3 Roll Plate Bending Machine
Category: Metal Processing
Product Code: 3R SBS
HS Code:
Hydraulic 3-Roll Plate Bending Machine: Strong, Simple and Precise Rolling for Thin and Thick Plate
Flat plate becomes useful the moment it is rolled into a cylinder, a cone or a curved panel. The SBFM Hydraulic 3-Roll Plate Bending Machine (3R SBS) is built to make that step fast and dependable. It bends thin or thick sheet plates to the desired curvature, forms full circles, semicircles and cones, and can even roll very small diameters. Its hydraulic cylinders deliver steady force, so production stays smooth from the first plate to the last.
Quick Product Facts
- Product: Hydraulic 3-Roll Plate Bending Machine
- Product code: 3R SBS
- Manufacturer: SBFM Machinery, Konya, Türkiye
- Category: Metal Processing
- Process: Hydraulic roll bending of plates into cylinders, cones and arcs
- Roll arrangement: Three rolls: one top roll and two driven bottom rolls
- Drive: Hydraulic cylinders for roll movement
What Is a 3-Roll Plate Bending Machine?
A 3-roll plate bending machine, also called a three-roller plate roll, shapes plate by three-point bending. The two bottom rolls drive the plate forward through friction, while the top roll presses down and sets the curvature. With every pass the top roll moves closer, the curve becomes tighter and the plate gradually closes into a cylinder.
Because the design is compact and mechanically simple, it is easy to learn, easy to service and cost effective.
Hydraulic Power for Thin and Thick Sheet
Hydraulic cylinders move the rolls with smooth, adjustable force, so the same machine can handle light sheet and heavy plate. Operators set the position of the top roll precisely and repeat it from part to part, which keeps diameters consistent across a whole batch. Even very small diameters can be formed, within the limits of the roll size, and conical parts can be rolled as well.
Key Features and Benefits
- Three-roll design that is compact, robust and easy to operate
- Hydraulic cylinders for smooth, powerful and adjustable roll movement
- Wide shape range: full circles, semicircles and conical shapes
- Thin and thick plate capability on a single machine
- Small diameters possible within the roll limits of the model
- Rigid welded body that keeps accuracy under heavy load
- Movable control panel for comfortable and safe operation
Pre-Bending the Plate Ends
Every three-roll machine leaves a short straight section at each end of the plate, because the end cannot reach the point of bending. They pre-bend the ends in a press with a die, add extra plate length and trim it off after rolling, or use the machine itself with a few simple setups. Pre-bending first gives a rounder cylinder, cleaner seams for welding and less waste. If you need pre-bending built into the same setup, ask us about our 4-roll models.
Materials You Can Bend
The machine rolls carbon steel, stainless steel, aluminum and other bendable plate materials. Maximum thickness and width depend on the model and on the material's yield strength, and harder grades reduce the thickness you can roll. Always confirm capacity for your specific material, thickness and plate width before ordering.
Applications
- Tanks, silos and hoppers
- Pressure vessels, boilers and heat exchangers
- Pipes, tubes and ducting made from rolled plate
- Chimneys, towers and steel structure components
- Shipbuilding and general heavy fabrication
- HVAC, food and chemical process equipment
Tips for Perfect Rolling
Keep the plate and rolls clean before every pass, because scale and chips mark the surface. Allow for springback by rolling slightly past the target and checking with a template. Bend gradually in several passes rather than forcing the radius at once.
Part of a Complete Sheet Metal Forming Range
SBFM Machinery has built sheet metal forming machines in Konya since 1998. Alongside plate bending machines, our range includes hydraulic dishing presses, flanging machines, profile and pipe bending machines, polishing machines for dished heads and special corrugated and grooved rolls. A single partner can equip your workshop from shells to tank heads, rings and pipes.
Why Choose SBFM Machinery?
Machines are designed, cut, welded, machined, assembled and tested in our own facilities, and our quality policy rests on customer satisfaction. We believe we grow together with our customers, so we listen first and recommend the model that fits your work, not simply the largest one. Technical guidance and spare parts help keep your machine productive for years.
How to Choose the Right Machine
- Maximum plate thickness, width and material grade
- Smallest cylinder diameter you need to roll
- Whether you need cone bending or pre-bending built in
- Control level and production volume
- Available floor space and power supply
Maintenance for Long Service Life
Keep the rolls clean, check hydraulic oil level and filters, and inspect hoses and fittings for leaks. Lubricate bearings and guides as described in the manual and protect the machine from scale and chips. A simple preventive routine keeps rolling accurate and reliable for many years.
Frequently Asked Questions
What can the machine do? It bends thin and thick sheet plates into full circles, semicircles and cones, including very small diameters.
Should I choose three rolls or four? Three rolls offer a simple, cost-effective machine for general work. Four rolls add built-in pre-bending and pinching for shorter flat ends.
How do I choose the capacity? Send us your plate thickness, width, material and smallest diameter, and our engineers will recommend the right model.
Request a Quote on MachineWorld.biz
Ready to roll with confidence? Contact us at +90 542 479 69 00 or export@MachineWorld.biz, or explore SBFM machines on MachineWorld.biz and request your quote today.
Precise rolling. Reliable production. Request a quote today.
Hydraulic Cylinder Machine
3 Batch Hydraulic Cylinder Sheet Bending Machine exhibits superior performance in bending thin or thick sheet plates in the industry at the desired inclination, full circle, semicircular and conical shapes. This machine has the ability to shape thick and thin sheets, even very small diameters, with its bending feature, which optimizes production processes.