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Dust Collector Filter Bag

Dust Collector Filter Bag

Dust collector filter bags are critical components in industrial dust collection systems, designed to filter out airborne dust and particulates from exhaust air. Dust collector bag plays a vital role in maintaining air quality and ensuring a safe working environment in industries such as woodworking, manufacturing, and mining.

A dust collector bag is typically made from fabric material, such as polyester, fiberglass, or cotton, and is used to capture larger dust particles. These bags are commonly found in baghouse dust collectors, where they trap dust as air passes through the material. Over time, the bags may need to be cleaned or replaced, depending on the dust load.
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How to Choose Filter Bag for Your Dust Collector?

Dust collector filter bags come in a wide variety of materials and designs to suit different industrial applications. Selecting the right dust collector filter bag is critical for ensuring efficient dust filtration, reducing maintenance costs, and prolonging equipment lifespan. When choosing a filter bag, key factors to consider include the temperature of the flue gas, its chemical composition, moisture content, and particle characteristics. For high-temperature environments, aramid filter bag or PTFE filter bag are ideal due to their heat resistance. In corrosive or humid conditions, chemically resistant materials are necessary to maintain performance and durability. Additionally, understanding the dust loading rate and air-to-cloth ratio helps in choosing the appropriate filter bag size and design. A proper match between the baghouse dust collector system and the filter bag ensures optimal operation, compliance with environmental regulations, and long-term cost savings. Always consult with filtration experts to select the best dust collector filter bag for your specific application.

Choose Filter Bags According to Flue Gas Characteristics

Temperature
Non-corrosive Fumes
Corrosive Fumes
≤80℃
Polyester
PP
80~130℃
Polyester
Acrylic
130~160℃
Fiberglass
PPS
160~190℃
Fiberglass
Nomex
190~240℃
Fiberglass
PTFE

Choose Dust Collector Filter Bags According to Industries

Industry
Equipment
Suggested Filter Bag
Waste Incineration
Waste Incineration
PTFE
Medical Incineration
PTFE
Cement and Lime
Material Processing
Polyester
Cycle Kiln
Fiberglass or FMS or Nomex
Dryer
PTFE or Arcylic
Steel Production
Material Processing and Environmental Treatment
Polyester
Blast furnace
FMS or Nomex
Sintering Machine
PTFE
Converter
Polyester
Electric Furnace
Polyester
Nonferrous Smelting
Material Processing
Polyester
Electrolytic Aluminum
Polyester
Blast furnace
PPS or PTFE
Cycle Kiln
PTFE
Boiler
Biomass Boiler
Fiberglass
Coal Boiler
PPS or PTFE
Grain and Food
Conveying Processing
Polyester
Grain Dryer
Fiberglass or FMS

Physical Characteristics of Filter Bag Material

Material
Weight/gsm
Thickness/mm
Continuous Temperature
Peak Temperature
Polyester
550
2.0±0.15
130
150
Polypropylene
550
2.0±0.15
80
100
Fiberglass
850
2.5±0.2
240
260
Acrylic
550
2.0±0.15
130
150
Nomex
550
2.0±0.15
190
210
PPS
550
2.0±0.15
160
190
PTFE
800
1.2±0.15
240
260
P84
550
2.0±0.15
260
280

Chemical Characteristics of Filter Bag Material

Material
Hydrolysis Resistance
Acid Resistance
Alkali Resistance
Oxidation
Polyester
Poor
Moderate
Poor
Good
Polypropylene
Excellent
Excellent
Excellent
Poor
Fiberglass
Good
Good
Poor
Excellent
Acrylic
Excellent
Excellent
Excellent
Poor
Nomex
Moderate
Moderate
Moderate
Good
PPS
Excellent
Excellent
Excellent
Moderate
PTFE
Excellent
Excellent
Excellent
Excellent
P84
Good
Good
Moderate
Good

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