... binding wire wire diameter bwg18,19 ,20,21 binding wire ,GI wire plastic inside woven outside ISO9001 20 gauge binding wire binding wire is aslo galvanized wire ,black wire ... production process : Steel rod coil →Wire Drawing →Wire Annealing → Rust Removing → Acid ... wire mesh, mainly for communications equipment, medical equipment and braid, brushes, cables, filters, high-pressure pipe, construction ...