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Product features
✅ Zero Purge Loss – Maximum Energy Savings
Uses external ambient air (not compressed air) for regeneration, eliminating compressed air consumption. Achieves up to 40–70% energy savings compared to conventional dryers.
✅ Stable Low Dew Point
Delivers consistent pressure dew points as low as -40°C to -70°C, ensuring reliable performance even in high-humidity environments (tested up to 85% RH).
✅ Efficient Dual-Cooling Design
Features a dual-cooler system that fully cools the desiccant bed during the cooling phase, optimizing adsorption performance for the next cycle.
✅ Robust & Reliable for 24/7 Operation
Engineered for continuous industrial use with long cycle times (typically 4–8 hours), reducing valve wear and maintenance frequency.
✅ Wide Application Adaptability
Operates effectively across varied conditions: inlet temperatures up to 45°C, working pressures 0.5–1.0 MPa, and ambient temperatures 0–45°C
Technical Parameters
| SGD Series Zero Loss Blower Heat Desiccant Air Dryer | |||||
| Model | SGD-25 | SGD-30 | SGD-40 | SGD-50 | |
| Capacity | m3/min | 27 | 34 | 45 | 55 |
| Heating power | kW | 18 | 24 | 32.4 | 42 |
| Blower power | kW | 4.2 | 5.5 | 7.2 | 8.8 |
| Air pipe connection | DN80 | DN80 | DN100 | DN100 | |
| Weight | Kg | 1720 | 2060 | 2750 | 3430 |
| Dimension | L | 1900 | 2100 | 2530 | 2750 |
| W | 1550 | 1550 | 2180 | 2390 | |
| H | 2880 | 2100 | 2920 | 3100 | |
Main Applications
1. Electronics & Semiconductors: Precision manufacturing, SMT assembly, cleanrooms
2. Food & Beverage: Packaging lines, pneumatic conveying, product contact
3. Pharmaceutical & Medical: Critical process air, fermentation, tablet coating
4. Automotive: Painting lines, robotic assembly, pneumatic controls
Chemical & Petrochemical: Instrument air, process control, material handling
5. Steel & Metallurgy: Furnace operations, continuous casting lines
6. Textile & Fiber: Air-jet looms, spinning, drying processes
7. Mining & Cement: Plant air, instrumentation, pneumatic conveying.
FAQ
1. What is a zero loss blower heat desiccant air dryer?
It’s an energy-efficient compressed air dryer that uses pressure swing adsorption (PSA) and external blower-assisted heat regeneration. Unlike conventional dryers, it uses no compressed air for regeneration, eliminating air loss and reducing energy consumption while maintaining dew points as low as -40°C to -70°C.
2. How much energy can I save?
Compared to traditional heatless or heated purge dryers, energy savings range from 40% to 70%. For 24/7 operations, this means thousands of dollars in annual electricity savings—ideal for large-scale industrial use.
3. Which industries benefit most?
These dryers are ideal for applications requiring continuous, low-dew-point air with high efficiency, including:
Electronics & semiconductors
Food & beverage
Pharmaceuticals
Automotive
Steel, mining, and chemical plants
4. How does it compare to a conventional heatless dryer?
A conventional heatless dryer wastes 15–20% of its compressed air for regeneration. A blower heat dryer uses zero compressed air, relying on an external blower and heater instead. This results in lower operating costs, longer desiccant life, and stable performance, especially in demanding environments. The higher upfront cost is typically recovered within 12–24 months through energy savings.
