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1. low resistivity: the resistivity of aluminum core cable is 1.68 times higher than that of copper core cable.2. the ductility is good: the elongation of copper alloy is 20~40%,···...

Cold winter, many construction workers in the installation and installation of wire and cable will find, usually good quality wire and cable products, often appear some line body hard, insulated outer skin shedding damage and other pheno···...