R-ECO™ Series

  • Motorized Initial Pinch Three Roll
  • 3′-10′ Bending Lengths Standard -Custom Models available
  • 2.67″ – 8.66″ Top Roll Diameter
  • 12 Ga – 3/8″ Capacity
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Description

These initial pinch rolls are designed for small bending with low operation cost. R-ECO™ rolls feature robust cast iron frames (or steel welded frame, depending on size), chain and gearbox drive systems and electric motors with a magnetic break which eliminates drifting. They also offer foot pedals with forward, reverse, and emergency stop along with a safety wire and limit switch. A very economical, reliable, and efficient choice for your small parts needs.

 

RMT R-ECO Plate Roll Series Chart 2
RMT R-ECO A-B Plate Rolls Spec Sheet 2024
RMT R-ECO C Plate Rolls Spec Sheet 2024
RMT R-ECO D Plate Rolls Spec Sheet 2024


Testimonials of Some Plate Rolls

Testimonials of Other Machines:

RMT Plate Roll REV27 WEB
  • How to know your tooling

    Choosing the right tooling for your plate roll is essential to achieve accurate bends, smooth finishes, and consistent results. Here’s what to consider:

    1. Match Tooling to Material

    • Tooling should be compatible with the type and thickness of the metal you’re rolling.
    • Harder metals or thicker plates require stronger, larger-diameter rolls, while thinner, softer metals can use smaller-diameter tooling.

    2. Consider the Bend Radius

    • The roll diameter and tooling profile determine the minimum bend radius you can achieve without deforming the material.
    • Using the correct tooling ensures the bend is smooth and uniform across the plate.

    3. Tooling Types

    • Standard cylindrical rolls are suitable for most straight bends and general forming.
    • Cone rolls, V-dies, or contoured rolls are used for specialized bends or curves.
    • Your RMT representative can help match roll profiles to your intended applications.

    4. Tooling Maintenance

    • Keep tooling clean, lubricated, and free of nicks or damage.
    • Damaged tooling can produce inaccurate bends or surface defects.

    5. Consult Manufacturer Recommendations

    • Always refer to RMT’s tooling charts and specifications for your specific plate roll model. This ensures you’re using tooling rated for your machine’s tonnage, roll size, and material capacity.

    In short: Know your tooling by matching it to your material, required bend radius, and machine specifications, maintaining it properly, and consulting manufacturer guidelines. This ensures precise, safe, and repeatable results.

  • What types of rolls are available, and what are their advantages?

    Plate rolling machines come with different roll configurations that impact how material is fed, shaped, and finished. The most common options you’ll see — and the advantages they offer — include:

    2‑Roll Plate Rolls:

    • What they are: Two rolls (top and bottom) used for simple rolling of thinner materials.
    • Advantages:
      • Simple and low cost
      • Good for thin sheet or high‑volume batch rolling (e.g., cans or small cylinders)
      • Easy to automate in basic applications angleroller.com
      • Best for: Thin materials and high‑throughput, uncomplicated shapes.

    3‑Roll Plate Rolls:

    • What they are: Three‑roll machines with one top roll and two lower rolls arranged in a triangular or pyramid configuration.
    • Advantages:
      • Initial pinch or double‑pinch configurations let you clamp the plate for controlled, repeatable bends.
      • Lower cost and simpler design than four‑roll machines.
      • Good versatility for cylinders, cones, and standard curved shapes.
      • Typical use cases: General fabrication and standard bending jobs where pre‑bending and bending cycle times are acceptable for your workflow.

    4‑Roll Plate Rolls:

    • What they are: Four rolls — typically a top roll, a bottom roll, and two side rolls — that work together to grip and form the material.
    • Advantages:
      • High precision and control — the extra roll provides better material grip and reduces plate slippage.
      • Pre‑bend both ends without reloading — improves efficiency and reduces handling.
      • Better repeatability and accuracy, often with NC/CNC control options.
      • Faster cycle times and easier operation for thicker plates.
      • Best for: Production environments, thicker plate, and jobs needing higher accuracy or automation.

    Variable Geometry (3‑Roll) Rolls

    • What they are: Special three‑roll machines where the rolls can move laterally and vertically to adjust the bending radius and shape.
    • Advantages:
      • Greater flexibility with complex shapes
      • Ability to roll thicker or exotic materials than standard fixed rolls
      • Can handle tight radii and custom geometries without additional tooling
      • Best for: Complex or custom shapes and varied production needs.

    Pyramid or Specialty Rolls:

    • What they are: Rolls arranged in more than the standard configurations (like pyramid or segmented rolls) for specialized shapes.
    • Advantages:
      • Designed for specific shapes or large diameters like tanks, hoppers, or unique profiles.
      • Best for: Specialized fabrication projects requiring non‑standard bending approaches.
  • What is plate roll crowning?

    Plate roll crowning is a built-in adjustment in the rolls that compensates for roll deflection, ensuring even, precise bends across the entire plate. It’s especially important for wide, thick, or high-precision rolling applications.

  • What thickness and width of material can your plate rolls handle?

    RMT plate rolls are available for thin sheet work (e.g., ~12 ga) up through heavy plate (1 ¾″ or more) depending on model — and in widths from a few feet up to ~30 ft — so you can choose a configuration that matches your material thickness and width requirements.

  • How do I choose the right plate roll for my shop or production needs?

    Choose a plate roll that matches your material specs, roll length requirements, desired precision, and production volume, while also fitting your shop space and budget. If you’re unsure, providing your material type, thickness, width, and part diameter goals to your RMT representative will help them recommend the most suitable model for you.

  • Are RMT plate rolls adjustable for different radii or material types?

    RMT plate rolls are designed to be adjustable for different radii and material types through variable roll geometry, hydraulic positioning, and optional compensating features — giving you the flexibility to roll a wide range of jobs with accuracy and repeatability.

  • What maintenance is required to keep a plate roll operating efficiently?

    Efficient operation of an RMT plate roll relies on lubrication, inspection, hydraulic and electrical maintenance, cleanliness, and adherence to preventive schedules. Following these steps ensures consistent bending quality, prolongs the life of the machine, and keeps your shop productive.

  • What safety features are included on RMT plate rolls?

    RMT plate rolls include emergency stops, safety wiring and limit switches, protective covers, hydraulic assist features, and built‑in hydraulic pressure safety controls to help protect operators and keep rolling operations safe and reliable. These features — combined with proper training and standard safety practices — help create a safer work environment.

  • Does RMT provide training or technical support for plate roll operation?

    Yes — RMT provides training, technical support, and ongoing service assistance for plate roll customers, helping you learn how to operate safely and efficiently, troubleshoot issues, and maintain your machine for long‑term success.

  • How do I achieve precise and consistent bends with an RMT plate roll?

    Consistent, precise bends come from matching the right machine to your material, properly adjusting the rolls and crowning, using pre-bending when needed, maintaining the equipment, and applying careful operator technique. Following these steps ensures repeatable, high-quality rolling results with your RMT plate roll.

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