Ceramic is the perfect material for any application seeking to achieve higher rpm s reduce overall weight or for extremely harsh environments where high temperatures and corrosive substances are present.
Ceramic vs steel bearings.
Things don t slide or roll.
Initially the enduro bearing has lower friction at around 600km of use the ceramic bearing has worn a track into the comparatively soft steel races and the bearing friction starts to increase dramatically.
The wear rate of ceramic ball bearings is significantly less than stainless steel especially when lubricated.
If solid ceramic they re lighter than stainless steel by as much as 60.
Can be solid or a coating on stainless steel balls.
I know that there has been a debate between steel and ceramic bearings for a while but i have wondered how it effects the esk8 world as well.
Most sealed ceramic bearings are actually hybrid ceramic bearings which combine a steel race with ceramic ball bearings.
This is mostly due to the additional time spent to perfect a quality ceramic ball.
This means lighter weight reels since the balls make up 50 75 of a bearings weight.
The first thing that strikes the eye when looking at bicycle bearings is the difference in price between steel bearings and hybrid ceramic bearings.
They will both also cope with higher temperatures than chrome steel but ceramic bearings also win here.
The different elements balls retainers and closures can change a bit.
The concept behind a bearing is simple.
Five different parts go into building skateboard bearings and longboard bearings.
Stainless steel bearings win the prize for load and speed ratings.
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Optimization is possible for the disparity that exists between these parts.
Ceramic bearings vs steel.
The graph below shows a comparison between two steel bearings skf and ntn and a ceramic bearing enduro.
A ceramic bearing is also harder than steel bearings up to 30 which improves durability and they also don t rust so less maintenance should be required.
Stainless steel bearings and full ceramic bearings are both corrosion resistant but the ceramic bearings have greater corrosion resistance.