This is the world news from the BBC.
Ultra high molecular weight polyethylene (uhmwpe) sheet is a polymer with extremely high viscosity, powder shape, and typical particle size range of 100-200 microns.
A machine machine if want to use for a long time, with the rest assured that often maintenance, no matter how good the quality of the machine need to often maintenance, in order to have a longer service life, so the following about the maintenance of the machine maintenance method.