• Solutions to 3 common problems in copper wire drawing(2)

    Solutions to 3 common problems in copper wire drawing(2)

    The reason for the oxidation of the surface of the monofilament drawn by the drawing machine 1. The water temperature of the cooling water in the sealed chamber that needs to cool the monofilament is too high, higher than 40 ° C. Such a sealed chamber cannot cool the monofilament, causing the monofi... read more

    Dec 28,2019 News
  • Solutions to 3 common problems in copper wire drawing(1)

    Solutions to 3 common problems in copper wire drawing(1)

    The production of copper single wire is a matter that every manufacturer pays great attention to, because the quality and efficiency of wire drawing directly affect the process of subsequent work of the manufacturer, and it plays a decisive role in the quality of the cable. The following briefly dis... read more

    Dec 20,2019 News
  • General knowledge about wire and cable construction(2)

    General knowledge about wire and cable construction(2)

    1. In the installation of single-core wires, why is it necessary to install a return line parallel to the cable after one end of the single-core cable sheath is grounded? In a power line with one end of the metal sheath of the cable grounded, in order to ensure that the voltage induced in the sheath... read more

    Dec 14,2019 News
  • General knowledge about wire and cable construction(1)

    General knowledge about wire and cable construction(1)

    1.What are the requirements for the positive sequence impedance measurement of cable lines? The positive sequence impedance refers to the resistance of the cable conductor under AC voltage and the phasor sum of three adjacent inductive reactances in the cable connected in series. The positive-sequen... read more

    Dec 06,2019 News
  • Inspection methods of wire and cable products

    Inspection methods of wire and cable products

    There are a variety of inspection methods for wire and cable products. According to different inspection methods and functions, they can be divided into the following types: 1. Divided by process stage: pre-inspection and intermediate inspection; 2. Divided by inspection location: fixed inspection, ... read more

    Nov 29,2019 News