Circulating Air Separator: Efficient, Dust-Free Grain Cleaning
In grain processing, removing light impurities efficiently is essential for product quality, equipment protection, and environmental compliance. The circulating air separator is a smart solution for wheat, corn, rice, barley, oilseeds, and more.
In grain processing, removing light impurities efficiently is essential for product quality, equipment protection, and environmental compliance. The circulating air separator is a smart solution for wheat, corn, rice, barley, oilseeds, and more.
How It Works
The machine uses a closed-loop air circulation system. Grain enters the separation chamber, where rising air lifts dust, chaff, husks, and other light impurities. The dusty air is then cleaned through a cyclone or sedimentation system, and the cleaned air is recirculated back into the chamber. Unlike traditional aspiration systems, it does not exhaust dust into the workshop.
Key Advantages
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Energy saving: Up to 90% air reuse reduces power consumption by 15% or more.
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Dust-free operation: Closed-loop design keeps dust inside the machine, ensuring a cleaner workplace and easier environmental compliance.
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High separation efficiency: Multiple air passes and cyclone separation remove light impurities more effectively than conventional systems.
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Compact design: Low installation height and small footprint make it easy to integrate into new or existing production lines.
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Low maintenance: Fewer blockages, less downtime, and easy replacement of wear parts.
Typical Specifications
| Model | Rated Capacity(t/h) | Power(kw) | Supplement suction volume(m³/h) | Dimension(L*W*H)(mm) |
| TFXH100 | 65 | 0.75+2.2 | 600 | 1640×1005×1745 |
| TFXH125 | 83 | 0.75+2.2 | 650 | 2150×1005×1745 |
| TFXH150 | 100 | 1.1+2.2×2 | 720 | 2350×1005×1745 |
| TFXH180 | 105 | 1.1+3×2 | 760 | 2650×1005×1745 |
| TFXH200 | 120 | 1.1+3×2 | 800 | 2870×1005×1745 |
| TFXH250 | 150 | 1.5+3×2 | 1200 | 3370×1100×1745 |
Larger models are available for higher capacity requirements.
Applications
Circulating air separators are widely used in:
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Grain storage and pre-cleaning
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Flour mills
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Rice processing
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Feed mills
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Oilseed processing
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Seed cleaning
They can work as standalone units or be combined with vibrating screens, rotary separators, and destoners.
Conclusion
For grain processors looking to reduce costs, improve cleaning quality, and meet strict environmental standards, the circulating air separator is a reliable and cost-effective choice. Its energy efficiency, dust-free operation, and compact design make it suitable for almost any modern grain processing line.
Contact us today for a customized solution based on your capacity and material requirements.