March 28, 2022Ⅰ. The molding process of the extruder screw barrelFirst of all, it is necessary to add granular or powdered plastic into the extruder barrel, and the plastic is melted by the rotation of the extrude...view
November 5, 2021The radial expansion of the extruder screw barrel caused by the pressure load, and the occurrence of the gap change is quite small, which can be ignored. On the contrary, the temperature difference of...view
June 8, 2021In order to repair the barrel screw, if the inner surface of the barrel is not severely worn or scratched, you can polish it on a lathe with oilstone or emery cloth.1. When the inner surface of the ex...view
April 27, 20221. The extruder screw should be made of alloy steel with small thermal deformation, wear resistance and corrosion resistance. Its common material is 38CrMoAlA alloy steel or 40Cr steel. Its repair par...view
