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Cold rolling mill is a brand new form of metal bar chilly rolling processing products. This equipment can method sizzling-rolled wire rods and coils with a diameter in between 6.5mm and 12mm into finished chilly-rolled ribbed steel bars having a diameter involving 5mm and 12mm. The cold-rolled ribbed metal bars quick change roll forming machine rolled via the chilly rolling device are an up-to-date item of cold-drawn small-carbon metal wires in prestressed concrete components. In Solid-in-location concrete structures, Grade I metal bars can be replaced to save steel, earning them an even better variety of cold-labored metal in precisely the same category. If speed regulation is not necessary throughout the rolling strategy of the cold rolling mill, an AC motor can be utilized; If speed regulation is needed throughout the rolling means of the chilly rolling mill, a DC motor can be utilized