3-Roll Plate Rolling Machine
Product Overview
Our state-of-the-art 3-Roll Plate Rolling Machines are engineered for effortless operation, high efficiency, and energy-saving performance. Designed to handle heavy-duty plate rolling, these machines ensure precision bending with minimal material waste.
Monotech’s advanced linear-guided 3-roll system provides a significant advantage to your fabrication infrastructure—enhanced efficiency, superior edge bending accuracy, reduced operational costs, and long-term durability.
Applications of 3-Roll Plate Rolling Machine
Plate & Sheet Rolling
Accurate rolling of metal sheets and plates into cylindrical shapes for fabrication, ensuring consistent curvature and minimal deformation.
Tank & Vessel Manufacturing
Used in forming shells for storage tanks, pressure vessels, and industrial containers with high precision and repeatability.
Cone Rolling Applications
Efficient formation of conical components required in fabrication, ducting, and custom engineering applications.
Pre-Welding Preparation
Ensures properly rolled plates for seamless welding operations, improving joint quality and reducing rework.
Light to Medium Fabrication Work
Ideal for workshops and industries handling mild steel, stainless steel, and aluminum for general fabrication needs.
Operational Benefits
Pre-Pinching (Edge-Bending)
Product Range
| Monotech Model No. | Working Length (mm) | Maximum Thickness | Pre Bend Thickness | Top Roll Dia | Bottom Dia | Side Rolls Diameter | Power HP |
|---|---|---|---|---|---|---|---|
| MT- DPPRM- 4H- 0620 | 2100 | 06 | 04 | 160 | 160 | 140 | 05 |
| MT- DPPRM- 4H- 0820 | 2100 | 08 | 06 | 190 | 190 | 150 | 7.5 |
| MT- DPPRM- 4H- 1020 | 2100 | 10 | 08 | 210 | 190 | 175 | 10 |
| MT- DPPRM- 4H- 1320 | 2100 | 13 | 10 | 230 | 210 | 190 | 10 |
| MT- DPPRM- 4H- 1620 | 2100 | 16 | 12 | 270 | 250 | 220 | 15 |
| MT- DPPRM- 4H- 2020 | 2100 | 20 | 16 | 300 | 270 | 240 | 20 |
| MT- DPPRM- 4H- 2520 | 2100 | 25 | 20 | 330 | 300 | 250 | 20 |
| MT- DPPRM- 4H- 3020 | 2100 | 30 | 24 | 360 | 330 | 270 | 25 |
| MT- DPPRM- 4H- 3220 | 2100 | 32 | 25 | 360 | 350 | 280 | 25 |
| MT- DPPRM- 4H- 3520 | 2100 | 35 | 28 | 380 | 350 | 300 | 30 |
| MT- DPPRM- 4H- 4020 | 2100 | 40 | 32 | 400 | 360 | 320 | 30 |
| MT- DPPRM- 4H- 5020 | 2100 | 50 | 40 | 460 | 430 | 380 | 40 |
| MT- DPPRM- 4H- 0625 | 2600 | 06 | 04 | 190 | 190 | 150 | 05 |
| MT- DPPRM- 4H- 0825 | 2600 | 08 | 06 | 210 | 190 | 170 | 7.5 |
| MT- DPPRM- 4H- 1025 | 2600 | 10 | 08 | 230 | 210 | 190 | 10 |
* Capacities rated for MS. (LTS 45g/mm²) Bending capacities stated are only representative and non dinding. Allow extra capacity nditions. Right to change specification, features without entice reserved. Compliance with safety requirements as per local regulations is responsibility of the user
Design & Construction
- ✔Three-Roll Configuration The top roll remains fixed, while the bottom roll moves vertically to grip the plate, ensuring accurate pre-bending.
- ✔Side Roll Adjustment The side roll is adjustable for gradual bending, enabling smooth shell formation.
- ✔Hydraulic Drive System – The top roll is power-driven through hydraulic motors and planetary gearboxes for maximum torque and precision.
- ✔Monotech Hydraulic Cylinder Synchronization – Maintains perfect parallelism of hydraulic cylinders for consistent bending.
- ✔High Productivity Ideal for mass production of cylinders, pipes, and conical shells, reducing setup time and increasing throughput.
- ✔Versatile Shape Rolling Apart from standard cylinder rolling, the machine can also form cones, oil tanker shells, and elliptical profiles.
- ✔CNC-Compatible The machine configuration supports CNC automation, allowing for repetitive precision in high-production environments.
What Makes Our Design Unique?
- ✔High‑Force Pre‑Bending:4‑roll hydraulic platform enables true double pre‑pinch at both edges, improving roundness near the seam and minimizing weld gaps on thicker or variable plates.
- ✔Precision Radius Control: Proportional hydraulics with linear feedback ensures smooth, repeatable side‑roll motion for consistent curvature across the sheet length.
- ✔Power Under Load:High‑torque hydraulic drives sustain rolling speed and traction under varying thickness, preventing stalling or scuffing and maintaining surface quality.
- ✔Built for Harsh Duty: Hardened rolls, wear strips, and dust‑sealed bearings safeguard critical components, extending service life in abrasive scrap environments.
- ✔Maintenance‑Friendly:Cartridge valve manifolds, advanced filtration, and easy access to cylinders and guides streamline servicing and reduce downtime during inspections.
