How Does an Angle Iron Flange Ring Forming Machine Work?

Angle iron flange production equipment uses specialized ring-forming and flange machines to roll-bend angle steel or angle iron so that after forming the two legs remain perpendicular at 90° without edge flipping[8]. Details vary by machine, but these lines typically use a mechanical drive system with motor, reducer, gears, and drive rollers.

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In operation, angle steel or angle iron is placed on the machine. Under drive-system control, the feed rollers turn and bend the material from end to end. The process usually has several stages: the upper support roller lowers so the plate is fully seated; upper and lower rollers turn to bend the angle; rollers reverse so the leading end reaches between the lower support rollers; and the cycle repeats until a round profile is formed.

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This precise roll-bending suits HVAC ductwork, bridge formwork, chemical equipment, cable trays, and other mechanical industries. It can replace complex traditional steps such as plate blanking, butt joining, correction, and lathe work, saving oxygen, acetylene, labor, and raw material while improving efficiency and profitability.

Note that the exact working principle differs by model and manufacturer. In practice, refer to the operation manual or contact us for guidance.