Film-cleaning and surface-treatment
Metallic bearings cannot be used in numerous environments, such as liquid, so film-cleaning and surface-treatment processes are not suitable. However, plastic bearings can extend the lifespans of your products because the liquid actually benefits them, working as a lubricant.
Recommendations
PS-S,PS-A,PT-A
[Inner and outer ring material] – [Ball material]
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For more information about tolerances and other issues, download a catalogue from here.