Superior Build Quality for Unmatched Performance

Precision-Engineered Rollers
– Made from a unique material blend to ensure exceptional accuracy, durability, and surface quality.

Heavy-Duty Monoblock Steel Frame
– Constructed with ISMB-supported ribs across the length to minimize deflection under heavy loads.

Stress-Relieved & Corrosion-Resistant
Fabricated from tested steel plates, stress-relieved, and coated with epoxy primer for an extended lifespan.

Forged EN8 Rollers
– Designed for extreme durability, our rollers undergo forging to enhance strength up to five times more than standard market alternatives.

Compact & Efficient Transmission
– Featuring a low-maintenance torque transmission system for seamless power delivery and long-term reliability.

Gain The Monotech Advantage

High-Strength Forged Rollers

Ensuring superior durability and performance.

Precision Axis Positioning

Achieving unmatched accuracy in every roll.

Advanced Torque Transmission System

Delivering robust power with efficiency.

Innovative Frame Design

Engineered for stability and longevity.

Low-Maintenance System

Reducing downtime and operational costs.

Quiet Operation

Minimizing noise for a better working environment.

Enjoy the peace of mind that you are in good hands.

Product Range

Monotech Model No.	Working Length (mm)	Maximum Thickness	Pre Bend Thickness	Top Roll Dia	Bottom Dia	Side Rolls Diameter	Power HP
MT-DPRPM-4H-0620	2100	06	04	160	160	140	05
MT-DPRPM-4H-0820	2100	08	06	190	190	150	7.5
MT-DPRPM-4H-1020	2100	10	08	210	210	170	10
MT-DPRPM-4H-1220	2100	12	09	230	230	190	15
MT-DPRPM-4H-1620	2100	16	12	300	270	240	20
MT-DPRPM-4H-2020	2100	20	15	330	300	270	25
MT-DPRPM-4H-2520	2100	25	16	360	330	280	30
MT-DPRPM-4H-3220	2100	32	25	360	350	280	35
MT-DPRPM-4H-4020	2100	40	32	460	400	320	40
MT-DPRPM-4H-5020	2100	50	40	460	450	360	50
MT-DPRPM-4H-6020	2100	60	42	500	500	400	55
MT-DPRPM-4H-0825	2600	08	06	210	190	170	7.5
MT-DPRPM-4H-1025	2600	10	08	230	210	190	10
MT-DPRPM-4H-1225	2600	12	09	250	230	210	15
MT-DPRPM-4H-1625	2600	16	12	320	280	250	20
MT-DPRPM-4H-2025	2600	20	15	350	320	270	25
MT-DPRPM-4H-2525	2600	25	16	400	360	300	30
MT-DPRPM-4H-3225	2600	32	25	440	400	320	35
MT-DPRPM-4H-4025	2600	40	32	510	470	430	50
MT-DPRPM-4H-5025	2600	50	40	510	470	430	55
MT-DPRPM-4H-0830	3100	08	06	240	210	190	7.5
MT-DPRPM-4H-1030	3100	10	08	260	230	210	10
MT-DPRPM-4H-1230	3100	12	09	280	250	230	15
MT-DPRPM-4H-1630	3100	16	12	360	320	270	20
MT-DPRPM-4H-2030	3100	20	15	390	350	300	25
MT-DPRPM-4H-2530	3100	25	16	420	380	320	30
MT-DPRPM-4H-3230	3100	32	25	490	460	400	40
MT-DPRPM-4H-4030	3100	40	32	540	510	430	50
MT-DPRPM-4H-5030	3100	50	40	540	510	430	55

Unmatched Operational Efficiency & Benefits

✔ Superior Roll Accuracy & Repeatability – Achieves five times higher precision compared to conventional rolling machines, ensuring flawless results.
✔ User-Friendly Control Desk – Centrally located for seamless operation, allowing a single operator to manage all functions, including roll rotation, direction change, and height adjustment effortlessly.
✔ Effortless Shell Removal – A robust drop-end mechanism made from tested steel plates provides maximum opening between the top and bottom rolls, allowing easy removal of rolled shells without obstruction.
✔ Advanced Bearing & Tilting Mechanism – Equipped with spherical self-aligning bearings, enabling smooth cone bending and precise roller tilting for complex shapes.

Roll accuracy and repeatability at least five-fold higher than a conventional Rolling Machine.
The control desk is conveniently located on the machine and all functions like Roll Rotation, Roll Stop, Direction change & Roller up & down movement can be controlled/performed from the same desk. A single person can easily handle the machine till complete rolling of plate is done.
A sturdy and robust drop end made out of tested steel rolled plates is designed to give ease and convenience of function. The opening between top and bottom roll is maximum in this type of machine which makes it most convenient to remove rolled shell from machine without any hurdle.
Spherical Self-aligning bearings for easy cone bending facility & roller tilting facility.

Exceptional Operational Benefits

Pre-Pinching (Pre-Bending) for Seamless Edge Bending

Edge bending can be performed before or after shell rolling, depending on operator preference.
Thin plates can be rolled and pre-bent in a single pass, improving efficiency.

