The HGF4-72 Series FRP Corrosion-Resistant Centrifugal Fan is designed for air extraction and ventilation in industrial environments involving corrosive gases. Constructed with fiberglass-reinforced plastic (FRP), the fan offers corrosion resistance and reliable airflow performance when properly selected for the operating environment. Featuring a centrifugal impeller and a streamlined volute casing, it provides efficient air movement for chemical processing, wastewater treatment, laboratory ventilation and other industrial exhaust systems. Material and structural configurations can be selected according to the gas composition, temperature and operating conditions.
1. Excellent Corrosion Resistance
FRP construction provides resistance to many corrosive gases and chemical environments, helping extend equipment service life when the material is properly selected.
2. Efficient Centrifugal Airflow
The centrifugal impeller design supports effective air extraction and pressure generation for industrial ventilation and exhaust systems.
3. Lightweight Construction
Compared with many conventional metal fan structures, FRP construction offers a relatively lightweight solution, facilitating transportation and installation.
4. Stable Operating Performance
A properly matched impeller and drive motor help maintain stable airflow under specified operating conditions.
5. Flexible Industrial Applications
Suitable for various corrosive gas extraction and industrial ventilation systems, with material and configuration options available according to actual operating conditions.
Chemical and Petrochemical Industry
Chemical processing plants
Petrochemical production facilities
Acid and alkali processing workshops
Chemical storage and handling areas
Corrosive gas extraction systems
Wastewater Treatment and Environmental Protection
Industrial wastewater treatment plants
Sewage treatment facilities
Waste gas collection and exhaust systems
Odor control and ventilation systems
Industrial air pollution control facilities
Electroplating and Surface Treatment
Electroplating workshops
Metal surface treatment facilities
Pickling and passivation production lines
Acid mist collection and exhaust systems
Chemical cleaning workshops
Laboratories and Industrial Workshops
Chemical laboratories
Pharmaceutical production facilities
Industrial testing rooms
Corrosive gas exhaust ventilation
Specialized industrial ventilation systems
| Model | Speed(r/min) | Motor power(kw) | Total pressure(pa) | Airflow(m³/h) |
| 3C | 2900 | 2.2 | 387-1158 | 1050-2062 |
| 4C | 1450 | 1.1 | 162-400 | 1532-2851 |
| 5C | 2600 | 7.5 | 1152-2160 | 8100-12960 |
| 6C | 2100 | 15 | 1119-2490 | 10939-16055 |
| 7C | 1600 | 15 | 823-1931 | 10748-20009 |
Q1: What is an FRP centrifugal fan?
A: An FRP centrifugal fan is an industrial ventilation fan manufactured with fiberglass-reinforced plastic materials. It is designed for air extraction and ventilation in environments where corrosive gases may be present.
Q2: What are the advantages of an FRP fan compared with a steel centrifugal fan?
A: FRP fans offer better resistance to many corrosive chemicals than conventional carbon steel fans. They are also relatively lightweight. However, the actual corrosion resistance depends on the resin system, fiberglass structure, gas composition and operating temperature.
Q3: Can the HGF4-72 fan handle acidic and alkaline gases?
A: Yes, it can be configured for certain acidic and alkaline gas environments. The chemical concentration, gas temperature and material compatibility must be evaluated before selecting the fan.
Q4: Is the fan suitable for high-temperature applications?
A: Standard FRP configurations have temperature limitations. For high-temperature applications, the allowable operating temperature and material specifications must be confirmed with the manufacturer before ordering.
Q5: Can the fan be used for continuous operation?
A: The fan can be selected for continuous operation under its specified working conditions. Proper motor selection, installation, maintenance and operating conditions are essential for reliable performance.
Q6: Can the fan be customized?
A: Yes. Customization can be discussed according to airflow, pressure, motor power, voltage, frequency, installation dimensions and specific corrosion-resistance requirements.
Q7: Is the fan suitable for dusty or particle-containing gases?
A: The suitability depends on the particle size, concentration and abrasiveness. Abrasive particles may cause impeller wear or damage to the FRP lining. Special protection or an alternative fan configuration may be required.
Q8: What accessories are available?
A: Depending on the selected model, optional accessories may include flexible connectors, vibration isolators, protective guards, flanges, dampers and electrical control systems.
Q9: How can I obtain an accurate quotation?
A: Please provide the required airflow, total pressure, gas composition, operating temperature, quantity and destination country. A technical drawing or existing fan nameplate photo will also help us recommend a suitable configuration.
