plastic bearings with high torque for electrical machine is a mechanical device designed to dissipate kinetic energy. This Plastic rotary damper lets machine reduce the noise during the movement and more safety for operator .When it applied to other products such as toilet seat lid, washer cover Upspring type floor socket, and etc. It will make these cover slowly down to reduce noise and avoid its damage to products themselves. Most importantly it will improve the service life of products .
