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The basic requirements of wire and cable products appearance

Information Source:Henan Huadong Cable Co., Ltd Release date:2014-06-06

1, round aluminum rod

Check whether the roundness degree, hem, wrong circle, cracks, inclusions, kink defects and severe mechanical damage scar, pits, peeling, flying edge, corrosion spots etc..

2, round copper wire

Check whether the smooth surface, there is no river mouth, burr, crack, folding and inclusions and scar, serious pitting corrosion, mechanical damage spots etc.. It is worth mentioning that there are copper oxidation degree, usually yellow as normal, pale red to mild oxidation, surface and a deep red, blue for severe oxidation, usually serious oxidation condition should be sentenced for waste treatment. Aluminum appears more road conditions in the manufacturing process, for overhead transmission lines should be strictly controlled.

3, a line of aluminum surface

The wire should be twisted tightly neat, there are no loose, kink, single line single out or bulge and single fracture phenomenon. In addition, in a single line of welded joints should be round and welding has been asked to do anti-corrosion treatment, the joint by most of the general no more than two times the diameter tolerance, single joint two weld spacing length to meet the standards, with a single two welds shall be not less than 15 meters, with a layer of non same root single two weld spacing layer is not less than 5 meters, the outer layer is not less than 15 meters, copper core is a single copper wire, welding is not allowed.

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