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We are professional manufacture ofroll forming machine.We produce many kinds of roll forming machine,wall panel forming machine, roof panle forming machine, C perlin forming machine, perlin forming machine, door formingmachine, bending machinerywater down pipe forming machine down pipe machine down pipe roll forming machine roll forming machineWe warmly welcome your inquiry from us !The characteristics of the machine This series of drainpipe machine and elbow machine you can use to color plate to raw materials by cold forming, automatic lockstitch made closed after downpipes, colour and playing back into different complementary angle of drainpipe elbow. Downpipes machine by uncoiling system, feeding guide system, roller system, cutting systems, finished products supporting material, hydraulic system and automatic control systems, etc. Supporting elbow molding machine for the appropriate colored drainpipe of bending and necking, mechanical control automated production, bending angle can be adjusted manually. The device products are widely used for steel buildings, villas, and other water pipeline. We can provide you (user) design of series of drainpipe machine and elbow machine.we also can do a custom-made roll forming machine, i.e. We can design the machine according to your specification and profile drawing. more details , please contact us without hesitationShanghai Nuo Fei Electrical Machinery co.,ltd. Ms. Cindy