A high-quality and high-performance roller frame ensures efficient and time-saving welding operations, while also reducing costs.
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Product Overview

20Ton Self-Aligning Welding Rotator is a heavy-duty welding auxiliary equipment for medium and large cylindrical workpieces.It adopts automatic self-adjusting structure and VFD stepless speed control, realizing stable and precise rotating welding for tanks, pipes and pressure vessels.
Applicable Diameter: 500mm - 4000mm
Rotation Speed: 0.1-10r/min
Operation: Handheld Control Box
Voltage: 380V / Customized
Product parameters
|
Item |
Specification |
|---|---|
|
Rated Load Capacity |
20 Ton |
|
Equipment Type |
Full Self-aligning Welding Rotator |
|
Speed Control System |
VFD Stepless Speed Regulation |
|
Roller Material |
High Wear-resistant PU Rubber |
|
Main Frame Material |
Thickened Carbon Steel, Integral Welding |
|
Operation Mode |
Handheld Control Box + Emergency Stop |
|
Matching Motor Power |
Customized according to standard configuration |
|
Working Voltage |
380V 50/60Hz / Support Custom Voltage |
|
Adaptable Workpiece |
Cylindrical metal workpieces (tank, pipe, boiler) |
|
Working Noise |
Low noise ≤65dB |
|
Running Accuracy |
Stable synchronous rotation, no slipping |
|
Certification Standard |
CE / ISO9001 |
|
Custom Service |
OEM / ODM Available |
Core advantages

1. Automatic Self-alignment
Rollers auto adapt to different cylinder diameters, no manual spacing adjustment needed.

2. VFD Stepless Speed Control
Smooth adjustable rotation speed ensures uniform welding beads and high welding quality.

3. Heavy Load & Stable Operation
Reinforced steel structure supports 20-ton heavy load without shaking or deformation.

4. Wear-resistant PU Rollers
High-quality anti-slip PU wheels protect workpiece surface and ensure synchronous rotation.
Factory-installed equipment

Standard Equipment
- 1 set driving and driven roller group,
- thickened carbon steel frame,
- original VFD frequency inverter,
- handheld control box,
- complete power and control cables,
- full set of assembly fasteners,
- English operation and maintenance manual,
- factory test report.
Optional Equipment
- Electric foot switch,
- wireless remote controller,
- anti-drift correction device,
- reinforced protective cover,
- extended control cable,
- high-temperature resistant rollers,
- customized voltage system,
- auxiliary support roller group and other personalized accessories.

Application scope
Industrial Pressure Vessel Production
Water Purification & Wastewater Equipment
New Energy & Power Industry
Engineering & General Machinery
Transport & Storage Vessel Manufacturing
Wind Power & New Energy
Environmental & Water Treatment Facilities

Product packaging



Company Certificate

Customer feedback

FAQ
Q:1.What is the load capacity of this welding rotator?
A:This is a 20-ton full self-aligning welding rotator, designed for stable load-bearing of 20-ton cylindrical workpieces.
Q:2.Is it fully self-aligning type?
A:Yes, it adopts automatic self-adjusting structure, rollers adapt to different pipe and tank diameters without manual adjustment.
Q:3.Does the machine support speed adjustment?
A:Equipped with brand VFD inverter, supporting stepless speed regulation to match various welding requirements.
Q:4.Will the PU rollers scratch the workpiece surface?
A:Adopts high elastic anti-slip PU rollers, which protect the workpiece from scratches and ensure synchronous rotation.
Q:5.Can I customize voltage and accessories?
A:Yes, we support OEM customization for voltage, rollers, remote control and other functional upgrades.
Q:6.What is the delivery time and packaging?
A:Standard delivery time is 15-20 working days. Adopt export fumigation-free wooden box packaging for safe transportation.
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