Smooth steel wire rope is made of uncoated light drawn steel wire twisting, in order to prevent rust, the twisting process at the same time, the steel wire rope to be immersed in oil treatment, small strands of twisting, with a pulley into the oil pool, and then export the oil pool to the steel wire rope shaft. The smooth surface of the wire rope refers to the surface treatment process, which is generally smooth coated with oil. Smooth steel wire rope is made of ungalvanized steel wire twisting, in order to prevent rust, the completion of twisting at the same time the steel wire rope to do oil treatment, the overall oil content of the steel wire rope is more dirty, the steel wire rope is not easy to rust. In short, smooth wire rope, that is, the surface treatment is not galvanized, collectively referred to as smooth wire rope, surface treatment whether cold galvanized or hot galvanized, are not called smooth wire rope. As long as the surface does not do any treatment is called smooth wire rope.