Plastic Ball Bearings - Corrosion Resistant Bearings PLASTIC RACEWAY BEARING TYPES Single RowRadial Ball BearingsDouble RowRadial Ball Bearings Conveyor Ball Bearings Skatewheel... TURNING 1. CORROSION RESISTANCE: Most bearing failures today are caused by corrosion. KMS Bearings' plastic ball bearings can be utilized in environments destructive to conventional... and resist corrosion. Plastic, by nature, does not corrode. Due to the design of plastic ball bearings, there is no metal to metal contact, resulting in less friction; therefore...