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Section Bending


All ROUNDO Section Bending Machines offer:
  • Three-roll drive to minimize the risk of slipping.
  • Hydraulic drive with infinitely variable speed control except for the smallest machines.
  • Hydraulic adjustment of the lower roll.
  • Standard rolls for flat bars, angle bars, T-bars and square bars.
Check also the accessories/options list at the bottom of the page.
R-1 to R-6
  • Basic section bending machine for all types of section bending.
  • Guide rolls, manually adjusted, fixed to the swing arms.
  • Capacity: section modulus 4 – 96 cm³ depending on size.
  • Diameter of rolls 175 – 440 mm depending on size.
R-2-S to R-72-S
  • Section bending machine with enhanced versatility due to unique design of guide rolls.
  • Sizes from R-5-S are prepared for equipment for bending I, U and H-beams the hard way.
  • Capacity: section modulus 10 – 320 cm³ depending on size.
  • Diameter of rolls 220 – 550 mm depending on size.
R-8-S to R-15-S
  • Heavy duty machines designed for all types of section bending.
  • Machines are optimized for bending of I, U and H beams the hard way.
  • Separate hydraulic motors for all three rolls.
  • Capacity: section modulus 600 – 7000 cm³ depending on size.
  • Diameter of rolls 660 – 800 mm depending on size.
  • R-15-S is the biggest section bending machine in the world with a capacity to bend up to HE 800 the hard way.
4- Roll section bending machines type 4-R-2-S to 4-R-6-S
  • 4-Roll section bending machine where the sections are being pinched between top and lower roll, which are also the driven rolls.
  • Perfect machine for body shell components and similar three dimensional bending.
  • Hydraulic guide rolls offers total flexibility.
  • Capacity: section modulus 10 – 110 cm³ depending on size.
  • Diameter of rolls 188 – 400 mm depending on size.
A wide range of options and accessories are available. Examples:
  • Horizontal, vertical or combined design.
  • Hydraulic pulling roll unit for bending I, U and H beams the hard way.
  • Pushing roll unit placed underneath the upper roll.
  • Equipment for spiralling of pipes and flat bars.
  • Digital readouts showing positions on lower rolls and guide rolls.
  • Bending rolls for pipe, square and rectangular tubing and other special sections.
  • Positioning control, PLC-control and CNC-control.