Through More Than Ten Years Of Continuous Optimization And Improvement Of Extrusion Screws And Innovative Thinking, Polestar Machinery Has Made The Products Produced More Efficient. It Also Produces Corresponding Parts And Components, Guaranteeing The Quality Of After-Sales Services. It Also Produces PET pelletizing machine, Plastic Pipe Cutter and Plastic Mixer The Use Of Extruders Has Increased Dramatically, Along With Extruder Diameters And Lengths, While Resin Manufacturers Have Also Developed Many New Resins For End Products Such As Extruded Sheets, Films, Tubing, Fibers, Coatings And Profiles. Plastic Pipe Extrusion Machine Remain The Process Equipment Material Of Choice For Producing Pellets In Polymer Production. Over The Years, Polestar Machinery Has Been Continuously Improving The Design Of Extrusion Screws, Constantly Coming Up With New Innovations And Ideas. Today, Single Screws Have Secondary Threads That Increase Speed Through Faster Melting. Single Screw Extrude…