Overview
Bota Self-Alignment Welding Rotators are engineered to eliminate the bottleneck of manual changeovers. Designed with a specialized pivoting roller mechanism, these units automatically adjust their swing angle to cradle vessels of varying diameters—from small pipes to massive wind tower sections—without requiring a single bolt adjustment. This “drop-and-weld” capability makes them the ideal choice for high-mix fabrication shops where speed and versatility are paramount. Beyond efficiency, the four-point contact design ensures a constant included angle, providing superior traction and protecting thin-walled workpieces from deformation by distributing the load more evenly than conventional setups.

Features
| Model | Load(T) | Wheel Dia(mm) | Wheel Width(mm) | Workpiece Diameter(mm) |
|---|---|---|---|---|
| BZT-5 | 5 | 250 | 120 | 300-2500 |
| BZT-10 | 10 | 300 | 170 | 400-3200 |
| BZT-20 | 20 | 300 | 200 | 600-3800 |
| BZT-30 | 30 | 300 | 200 | 650-4000 |
| BZT-40 | 40 | 350 | 220 | 700-4500 |
| BZT-50 | 50 | 350 | 220 | 700-5000 |
| BZT-60 | 60 | 425 | 220 | 800-5300 |
| BZT-80 | 80 | 425 | 220 | 1000-5500 |
| BZT-100 | 100 | 425 | 240 | 1200-6300 |
| BZT-120 | 120 | 425 | 240 | 1500-6600 |
| BZT-150 | 150 | 550 | 260 | 1600-7500 |
| BZT-200 | 200 | 550 | 300 | 1700-8000 |
| BZT-300 | 300 | 550 | 400 | 2000-8500 |
| BZT-400 | 400 | 600 | 500 | 2200-9000 |
| BZT-500 | 500 | 650 | 600 | 2500-9500 |
ZERO SETUP DOWNTIME
Automatic Diameter Adjustment
In a fast-paced production environment, time spent adjusting machinery is time lost. Bota Self-Alignment Rotators utilize a gravity-driven rocker arm system that instantly conforms to the workpiece size the moment it is loaded. This eliminates the tedious and dangerous process of manually repositioning wheel brackets, allowing your operators to switch between a 1-meter pipe and a 5-meter tank in mere seconds. The result is a seamless workflow that maximizes arc-on time and throughput.


OPTIMIZED WEIGHT DISTRIBUTION
Superior Traction & Workpiece Protection
Unlike conventional rotators that rely on two contact points, Bota Self-Aligning units feature a four-wheel design that cradles the vessel. This configuration significantly increases the friction area for better torque transmission while reducing the specific pressure on the vessel surface. This is critical when welding thin-walled stainless steel or aluminum tanks, as it prevents the indentation and plastic deformation often caused by concentrated point loads, ensuring the dimensional integrity of your final product.
Global Client Showcase
In multiple countries and regions around the world, we provide high-quality welding equipment and have successfully offered customized solutions to clients across various industries. Our customers span multiple sectors, including automotive manufacturing, construction, shipbuilding, aerospace, and more.
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