Polytetrafluoroethylene (PTFE) Dust Filter Bags Polytetrafluoroethylene (PTFE) Dust Filter Bags

Using the finest fiber material possible in the market and high-speed modern needling equipment, we manufacture our own filter media for our dust filter bags guaranteeing the highest quality, reliability, and consistency

A wide range of surface finishes and chemical treatments that aid in the collection and release of the dust from the bags

Ultrasonic welded seam for increased efficiency and reinforced mechanical strength

Our laboratories are equipped with sophisticated testing equipment used to analyze and evaluate all aspects of your process and application

Custom fabricated bag designs to meet the unique needs of your bag house installation

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  • Product Description
  • Specifications
  • Applications
  • Ordering Information

Generally used for severe chemical environments at high temperatures

Excellent resistance to acids, alkalies, hydrolysis, oxidation, solvents

Abrasion resistance is generally superior to protein fibers but not as good as most synthetics

Requires a 20 verticalwire minimum support cage when used in tubular bag form

Expensive-excellent chemical and thermal resistance

Continuous operating temperature 500oF (260°C)

 
Fiber Materials PTFE 
Scrim PTFE 
Standard Finishes
(Special surface treatments available)
Heat Set, Singed, Glazed, PTFE membrane
Weight
oz/yd² (g/m2)
22.12-26.55 (750-900)

Thickness
   Inch (mm)
4-10 (2-5)
Air Permeability
 CFM@ ½" W.G125PA
 (m³/m².min@200PA )
21-50 (10-24)
  Tensile Strength
 lb/in (N/5CM)
Warp MD  80 (700)
Weft CD 91 (800)
Tensile Elongation (%) Warp MD  ≤15
Weft CD ≤15
Thermal Shrinkage (%) at max continuous temp. Warp MD  ≤3
Weft CD ≤3.5
Max. Operating Temperature  oF (oC) Continuous 500 (260)
Surge 536 (280)
The data are based on laboratory conditions. 
Testing based on specific operating conditions of each installation is recommended.

Power Generation

Cement, Mining & Rock Products

Waste Incineration

Chemicals & Pharmaceuticals 

Metals & Foundry

Food & Beverages

Custom OEM Applications

Most popular applications include coal-fired power plants,cement production, and steel foundries

Comprehensive selection of bag sizes:
 

Diameter: 4 5/8” – 113⁄4”
 

Length: 12” – 144”
 

Customized sizes are also available