Technical infomations of pvc coated barbed wire: - core of pvc coated barbed iron wire can be galvanized iron wire or black-annealed-wire.Html. - a variety of colors like green, blue, yellow, orange, gray, is available with pvc coated barbed iron wire produced by us. Packing: in coil of 25 kilos or 50 kilos net, lined with p.V.C strips, then wrapped with p.V.C or hessian cloth