Process: Roll the hot metal billet into a 6.5mm thick steel strip, that is, the wire rod, and then put it into the wire drawing device to draw the wire of different diameter, and gradually reduce the hole diameter of the drawing disk for cooling, annealing and coating. The processing technology is made into a variety of different specifications of wire. It contains ingredients: iron, cobalt, nickel, copper, carbon, zinc, and other elements.
Characteristics: softer than ordinary black iron wire, more flexible, uniform softness and consistent color.
Packing: The packaging of black iron wire is the same as the packaging of galvanized wire. It is made of plastic, and it is wrapped in a thin layer of plastic, and then wrapped in a hemp or woven bag. !
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