|
Still deciding? Get samples of $ !
Order Sample
|
| Customization: | Available |
|---|---|
| Applications: | Filtration Textiles |
| Material: | PTFE Membrane Polyester Filter Bag |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
|---|
| Payment Methods: |
|
|---|---|
| Support payments in USD |
| Secure payments: | Every payment you make on Made-in-China.com is protected by the platform. |
|---|
| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
|---|
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
Advantages of SFFILTECH membrane polyester filter bag:
product reliability
Technical support for the lifetime of the filter bags
Big stock for order supply stable
Mass production supply with so many years' experience
Each test for each order by our test person
Material of membrane polyester filter bag:
polyester filter bag are made of 100% filament polyester fiber,after needle punched, singed/ heat set/calender/cover ePTFE membrance for the raw polyester filter felt material, then memberance polyester filter felt can be sewn into polyester filter bags.
Polyester filter felt treatment: singed, calendar, heat set PTFE membrane, W/O, anti-static treatment.
Polyester felt Advantage and basic specification: Polyester felt is cheaper than other filter felt, which is why also widely used in a lot of bag house system. Polyester bag filters Breaking Elongation is less than 20% for MD and 40% for CMD, low dry shrinkage, can work well below the 130 deg C. Employing ePTFE film polyester cloth, the filter material has low resistance, reduces the operation energy consumption of the dust remover, and improves the ability to capture extremely fine dust.
Specification of membrane polyester filter bag:
|
Construction |
Needle punch felt |
|
Fibre Composition |
Polyester |
|
Scrim Composition |
Polyester |
|
Felt Area Weight |
350--500g/m2(±5%) |
|
Thickness |
1.8-1.9mm |
|
Mean Air Permeability |
10-15 m3/m2/[email protected] |
|
Breaking Strength-MD(warp) |
900 N / 5cm |
|
Breaking Strength-CMD(weft) |
1300 N / 5cm |
|
Breaking Elongation( N/5cm)-MD(warp) |
20% |
|
Breaking Elongation( N/5cm)-CMD(weft) |
40% |
|
Dry Shrinkage MD(130ºC(warp) |
<1.5 % |
|
Dry Shrinkage CMD(130ºC(weft) |
<1.5 % |
|
Operating Temperatures Recommended Maximum Continuous |
<130 deg C 130 deg C |
|
Recommended Maximum Surge |
150 deg C |
|
Finish |
Heat set, singed, calendared W/O Repellent |
Application of membrane polyester filter bag:
Polyester filter bags are widely used in food, medicine, petroleum, paint, coating, chemical industry, metallurgy, electronics, machinery, automobile, light industry and other fields.
Specific applications of dust filter bags in various working conditions:where will be the filter bag installed in each plant?
Scope of application for filter bagCement plant: crushing, grinding, coal grinding, material transportation, dedusting on the top of the warehouse, raw meal grinding, cement grinding, packaging.
Metallurgical plants: electric furnaces, blast furnaces, desulfurization furnaces, induction furnaces, casting, sandblasting, barrel furnaces.
Power plant: material conveyor, smoke (powder) dust treatment, fly ash storage.
Aluminum plant: fluidized bed dry cleaning tower, venturi jet dry cleaning tower, carbon dust, anode crushing, electrolytic aluminum production dust.
Food: fluidized bed dry cleaning tower, venturi jet dry cleaning tower, self-baking dry cleaning tower, carbon dust, anode crushing, electrolytic aluminum production dust.
Food/pharmaceutical: additives, drying section, flour/grain processing, sugar and pesticide tablets, packaging.
Chemicals: plastic fibers, resins, tires/rubber, coking, bleaching powder, packaging.
Each plant will have different filter bags,for more detail, we have the investigation file for you to choose the right filter bag. Or you can come to us directly, we will give you fully suggestion.
Polyester Filter Bag with PTFE Membrane
1. What is a Polyester Filter Bag with PTFE Membrane?
A Polyester Filter Bag with PTFE Membrane is a filtration bag made from high-quality polyester fabric, coated with a PTFE (Polytetrafluoroethylene) membrane. This combination enhances filtration efficiency by providing superior chemical resistance, high-temperature tolerance, and excellent particle retention.
2. What industries use Polyester Filter Bags with PTFE Membranes?
These filter bags are commonly used in industries such as chemical processing, food and beverage production, pharmaceuticals, cement, and wastewater treatment, among others, where fine filtration and durability are required.
3. What is the maximum operating temperature for these filter bags?
The maximum operating temperature for Polyester Filter Bags with PTFE Membrane is typically around 260°C (500°F), making them suitable for high-temperature filtration applications.
4. What is the filtration efficiency of the PTFE membrane?
The PTFE membrane enhances filtration efficiency by capturing very fine particles, with typical filtration ratings ranging from 1 micron to 10 microns. Some applications may require even finer filtration, which can be achieved through custom membrane options.
5. Are these filter bags resistant to chemicals?
Yes, the PTFE membrane provides excellent resistance to a wide range of chemicals, including acids, alkalis, and organic solvents, making these filter bags ideal for harsh chemical environments.
6. How do I clean a Polyester Filter Bag with PTFE Membrane?
Cleaning methods depend on the application and the level of contamination. Generally, these filter bags can be cleaned through methods such as backwashing, air or water jet cleaning, or manual cleaning, depending on the nature of the particles filtered and the operating conditions.
7. How long do these filter bags typically last?
The lifespan of a Polyester Filter Bag with PTFE Membrane can vary depending on the application, but under typical conditions, they can last between 6 months to 2 years. Factors affecting lifespan include the type of particles filtered, chemical exposure, and temperature.
8. Can these filter bags be customized?
Yes, we offer customization for the size, micron rating, and other specifications to meet your particular filtration requirements. Custom options are available for various applications.
9. How do I choose the right Polyester Filter Bag with PTFE Membrane for my application?
When selecting a filter bag, consider the following factors:
Particle size to determine the micron rating.
Chemical compatibility for ensuring resistance to the substances being filtered.
Temperature tolerance based on the maximum operating temperature of your process.
Flow rate requirements to ensure optimal filtration performance.
10. Are Polyester Filter Bags with PTFE Membrane reusable?
Yes, these filter bags are reusable, and with proper cleaning and maintenance, they can be used for multiple cycles, depending on the severity of the filtration conditions.
){kind=link}