Case_Spray Engineering_M346

When the bend is at the limit of standard machines: tight ID for the section, heavy bar, exotic material, large-diameter pressure vessel rings, square or rectangular sections, or production volumes that demand short flat ends and consistent geometry. A tailored machine sizes the side-roll force, drive torque and tooling to the exact application, which means

Both the ring bending and the spiraling work are hands-on processes. The operator reads the bar, walks around the machine, and adjusts pitch and roll position on the fly. A CNC system adds programming overhead and a fixed control station, which slows the workflow and limits visibility. A wireless Control Unit lets the operator stay

A spiraling machine is a section bending machine configured with special rolls and a hydraulic pitch unit so that the workpiece advances along its own axis as it bends, producing a helix rather than a flat ring. Standard section benders only roll in plane. Spiraling needs both the lift/pitch motion and the bending force to

Yes, provided the base machine is sized for the harder of the two jobs and the tooling can be swapped for the application. As an example, the SweBend SB3X-140 is used day-to-day for bending large support rings on pressure vessels, and the same machine spirals 100 x 30 mm S355 flat bar to ID 500

Square and rectangular sections deform very differently from round bar. The corners want to lift and the section wants to twist out of plane. Special rolls grip the section flats and constrain the corners through the bend, which keeps the bar in plane and prevents corner cracking. Without dedicated tooling you get scrap and inconsistent