[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"doc-seo-663857-105":3,"detail-sidebar-cat-0-en-105":80,"doc-detail-663857-en":130},{"code":4,"msg":5,"data":6},0,"ok",{"site_id":7,"language":8,"slug":9,"title":10,"keywords":11,"description":12,"schema_data":13,"social_meta":73,"head_meta":75,"extra_data":77,"updated_unix":79},105,"en","coated-wire-drawing-process-balloffet-technical-guide","Coated Wire Drawing Process - BALLOFFET Technical Guide","","This technical document details the specialized wire drawing process for coated wires, highlighting the importance of using precision-engineered BALLOFFET dies to maintain coating uniformity and quality. It explains the mechanics of the internal profile required to prevent the 'sock effect,' where the coating layer stretches or accumulates improperly at the die entrance. The guide provides insights into application-specific drawing requirements for various materials including tin-coated copper, silver-coated steel, and galvanized steel. By ensuring a uniform drawing action through customized die profiles, manufacturers can achieve superior surface finishes, precise tin savings, and consistent thickness control. The content further outlines the advantages of these dies, such as enhanced repeatability, damage prevention of the coating structure, and options for professional die refurbishing and profile upgrading. This comprehensive overview serves as a practical resource for industrial applications requiring high-precision wire production and tight dimensional 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is the 'sock effect' in coated wire drawing?","Question",{"text":62,"@type":63},"The 'sock effect' occurs when the coating layer stretches and accumulates at the die entrance because the die profile is too rounded, leading to the wire core being drawn while the coating is pinched.","Answer",{"name":65,"@type":60,"acceptedAnswer":66},"Why does BALLOFFET recommend natural diamond for tin-coated copper?",{"text":67,"@type":63},"Natural diamond is recommended for tin-coated copper to secure a perfect surface finish, ensure repeatable die performance, and guarantee tin coating thickness and regularity.",{"name":69,"@type":60,"acceptedAnswer":70},"What services does BALLOFFET offer for existing wire drawing dies?",{"text":71,"@type":63},"BALLOFFET provides customized studies based on wire and coating types, maintains specific profiles during the refurbishing process, and offers checking and upgrading services for existing die profiles to ensure tight 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wire drawing process requires specific dies, which allow to keep the coating quantity and regularity under control. Thanks to their specially dedicated profile, the BALLOFFET dies guarantee this balance.  \nBALLOFFET Profile  \nThe internal profile must be geometric enough, in order to draw the wire core and the coating in an uniform soft way.  \nThis internal profile avoids the «sock effect», meaning the coating layer stretching.  \nProfile to avoid  \nWhen the wire reduction is made on a too rounded profile, only the wire core will be drawn.  \n The coating will be pinched and create a «sock effect» while accumulating at the die entrance.  \n Tin coated copper wire drawing on multiline machine  \n Better use natural diamond in order to secure a perfect surface finish of the tin coated wire  \n Adapted profile on all dies  \n Specifications depending on final diameter  \n Repeatability from one die to another  \n Tin saving  \n Tin coating thickness and regularity guaranteed  \n No damage on the coating structure  \n Main applications  \n Copper coated steel  \n Silver coated steel  \n Tin coated copper  \n Galvanized steel  \n Zinc coated copper  \n Nickel coated copper  \n Palladium coated copper  ...  \n BALLOFFET   \n Customized study depending on wire and coating type  \n Specific profile maintained during refurbishing process  \n Checking and upgrade of your existing dies profile  \n Tight tolerances-Casing on demand  \n Elongation control on demand","cbCaigu1E6sJUuEN","https://ap.wps.com/l/cbCaigu1E6sJUuEN","pdf",446522,"English","# Coated Wire Drawing Process\n## BALLOFFET Die Technology\n## Preventing the Sock Effect\n## Application-Specific Guidelines\n## Die Maintenance and Customization","[{\"question\":\"What is the 'sock effect' in coated wire drawing?\",\"answer\":\"The 'sock effect' occurs when the coating layer stretches and accumulates at the die entrance because the die profile is too rounded, leading to the wire core being drawn while the coating is pinched.\"},{\"question\":\"Why does BALLOFFET recommend natural diamond for tin-coated copper?\",\"answer\":\"Natural diamond is recommended for tin-coated copper to secure a perfect surface finish, ensure repeatable die performance, and guarantee tin coating thickness and regularity.\"},{\"question\":\"What services does BALLOFFET offer for existing wire drawing dies?\",\"answer\":\"BALLOFFET provides customized studies based on wire and coating types, maintains specific profiles during the refurbishing process, and offers checking and upgrading services for existing die profiles to ensure tight tolerances.\"}]","Coated Wire Drawing Process - BALLOFFET Technical Guide | PDF"]