raceways by ceramic balls, thereby affecting the operation of the spindle
4. Conductivity
Conductivity is also an important distinction between steel bearings and ceramic bearings. Ceramic bearings are non-magnetic and non-conductive, making them the preferred choice in applications where conductivity is a concern, such as electric motors controlled by variable frequency drives.
Advantages of Ceramic Bearings
- Reduced Rolling Resistance: Ceramic bearings, being made from ceramic materials, can be manufactured to be more spherical compared to steel bearings. This reduces the resistance during rolling, enhancing the operational efficiency of the machinery.
- Extended Service Life: The hardness of ceramic balls being 3-5 times that of steel balls enables ceramic bearings to withstand greater forces, thereby extending the service life of the bearings.
- Lightweight Design: Ceramic bearings are significantly lighter than steel bearings, with a weight reduction of up to 50%. This is particularly advantageous for applications where weight requirements are high.

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