http://www.jr-rollformingmachi....ne.com/roll-forming- ChinaMetalRollFormingMachineSuppliers Roll Forming Metal Roofing Machines Roll Forming Metal Roofing Machines is designed for color steel corrugated roof and wall sheet roll forming. This type of roof sheet has advantages including a beautiful, classical appearance and grace taste. It can be widely used in villages, hotels, exhibitions, vocation village, family construction, and outdoor decorate. Process drawing of roll forming metal roofing machine Forming section Adjustable center of the forming rollers and of sufficient length to preve
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