Plastic Coated Ball Bearing 608zz For Sliding Door And Windows Roller Pulley

Plastic bearings types:
1) plastic bearings are lubriexcavatored material as a whole , long life;
2) plastic bearings use does not occur in rusting and corrosion , rust and metal bearing can not be used in chemical liquid ;
3) the plastic bearing quality lighter than metal , which is more suitable for modern lightweight design trends ;
4 ) plastic bearings manufacturing costs are lower than the metal ; plastic bearings used in injection molding processing is more
suitable for mass production ;
5) plastic bearing no noise during operation , has a shock-absorbing function;
6) plastic sliding bearings suitable for high temperature work -200 to +250 degrees;