Industrial hot air system for spray dryers
In critical spray drying operations, maintaining a consistent hot air supply at specific temperatures and volumes is essential. Traditional heating methods may fall short, leading to inefficiencies or safety risks, especially in large-scale drying plants demanding reliable and precise thermal inputs.

Ensure reliable hot air supply with Gea engineering
The HotSwirl Indirect Heater by GEA is designed to supply consistent hot air at precise temperatures for spray and fluid bed dryers. Engineered with high mechanical integrity, this heater offers reliable service life and best-in-class efficiency through its advanced heat recovery system. Suitable for new builds or retrofits, the HotSwirl Indirect Heater can handle capacities from 2500 Kg/hour to 50,000 Kg/hour and temperatures ranging between 220°C and 250°C. It can also be configured in parallel arrangements to support very large-scale plants, thereby reducing total cost of ownership. Whether installed horizontally or vertically, indoors or outdoors, the heater’s versatility ensures compatibility with a wide range of spray drying applications.
Benefits
- Consistent hot air supply for precise drying
- High efficiency with advanced heat recovery
- Long service life and robust mechanical integrity
- Flexible installation options for new and retrofit projects
- Handles high capacities for large-scale operations