METHOD FOR PRODUCING AN EXTRUDER BARREL

• Main Authors: HAMBERGER, Mario, HÖHN, Sarah
• Format: Patent
• Language: English; French; German
• Published: 09.08.2023
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; ALLOYS; CHEMICAL SURFACE TREATMENT; CHEMISTRY; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING MATERIAL WITH METALLIC MATERIAL; COATING METALLIC MATERIAL; DIFFUSION TREATMENT OF METALLIC MATERIAL; FERROUS OR NON-FERROUS ALLOYS; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL; METALLURGY; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; TRANSPORTING; TREATMENT OF ALLOYS OR NON-FERROUS METALS; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Method for producing an extruder barrel (1), the extruder barrel (1) comprising a receiving chamber (2), delimited by at least one wall (3), for receiving an extruder screw, and the method comprising the following steps: providing at least one extruder barrel (1), the extruder barrel (1) comprising a receiving chamber (2), delimited by at least one wall (3), for receiving an extruder screw, and carrying out at least one measure to influence the surface properties of the at least one wall (3) delimiting the receiving chamber (2), the measure including at least one thermally induced diffusion process for diffusing at least one diffusion element into the surface of the at least one wall (3).