Effortless Cone Bending

Achieving precise cone bending geometry is simple with our K-series machines.
Inclined bottom rolls allow seamless cone formation, monitored and controlled via an advanced microprocessor system (available in select models).
Our control system ensures a precise return to parallel settings, delivering consistent accuracy for repetitive jobs.

High Productivity & User-Friendly Operation

Industry-leading efficiency in forming cylinders and cones.
Easy to install, operate, and maintain, requiring minimal operator training.
Robust construction minimizes wear & tear, extending machine lifespan.
Tropicalized oil cooling system supports uninterrupted operation in high-temperature environments.
Simplified hydraulic and electrical systems reduce downtime.
Readily available spare parts for quick servicing.

Versatility for Complex Shapes

Beyond cylinders and cones, our PLC-controlled machines can produce non-circular shapes like elliptical shells and oil tankers with precision.

Cost-Effective & Energy-Efficient Investment

Built for long-term reliability, our machines feature a failure-resistant linear guideway system and high operational precision, making them the ideal investment for both mass production and job shops.
A wide range of customizable accessories enhances machine capability, ensuring maximum ROI.
Energy-efficient design and low maintenance requirements guarantee minimal running costs.

Pre-Pinching (Pre-Bending) Excellence

Our machines allow pre-bending before or after rolling, giving operators full control based on their skill and production needs. Thin plates can be rolled and edge-bent in a single pass, enhancing efficiency and reducing processing time.

With rugged durability, unmatched precision, and superior flexibility, our Four Roll Plate Rolling Machines are the perfect solution for medium-to-heavy-duty fabrication requirements.

Monotech's Four Roll Plate Rolling Machines offer exceptional performance and versatility. Built for durability and precision, they are the ideal solution for medium-to-heavy-duty rolling applications, ensuring efficiency and accuracy in every operation

Surface-Hardened Rolls

Induction-hardened rolls with a surface hardness of 42 to 55 HRC, ensuring enhanced durability and extended lifespan.

Central & Side Shell Supports

Provides better operational stability, cost efficiency, and enhanced worker safety while improving productivity.

Hard Chrome-Plated Rolls

Specially designed for applications in the pharmaceutical and dairy industries, offering superior corrosion resistance and precision.

Tilting Table

Tilting tables assist in feeding plates at specific angles, especially useful for handling large-length plates with ease.

Powered Conveyors

Improves plate feeding efficiency, particularly for longer plates, enhancing machine performance and longevity.

CNC Control System (Under Development)

We are actively developing a state-of-the-art CNC system for our Four Roll Machines, bringing automation, accuracy, and ease of operation to the next level.

FAQs

What is a Four Roll Plate Rolling Machine?

A Four Roll Plate Rolling Machine is an advanced metal bending machine designed for rolling steel plates into cylinders, cones, and other curved shapes. Unlike traditional 3-roll machines, it offers greater precision, efficiency, and automation, making it ideal for heavy-duty industrial applications.

How does a Four Roll Plate Rolling Machine work?

This machine operates with four synchronized rollers:

The top roll remains stationary while the bottom roll moves vertically for grip.
The side rolls swing in a curved motion, shaping the metal into the desired form.
Pre-bending and rolling are done in a single pass, eliminating the need for manual repositioning.

What industries use Four Roll Plate Rolling Machines?

These machines are widely used in industries such as:

Heavy Fabrication – Oil tanks, silos, and wind towers
Shipbuilding – Hull and structural steel bending
Aerospace & Defense – Precision sheet metal bending
Automobile & Transport – Chassis and bodywork manufacturing
Renewable Energy – Wind turbine towers and pressure vessels

✔ High precision & repeatability – Ensures accuracy in every roll

✔ Faster production – Pre-bending and rolling in one operation

✔ Easy cone bending – No additional tools required

✔ Lower material wastage – Optimized rolling reduces scrap

✔ User-friendly operation – Requires minimal training

Yes! Apart from standard cylinders and cones, our machines can roll elliptical, oval, and custom-shaped shells, making them highly versatile for various applications.

Our high-precision rollers can handle a variety of materials, including:

✔ Mild Steel

✔ Stainless Steel

✔ Aluminum

✔ Copper & Brass

✔ Titanium & Specialty Alloys

🔹One-person operation – A single operator can handle the entire rolling process

🔹Pre-bending without plate flipping – Reduces handling time and increases efficiency

🔹CNC/PLC automation – Ensures precision and repeatability for large-scale production

🔹 Low maintenance & energy-efficient design – strong> Minimizes operational costs

Our machines come with Hydraulic and CNC-controlled options to suit different production needs. Custom configurations are available based on your power requirements.

Choosing the best machine depends on factors such as:

🔹Plate thickness & width – Determine the machine’s rolling capacity

🔹Material type – Different metals require specific rolling strengths

🔹Production volume – For high production, a CNC model is ideal

🔹 Custom shaping needs – Some applications require advanced roll configurations