A single table laser

W12 series 4 Rolls Hydraulic Plate Rolling Machine

  • Easy to operate, the various rolling method
  • High efficiency and energy saving
  • Pre-bend and cone bending device

W12 series 4 Roll Hydraulic Plate Bending Machines widely used for the pre-bending and tube rolling in the industry of pressure vessels, machinery, hydropower, construction, etc.

Meanwhile, this 4 rolls rolling machine also have a roundness correction and leveling function.

Rolling thickness: 12mm – 40mm
Bending Width:2000mm – 4000mm

W12 series 4 Rolls Rolling Machine Features
  • 4-Roll double pinch design for pre-bending both sides of the plate before rolling
  • Electro welded and stress relieved frame construction
  • High-quality components used throughout
  • Permanent lubrication system – all parts are lubricated and sealed during assembly
  • C45 forged steel rolls, induction hardened
  • Crowning on rolls to compensate for deflection during the bending process
  • Three rolls driven by hydraulic motors with gearboxes directly coupled to the rolls
  • Planetary roll movement reducing friction and maintaining precision
  • Rolls mounted on high load rated sealed double roller bearings
  • Massive torsion bars with sophisticated hydraulic valves to ensure roll parallelism
  • Hydraulic drop end and automatic top roll balancing for material removal
  • Hydraulic up & down movement of the bending rolls
  • Cone bending system
  • Safety system to conform to EU norms
  • Mobile control console
W12 series 4 Rolls Rolling Machine Technical Specification
ModelMaximum rolling thicknessMaximum rolling widthPlate yield limitRolling speedPre-bending plate thicknessLoaded with minimum diameterThe upper roller diameterRoll diameterSide of the shaft diameterMain motor powerL x W x H
Main Components of W12 4-roller Rolling machine

42CrMo Alloy Steel Work Roller

Hydraulic system

Yuken brand valve from Japan

Release Device

Hydraulic drop-end for easy removal finished goods

Electric cabinet

Schneider electrical components

PLC Control System

Human machine interface

Cone bending device

Rolling for cone products

Application Industries

This series of machines can roll metal sheets into cylindrical, arc, sector, cone and other workpieces. It is a general equipment specially used for sheet metal bending, forming, and correction. It is used in shipbuilding, chemical industry, boilers, water and electricity, pressure It has a wide range of applications in various industries of container and machinery manufacturing.

Quality Control

InRyant CNC Tech meets the demands of customers for high-quality products with a strict quality control system.
Our factory has advanced test equipment and a team of excellent mechanical engineers.
We also ensure the stability and traceability of the spare parts, so as to get excellent products with superior quality.
Through strict quality management, the factory controls potential quality risk from the beginning to the finishing of machines.

Packaging and shipment

1.Anti-collision package edge: All parts of the machine are covered with some soft materials, mainly the use of pearl wool
2.Fumigation wooden box: Our wooden box is fumigated, do not need to check the wood, saving the transport time.
3.Whole film packaging the machine: Avoid all damage that may occur during the delivery. Then we will cover the machine with plastic film tightly to avoid water and rust. The outermost is a wooden box with a fixed template.


Q: There are so many machine types, which one should I choose?

A: Please communicate with us via inquiry or email, we can guide you.

Q: This is my first time buying your machine; I have no ideas about your machine’s quality?

A: Each machine is strictly produced based on standard certifications. We are confident to tell customers that there is no need to worry about our quality. Welcome you visit our factory anytime

Q: When I got this machine, but I don’t know how to use it. What should I do?

A: There are video and English manuals with the machine. If you still have any doubts, we can talk by telephone. we supply 24 hours online service.

Q: If some problems happen to this machine during the warranty period, what should I do?

A: We will supply free parts during the machine warranty period if the machine has some problems. While we also supply free life long after-sales service.

Q: Machine delivery time?

A: Within 20-30 working days after get your payment.

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