Coal-Fired Power Plant Dust Collector Filter Bag

Coal-fired power plants are major contributors to electricity generation but also generate significant amounts of particulate emissions. The use of dust collector filter bags is crucial in managing these emissions and ensuring environmental compliance. This article provides an overview of coal-fired power plant dust collector filter bags, highlighting their importance, key features, and typical specifications.


Dust collector filter bags are essential components in coal-fired power plants, designed to capture and contain fine particulate matter produced during coal combustion. These filter bags are installed in baghouses and other dust collection systems to ensure that harmful pollutants do not escape into the atmosphere, thus safeguarding air quality and public health.

Importance of Filter Bags in Coal-Fired Power Plants

  • Emission Control: Capture particulate matter to reduce emissions.
  • Environmental Compliance: Help power plants meet stringent environmental regulations.
  • Air Quality Improvement: Enhance the quality of air in and around the power plant.
  • Operational Efficiency: Prevent ash and dust from damaging machinery and equipment.

Key Features of Coal-Fired Power Plant Filter Bags

  • High Filtration Efficiency: Capable of capturing fine particulate matter and soot.
  • Durability: Constructed from materials that can withstand high temperatures and abrasive particles.
  • Chemical Resistance: Resistant to acids, alkalis, and other chemical substances present in flue gases.
  • Easy Maintenance: Designed for easy installation, removal, and cleaning.

Typical Specifications

MaterialPTFE, Nomex, P84, Fiberglass
Filtration EfficiencyUp to 99.99%
Operating TemperatureUp to 260°C
Air Permeability150-300 L/dm².min
Weight500-750 g/m²
Thickness1.5-2.5 mm
Tensile Strength> 1000 N/5cm
FinishSinged, Glazed, PTFE Coated
Bag DimensionsCustomizable (Length, Diameter)
Chemical ResistanceAcid, Alkali, and Solvent Resistance


Filter bags in coal-fired power plants are used in:

  • Boilers: To filter fly ash and particulate emissions from coal combustion.
  • Flue Gas Desulfurization (FGD) Systems: To capture fine particles before flue gases are released.
  • Ash Handling Systems: To control dust during the transportation and storage of ash.


To visually represent the application of filter bags in coal-fired power plants, here is an illustration showing a typical baghouse setup:

This image illustrates the arrangement of filter bags within a baghouse and their role in capturing particulate matter from flue gases.


In conclusion, dust collector filter bags are vital components in coal-fired power plants, ensuring that emissions are effectively controlled and environmental standards are met. By selecting the right filter bags with suitable specifications, power plants can operate efficiently while minimizing their environmental impact.

For more detailed information and assistance in selecting the appropriate filter bags for your coal-fired power plant, please contact our technical support team.

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