MACH | CNC SECTION ROLLS

POWER . PRECISION .  VERSATILITY 

MACH CNC section rolling machines deliver powerful, accurate and repeatable bending of steel sections, tubes and structural profiles. From compact 3-roll pyramid machines to heavy-duty CNC section bending systems, our range is engineered for controlled forming, consistent radii and efficient production across the UK & Ireland.

3-ROLL PYRAMID BENDING

Versatile three-roll technology delivers controlled forming of structural sections, tubes and profiles into arcs, rings and curved components.

STRUCTURAL STEEL FORMING

Bend angle iron, channels, beams, flat bar and other structural profiles using machines configured for your section sizes and applications.

PRECISION RADIUS CONTROL

Adjustable roll positioning provides controlled curvature, accurate bend radii and consistent results across repeat production.

INTELLIGENT CNC CONTROL

Programmable roll positioning and stored bending sequences simplify setup, reduce manual adjustment and improve repeatability.

VERSATILE PROFILE TOOLING

Interchangeable rolls and profile guides support different section geometries, bending orientations and forming requirements.

HEAVY-DUTY PERFORMANCE

Rigid machine construction, powerful drive systems and hydraulic forming capabilities support demanding structural bending applications.

ROLL CONFIGURATION

3-Roll Pyramid / Double-Pinch Systems

PROFILE CAPACITY

Angle / Channel / Beam / Flat Bar / Tube

FORMING CAPABILITY

Arcs / Rings / Curved Sections / Selected Spirals

CONTROL SYSTEMS

NC / CNC / Programmable Roll Positioning

MACHINE CONFIGURATION

Horizontal / Vertical / Hydraulic / Powered Rolls

Available configurations, profile capacities, CNC functions and minimum bending diameters depend on the selected machine model.

Technology & Features

ENGINEERED FOR EVERY CURVE

Advanced section rolling technology. Built around forming power, precision and versatility. Intelligent CNC controls, robust three-roll systems and specialised profile
tooling work together to deliver consistent curved components across a wide range of structural steel and metal forming applications.

01

PYRAMID ROLL TECHNOLOGY

Three-roll pyramid arrangements progressively bend material through controlled roll positioning. Different machine configurations accommodate light, medium and heavy structural profiles while supporting consistent curvature and repeatable forming.

02

INTELLIGENT CNC CONTROL

Available CNC systems provide programmable roll positioning, stored bending sequences and controlled forming operations. Repeatable machine settings help
reduce setup time and maintain consistency across production batches.

03

POWERFUL ROLL DRIVE

Heavy-duty drive systems deliver controlled material movement through the forming rolls. Depending on machine configuration, multiple driven rolls improve traction and support the processing of larger, heavier sections.

04

PROFILE GUIDING SYSTEMS

Adjustable lateral guide rolls and profile support equipment help control material alignment, twisting and unwanted deformation during bending, particularly when forming asymmetrical structural sections.

05

PRECISION FORMING TOOLING

Universal roll sets and dedicated profile tooling accommodate different section shapes and bending orientations. Correct tooling selection helps maintain component geometry and achieve consistent finished radii.

06

VERSATILE MACHINE CONFIGURATIONS

Horizontal and vertical operating arrangements, hydraulic roll adjustment and optional material handling equipment provide flexible forming solutions for different section sizes, component geometries and production environments.

‎ ‎ ‎ ‎‎ ‎ ‎ ‎MORE FORMING POWER. ‎ ‎ GREATER CONTROL. PRECISION IN EVERY CURVE.

M MACH | Metalwork Machinery

SECTION ROLLING QUESTIONS? WE’VE GOT ANSWERS

CNC SECTION ROLLS FAQ & KNOWLEDGE CENTRE

Choosing the right CNC section rolling machine depends on the profile type, material strength, section dimensions, minimum bending radius and production requirements. MACH supplies, installs and supports 3-roll pyramid and CNC section bending machines across the UK & Ireland, from versatile workshop equipment to heavy-duty structural steel forming systems.

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Explore section rolling capacities, profile configurations, control systems and available forming options.

A CNC section rolling machine is a metal forming machine that progressively bends structural steel sections, tubes and metal profiles into curved shapes using a series of powered and adjustable rolls. CNC control enables programmable roll positioning and repeatable bending operations, depending on the machine configuration.

A three-roll pyramid machine passes material between three forming rolls arranged to create a controlled bending force. By adjusting the position of one or more rolls, the operator changes the material’s curvature as it passes through the machine. Repeated passes may be required to achieve the finished bending radius.

Suitable section bending machines can process mild steel, stainless steel, aluminium and other appropriate metals.Common profiles include angle iron, channels, flat bar, round and square bar, circular tube, box section and selected structural beams. The available capacity depends on the profile geometry, material grade, tooling and machine specification.

Section rolls are designed to bend structural profiles such as angles, channels, beams,
bars and tubes into arcs, rings and curved sections.
Plate rolls are designed primarily to form flat sheet metal and plate into cylinders, cones and curved surfaces. Although both processes use rolling technology, the machines have different forming arrangements and tooling requirements.

Section rolling progressively bends material through multiple rolls to produce larger-radius curves, rings and arcs. Rotary draw bending forms the material around a fixed-radius bend die, making it particularly suited to defined bends and angles in tube or pipe. Section rolling is generally preferred for long, gradual curves and large-radius structural components.

Yes. Heavy-duty section bending machines can be configured to bend I-beams, H-beams, channels and other structural profiles. Specialised roll tooling and lateral guiding systems may be required to control twisting and maintain section geometry.
The machine must be selected according to the beam dimensions, bending orientation, material strength and required radius.

Easy-way bending forms a profile around its weaker bending axis, which generally requires less forming force. Hard-way bending forms the section around its stronger axis and typically requires greater force. The same profile can therefore have significantly different rolling capacities depending on its orientation.

The minimum achievable bending radius depends on the profile type, section dimensions, material properties, roll geometry and machine capacity.
Tighter radii may require additional forming passes or dedicated tooling. Manufacturer capacity charts should be used to confirm the achievable finished diameter for each section.

Yes. Section rolls can form material into circular rings and curved components. Depending on the application, the finished section may require trimming and welding to produce a closed ring. The amount of straight material remaining at the ends depends on the machine configuration and pre-bending capabilities.

NC machines provide controlled roll positioning and selected programmable functions.
CNC section rolling machines offer more advanced programming, stored bending
sequences and coordinated control of available machine axes. CNC systems are particularly beneficial where repeatability, component consistency and efficient batch production are important.

Suitable section bending machines can produce spirals and more complex curved geometries when equipped with the necessary tooling and control systems.
Three-dimensional forming and spiral bending may require dedicated machine configurations or optional equipment.

Yes. Certain section bending machines can operate in horizontal and vertical
configurations. Horizontal arrangements can simplify the handling of longer or heavier sections, while vertical arrangements may be convenient for smaller profiles and workshop applications. The available operating positions depend on the machine design.

Start with the largest section you need to bend, its material grade, the required finished
radius and whether bending is performed in the easy-way or hard-way orientation.
Consider roll drive, shaft dimensions, tooling, control system, production volume and
material handling. MACH can review your drawings and profile requirements to help select the appropriate machine capacity and configuration.

Yes. MACH provides machinery installation, commissioning and operator training across the UK & Ireland. Our team helps customers understand machine setup, roll positioning, tooling selection and safe operating procedures.

MACH provides technical support, maintenance assistance and spare parts support for the machinery we supply throughout the UK & Ireland. Our focus is on helping customers maintain machine reliability, minimise downtime and achieve consistent forming performance.