Plastic particles refer to granular plastic, generally divided into more than 200 types, subdivided into thousands of types.
Common plastic particles include general-purpose plastics, engineering plastics, and special plastics.
General plastics:polypropylene, polyethylene, polyvinyl chloride, polystyrene, polyester, polyurethane, etc.
Engineering plastics:nylon, polytetrafluoro, polyformaldehyde, polycarbosilane, etc.
Special plastics:thermosetting plastics, functional polymer plastics, such as artificial kidneys.