Keperluan Asas Untuk Penampilan Produk Wayar Dan Kabel

(1) Batang aluminium bulat

Ia dikehendaki menyemak tahap kebulatan, sama ada terdapat kecacatan seperti lipatan, salah pusingan, retak, kemasukan, kekusutan, dan parut kerosakan mekanikal yang serius, lubang, mengelupas, berkelip, bintik kakisan, dll.

(2) Kawat tembaga bulat

  Check whether the surface is smooth and clean, whether there are triangular mouths, burrs, cracks, folds and inclusions and serious scars, pits, corrosion spots of mechanical damage, etc. It is worth mentioning that there is also the degree of oxidation of the copper wire. Generally, golden yellow is normal, light red is slightly oxidized, and the surface is dark red and blue, which is serious oxidation. Any serious oxidation should be judged as waste disposal. There are many cases of aluminum wire in the manufacturing process, and it should be strictly controlled when making overhead transmission lines.

(3) Permukaan garisan aluminium

  The wires of wire and cable products should be twisted tightly and neatly, and there should be no looseness, kinking of single wires, jumping out or bulging of single wires and breaking of single wires.

Selain itu, bahagian kimpalan sambungan wayar-tunggal hendaklah dibulatkan dan kimpalan memerlukan rawatan-anti kakisan. Secara amnya, bahagian sendi yang diperbesarkan tidak boleh melebihi dua kali ganda toleransi diameter. Tempat kimpalan tidak boleh kurang daripada 15 meter, jarak antara dua tempat kimpalan lapisan yang sama bukan wayar tunggal yang sama, lapisan dalam tidak boleh kurang daripada 5 meter, dan lapisan luar tidak boleh kurang daripada 15 meter. Apabila teras kuprum adalah wayar kuprum tunggal, kimpalan tidak dibenarkan.