Control & Handling
- ✔HMI Workflows: User-friendly interface with material selection and recipe management for thickness, yield, crown, passes, and speed. Live charts track load, flatness, and energy use, with alarm history and maintenance scheduling.
- ✔Assisted Setup: Auto-recommendations for crown and penetration based on material properties; teach mode stores proven parameters for quick reuse.
- ✔Recipe Management: Pre-set and recallable material recipes ensure consistency and reduce setup time.
- ✔Remote Monitoring: Secure connectivity for live diagnostics, alarm logs, and predictive maintenance alerts.
- ✔Training & SOP: On-site commissioning, safety sessions, operator/maintenance SOPs, and QA documentation templates ensure safe, consistent adoption.
- ✔Error-proofing & Safety: Interlocks, guided workflows, and alarm-driven prompts prevent operator errors and material damage.
- ✔Data and Analytics: Automatic logging of runs, deviations, and KPIs supports quality control and process optimization.
- ✔Operator Ergonomics: Intuitive multilingual touch interface with simplified navigation reduces fatigue and error.
Key Features & Accessories
Performance-Driven Design
Three-Roll Configuration
The top roll remains fixed, while the bottom roll moves vertically to grip the plate, ensuring accurate pre-bending.
Side Roll Adjustment
The side roll is adjustable for gradual bending, enabling smooth shell formation.
Hydraulic Drive System
The top roll is power-driven through hydraulic motors and planetary gearboxes for maximum torque and precision.
Monotech Hydraulic Cylinder Synchronization
Maintains perfect parallelism of hydraulic cylinders for consistent bending.
High Productivity
Ideal for mass production of cylinders, pipes, and conical shells, reducing setup time and increasing throughput.
Versatile Shape Rolling
Apart from standard cylinder rolling, the machine can also form cones, oil tanker shells, and elliptical profiles.
CNC-Compatible
The machine configuration supports CNC automation, allowing for repetitive precision in high-production environments.
Want to Know More?
Download our brochure or request more information to learn how Monotech can help you achieve your manufacturing goals.
The MONOTECH Advantage
Monotech Engineers operates with a modern, well-equipped manufacturing facility designed for precision engineering and heavy fabrication. Our infrastructure supports high-capacity production, ensuring seamless handling of raw materials, machining, assembly, and quality inspection — all under one roof. This enables faster turnaround, consistent quality, and reliable delivery timelines.
With over three decades of industry experience, Monotech Engineers has built a strong reputation in sheet metal machinery and industrial solutions. Our deep engineering expertise allows us to understand complex customer requirements and deliver machines that perform with precision, durability, and efficiency in demanding environments.
Our machines are widely used across diverse industries including automotive, fabrication, construction, and heavy engineering. From precision CNC machines to robust forming solutions, Monotech products are trusted for their performance, accuracy, and long operational life.
We believe in building long-term partnerships, not just delivering machines. Our growing base of satisfied clients reflects our commitment to quality, service, and continuous support. From installation to after-sales service, we ensure our customers operate with confidence and reliability.
Build Quality & Benefits
Heavy-Duty Machine Structure
Our 3 Roll Pre Pinching Plate Rolling Machines are built with a high-strength, welded steel frame designed for continuous heavy-duty operation. The structure undergoes stress-relieving treatment to eliminate internal stresses, ensuring long-term durability, high rigidity, and consistent rolling accuracy.
Pre-Pinching Mechanism
The machine features an advanced pre-pinching system that allows precise bending of plate edges before rolling. This minimizes flat ends and reduces the need for reworking, resulting in improved productivity and high-quality finished components.
Precision Rolling System
Equipped with synchronized hydraulic movement, the rollers apply uniform pressure across the plate width. This ensures accurate curvature, smooth rolling, and repeatable performance for cylindrical and conical shapes.
Hardened & Ground Rollers
Rollers are manufactured from premium alloy steel, induction hardened and precision ground for superior wear resistance. This guarantees long service life, consistent performance, and excellent surface finish on rolled plates.
Precision Rolling System
Equipped with synchronized hydraulic movement, the rollers apply uniform pressure across the plate width. This ensures accurate curvature, smooth rolling, and repeatable performance for cylindrical and conical shapes.
Hardened & Ground Rollers
Rollers are manufactured from premium alloy steel, induction hardened and precision ground for superior wear resistance. This guarantees long service life, consistent performance, and excellent surface finish on rolled plates.
Hydraulic System Efficiency
The machine is powered by a high-performance hydraulic system that delivers smooth, controlled motion with optimal force distribution. This reduces energy consumption while maintaining high rolling efficiency and operational stability.
Ease of Operation & Control
User-friendly controls allow operators to easily adjust rolling parameters and positioning. This reduces manual effort, enhances accuracy, and ensures consistent output across production batches.
Low Maintenance & High Durability
Designed with high-quality components and precision machining, the machine requires minimal maintenance. Its rugged construction ensures durability, reduced downtime, and long operational life.
Versatility & Application Flexibility
The machine is capable of handling a wide range of plate thicknesses and materials. It is ideal for rolling cylinders, cones, and structural components used across fabrication, pressure vessels, and heavy engineering industries.
Safety & Reliability
Integrated safety features such as overload protection, emergency stop systems, and controlled roller movement ensure operator safety. The machine is designed for reliable, long-term operation with minimal maintenance requirements.
