PTFE Felt Industrial Dust Filter for Mining Industry 280 Degree Temperature

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Product Description

Product Overview

Our industrial dust filter sleeves and PTFE needle felt filters are designed for pulse jet dust collection systems. These high-performance filter bags are widely utilized in waste-to-energy plants, asphalt production, metal smelting, pharmaceutical manufacturing, and chemical processing to maintain stringent air emission controls.

Basic Info
Model NO.PTFE 6890
MaterialPTFE Needle Felt 780 GSM
UsageDust Filter, Air Filter
Max Temperature280 Degree C
Filter TypeBaghouse Filter Bag / Round Bag
Dimensions130 x 6000mm
Capacity50,000 PCS / Month

Product Description

PTFE filter sleeves represent the premium choice for high-temperature flue gas filtration. They are specifically engineered for harsh environments including:

  • Exceptional Temperature Stability: Continuous operation at 250°C, with peaks up to 300°C.
  • Chemical Resistance: Outstanding stability against acids, alkalis, and oxidation.
  • Durability: High wear resistance and mechanical strength for long service life.
  • Versatile Application: Ideal for mining, waste incineration, and metal refining recycling.
PTFE Filter Sleeves
Dust Collector Filter Bags

Technical Specifications

PTFE Filter Parameters
Property Specification
Fiber100% PTFE fiber needle felt
Scrim100% PTFE filament yarn
Weight750g/m²
Thickness1.2±0.2mm
Air Permeability8~12 L/dm²·min
Mechanical FinishHeat styling
MD Tensile Strength≥800 N/5*20mm
XD Tensile Strength≥800 N/5*20mm
Heat Shrinkage (MD)≤1.5% (at 260°C)

Industrial Applications

Our filtration solutions are implemented globally across diverse industrial sectors to control air pollution and handle ash particles:

  • Foundry and Metal Smelting
  • Asphalt Mixing Plants
  • Power Generation (Coal-fired & Waste-to-Energy)
  • Cement, Gypsum, and Lime Processing
  • Carbon Black Production
  • Chemical and Metallurgical Plants
Industrial Applications

Filter Media Comparison

Filter Media Working Temp Main Application
Nomex Filter Felt 180-210°C Asphalt mixing, Cement plants
PPS Filter Felt 160-190°C Coal boiler power plants
PTFE 100% Felt 240-260°C Waste treatment plants
Fiberglass Felt 260-280°C Steel plant furnaces, Kilns

Our Technical Advantages

Technical Advantages

We specialize in high-temperature resistant filtration materials. Our patented filter materials are specifically designed for metal refining, recycling, and smelting furnaces.

Our NPT-550-AM series is further enhanced for asphalt plants, featuring superior abrasion resistance along with water and oil repellent properties to ensure maximum efficiency in demanding environments.

Filter Bag Production

Factory Tour

Production Facility 1
Production Facility 2

Frequently Asked Questions

What is the maximum working temperature for PTFE filter bags?
PTFE filter bags can operate continuously at 250°C (482°F) and can handle instantaneous peaks up to 300°C (572°F).
In which industries are these filter bags most commonly used?
They are widely used in waste-to-energy plants, asphalt mixing, metal smelting, cement production, and chemical processing plants.
What makes PTFE needle felt superior to other materials?
PTFE offers the best chemical stability, high-temperature resistance, and excellent release properties for dust cakes, making it ideal for the harshest environments.
Can you provide different sizes for the filter bags?
Yes, while our standard model is 130 x 6000mm, we can provide various dimensions such as D127, D150, and D160 in various lengths to fit your specific baghouse system.
What is the production capacity for these filters?
Our production facility has a capacity of approximately 50,000 pieces per month, ensuring timely delivery for large industrial orders.
Are the filter bags resistant to moisture and oil?
Yes, specifically developed versions of our filter media include water and oil repellent functions to prevent clogging and maintain high air permeability.

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