Fan Impeller Balancing Machine
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YFW-5000/YFW-6000
Hard-bearing balancing machine for dynamic balancing of fan impellers and blowers
The YFW-5000 and YFW-6000 are hard-bearing balancing machines designed for medium- and large-scale fan manufacturers. These fan impeller balancing machines feature a large impeller diameter capacity (up to 2500 mm and 3000 mm respectively) and high driving torque, making them ideal for balancing heavy-duty fan rotors. Their flexible configuration allows users to choose between an integrated or split/modular machine base, depending on production capacity and process requirements, ensuring adaptability to different manufacturing environments.
Specifications
| Model | ||
| Workpiece weight | 200-5000kg | 500-6000kg |
| Max. workpiece diameter | 3000mm | 3000mm |
| Journal diameter of workpiece | 60-300mm | 60-300mm |
| Distance between two bearing supports | 400-2500mm | 400-3500mm |
| Balancing speed (stepless speed control) | 180-1400r/min | 180-1400r/min |
| Unbalance reduction ratio (URR) | ≥90% | ≥90% |
| Min. achievable residual unbalance (eMar) | 1.gmm/kg | 1.g.mm/kg |
Features
- High load capacity and suitability for large-diameter rotors
- Low balancing speed with stepless speed regulation for safe and precise testing
- Optional split-base structure lowers the center of gravity of the rotor, significantly enhancing machine stability and safety
- Equipped with advanced electrical measurement systems: the ZL-220 embedded unit and the ZL-2 industrial control system, both developed in-house with proprietary technology
- Offers improved stability and faster performance compared to previous models, featuring accurate measurement, strong human-machine interaction, and advanced functionality
- Sturdy H-type support frame with lightweight yet reliable structure, providing low damping, high rigidity, and accurate vibration response

