Metal Straightening Machine

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Metal Straightening Machine

Our metal straightening machine is mainly used to straighten the hot rolled and annealed materials including metal section, steel bar, tube, etc., making them change their straightness by extruding. There are two kinds of products which includes two roll and multi-roll in our company. Adopting PLC control system, the equipment uses a series of technologies such as mechanical, electric, hydraulic and lubrication technology. In addition, automatic control mode and manual control mode are optional.

Our two-roll straightening machine is designed to straighten hot rolled, hot treated or annealed round bar to ensure its straightness or to provide better billets for follow-up process. Due to its pre-rotation devices, this product can effectively protect bar tail and roll from damages. Adopting the single frame design, its upper part, under part and four uprights are combined into one system. Additionally, it can be equipped with polishing function. Therefore, it is applicable to press polishing of bright bar.

Technical Specifications

Name Bar Specification(mm) Tube
Straightening Precision Straightening Speed (m/min)
Two-roll Straightening Machine Φ6~ Φ12 / 0.5‰ 15~ 60
Φ7~ Φ30 / 0.5‰ 15~ 60
Φ15~ Φ40 / 0.5‰ 10~ 40
Φ20~ Φ60 / 0.5‰ 10~ 40
Φ30~ Φ90 / 0.5‰ 10~ 40
Φ50~ Φ130 / 0.5‰ 10~ 40
Φ40~ Φ160 / 0.5‰ 10~ 40

Our company also offers five-roll, six-roll, seven-roll, nine-roll, even ten-roll straightening machine, mainly ideal for hot rolled and annealed bar straightening. Automatic control mode and manual control mode are provided to meet the needs of different customers.

Technical Specifications
Name Bar Specification(mm) Tube Specification(mm) Straightening Precision Straightening Speed (m/min)
Multi-roll Straightening Machine Φ6~ Φ12 Φ6~ Φ20 1‰ 20~ 60
Φ10~ Φ25 Φ10~ Φ30 1‰ 20~ 60
Φ15~ Φ40 Φ15~ Φ50 1‰ 15~ 80
Φ20~ Φ60 Φ30~ Φ80 1‰ 15~ 80
Φ30~ Φ90 Φ40~ Φ114 1‰ 20~ 80
Φ50~ Φ130 Φ50~ Φ180 1‰ 10~ 50
Φ60~ Φ150 Φ76~ Φ219 1‰ 10~ 50
Φ80~ Φ200 Φ114~ Φ340 1‰ 10~ 40

DONGCHEN is a professional metal straightening machine manufacturer in China. We offer a broad range of products, including section steel rolling mill equipment, steel billet finishing line, continuous casting mould oscillation unit, and more.

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