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Wire Drawing for Paper Covered Copper Wire: Surface Quality and Process Control
Introduction Paper covered copper wire is widely used in power transformers, distribution transformers, and high-voltage electrical equipment because of its excellent insulation performance and reliability. Unlike conventional insulated wire, paper covered copper wire uses insulating paper layers wrapped around a copper conductor. However, before the paper insulation process begins, the copper conductor itself must achieve […]
Wire Drawing for Rectangular Enamel Wire: Process and Quality Requirements
Introduction Rectangular enamel wire plays an important role in modern electrical manufacturing, especially in applications requiring high efficiency, compact design, and excellent electrical performance. It is widely used in electric motors, transformers, generators, and other electromagnetic components. Although the enamel insulation layer provides electrical protection, the quality of the copper conductor underneath determines the final […]