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Cold rolling mill is a fresh kind of metal bar cold rolling processing machines. This device can procedure warm-rolled wire rods and coils that has a diameter involving six.5mm and 12mm into concluded chilly-rolled ribbed steel bars using a diameter among 5mm and 12mm. The cold-rolled ribbed metal bars rolled by the cold rolling device are an up to date products of chilly-drawn reduced-carbon steel wires in prestressed concrete factors. In cast-in-place concrete buildings, Grade I steel bars can get replaced to avoid wasting metal, producing them a greater type of cold-worked metal in the same class. If speed regulation just isn't necessary throughout steel silo roll forming machine the rolling process of the cold rolling mill, an AC motor can be employed; If speed regulation is needed through the rolling technique of the cold rolling mill, a DC motor can be employed