Φ8mm excellent low oxygen copper rod as raw material.Adopting ceramic drawing capstans with equal diameter for minimum scratch of copper wire;Adopting drawing with few slipping of wire and rotary last die for good roundness of copper wire;Automatic adjustment of paying-off tension, automatic tracking of drawing speed by annealing voltage and uniform annealing;Smooth surface with good toughness and elongation over 30%.Adopting coiling by spool and weight of each package is 1000kg.Convenient transportation and easy paying-off suitable for high-speed production of double neutral ultrafine enameled wire with minimum diameter of 0.002mm.
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