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Pickling-free Boron Coating Pretreatment Production Line

 This equipment is used for drawing medium and high-carbon rods without pickling and phosphating. On the rods that have been peeled and derusted, boron coating is used to increase the lubricating layer on the drawing surface of the steel wire, which is compatible with soaking phosphating and electrolytic phosphorus. For the same effect, it is mainly suitable for dry drawing. Effectively reduce environmental hazards, suitable for medium and high-carbon rod with a diameter of 5.5-12, and can be designed in single-wire or double-wire.