PTFE Pleated Filter Cartridge
Efficient Filtration | Long Service Life | Customizable Options
Our PTFE (Polytetrafluoroethylene) pleated filter cartridges are constructed from pure PTFE membrane or expanded PTFE (ePTFE), supported by a robust polypropylene or stainless steel core. The pleated design maximizes filtration surface area, ensuring high dirt-holding capacity while maintaining low flow resistance.
Unique Features and Characteristics
Exceptional chemical resistance – Compatible with aggressive acids, bases, and solvents.
Broad temperature tolerance – Stable performance from -200°C to 260°C (-328°F to 500°F).
Hydrophobic & oleophobic properties – Repels water and oils, ideal for gas and liquid filtration.
High particulate retention – Efficiently captures sub-micron particles with precision.
Benefits of PTFE Pleated Filter Cartridges
Superior Chemical and Temperature Resistance
At Top Filterbag, our PTFE pleated filter cartridges are engineered to withstand the most demanding industrial environments. The PTFE (Polytetrafluoroethylene) membrane offers unmatched resistance to all aggressive chemicals, including strong acids (such as sulfuric and hydrochloric acid), bases, and organic solvents.
What truly sets our cartridges apart is their exceptional thermal stability, maintaining structural integrity in temperatures ranging from -200°C to 260°C (-328°F to 500°F). This makes them ideal for applications involving:
Hot gas filtration in exhaust systems
High-temperature liquid processes in chemical manufacturing
Cryogenic filtration in pharmaceutical and specialty gas industries
Extended Lifespan and Durability
We design our PTFE pleated cartridges for long-term reliability, significantly reducing maintenance costs and downtime. Key durability features include:
High dirt-holding capacity due to optimized pleat geometry, allowing extended service intervals
Resistance to fouling and clogging, even with viscous or particulate-heavy media
Mechanical strength reinforced by polypropylene or stainless steel cores (customizable)
Unlike conventional filters that degrade quickly in harsh conditions, our PTFE cartridges provide consistent performance over time, minimizing replacement frequency and lowering the total cost of ownership.
Enhanced Filtration Precision
Precision matters in critical filtration applications, which is why our PTFE membrane technology delivers:
Absolute-rated filtration (as fine as 0.1 micron) for reliable particle retention
Low pressure drop across the filter media, improving energy efficiency in your system
Hydrophobic and oleophobic properties, making them ideal for both liquid and gas phases where moisture or oil repellency is required
Whether you need sterile filtration for pharmaceuticals, ultra-pure chemical processing, or high-efficiency air/gas filtration, our PTFE pleated cartridges ensure maximum contaminant removal without compromising flow rates.
For industries where filtration performance directly impacts product quality and process efficiency, our PTFE pleated filter cartridges provide a technologically advanced solution backed by rigorous testing and quality assurance.
Contact us today to discuss how our PTFE filtration solutions can optimize your operations.
| Parameter | Details |
|---|---|
| Size & Specifications | OD: ￠69mm |
| Length: 10”, 20”, 30”, 40” | |
| Filtration Precision: 0.01-100 µm | |
| Effective Filtration Area: 0.65m²/10” | |
| Material | Filter Media: Hydrophilic or Hydrophobic PTFE Membrane |
| Support Layer: PP | |
| Shell/End Cap: PP | |
| Center Rod: PP or SS | |
| Sealing Ring: Silicone, EPR, Nitrile, Fluorous, Teflon, Teflon Coated Rubber | |
| Operation Parameters | pH: 1-14 |
Flow Rate vs. Differential Pressure Performance
- The pleated filter design significantly enhances the surface area, allowing for increased flow rates and improved efficiency.
- Compared to other filter designs, the pleated structure minimizes pressure drop, optimizing system performance.
- Fluids pass seamlessly through the pleated configuration, ensuring consistent and effective flow.
- The filter exhibits an exceptional retention rate, effectively capturing particles of specific sizes for reliable filtration.
Applications of PTFE Pleated Filter Cartridges
Applications in Pharmaceutical and Biotechnology Industries
PTFE pleated filter cartridges are extensively used in the pharmaceutical and biotechnology sectors due to their superior chemical resistance and sterile filtration capabilities. These filters are ideal for processes requiring high purity, such as the filtration of solvents, APIs (Active Pharmaceutical Ingredients), and sterile gases. Their hydrophobic nature makes them particularly effective in venting applications, preventing microbial contamination while allowing air to pass through. Additionally, PTFE filters are used in the final product filtration process to remove particulate matter, ensuring compliance with stringent regulatory standards, such as FDA and cGMP requirements.
Another critical application in this industry is in bioreactor venting and fermentation processes. PTFE membranes prevent contamination from airborne pathogens while maintaining optimal gas exchange. Their ability to withstand aggressive cleaning and sterilization methods, such as autoclaving and CIP (Clean-in-Place) systems, further enhances their suitability for pharmaceutical manufacturing. The pleated design increases the filtration surface area, enabling higher flow rates and a longer service life, which in turn reduces operational downtime and costs.
Chemical Processing and Industrial Applications
In chemical processing, PTFE pleated filter cartridges are valued for their exceptional resistance to corrosive chemicals, acids, and solvents. They are commonly used in aggressive filtration environments where other filter materials would degrade. Applications include the purification of strong acids, such as sulfuric and hydrochloric acid, as well as organic solvents used in chemical synthesis. Their non-reactive nature ensures that no leaching or chemical interaction occurs, maintaining the integrity of the filtered product.
Beyond chemical processing, these filters are utilized in industrial air and liquid filtration applications, including compressed air systems, semiconductor manufacturing, and wastewater treatment. In semiconductor fabrication, PTFE filters remove submicron particles that could damage sensitive electronic components. Their high-temperature resistance also makes them suitable for use in hot gas filtration systems in power plants and incineration systems. The durability and efficiency of PTFE pleated cartridges make them indispensable in industries where reliability and contamination control are paramount.
Food and Beverage Industry Uses
The food and beverage industry benefits from PTFE pleated filter cartridges in applications requiring high hygiene standards and resistance to oils, fats, and cleaning agents. They are used for filtering edible oils, syrups, alcoholic beverages, and dairy products, ensuring product clarity and removing unwanted particulates. Their inert nature prevents the transfer of flavor or odor, which is crucial in maintaining product quality.
Additionally, PTFE filters are employed in CO₂ filtration for carbonated beverages and in compressed air systems used in food packaging. Their ability to withstand frequent sterilization via steam or hot water makes them ideal for aseptic processing. The pleated design ensures high dirt-holding capacity, reducing the frequency of filter changes and improving operational efficiency. By meeting food-grade compliance standards, PTFE pleated filters help manufacturers maintain safety and quality in their production processes.
Maintenance and Proper Usage
Proper maintenance and usage of PTFE pleated filter cartridges are critical to ensuring their longevity and optimal performance. These filters are widely used in industries such as pharmaceuticals, chemicals, and food processing due to their high chemical resistance and efficiency in removing particulate matter. To maximize their effectiveness, regular inspection and cleaning are necessary. Accumulated contaminants can reduce filtration efficiency and increase pressure drop, leading to higher energy consumption. Following the manufacturer’s guidelines for cleaning intervals and methods is essential to prevent damage to the pleated structure.
Additionally, proper handling during installation and replacement is crucial to avoid physical damage. PTFE filters are durable but can be compromised if mishandled. Ensuring a secure fit within the housing prevents bypass leakage, which can allow unfiltered contaminants to enter the system. Operators should also monitor differential pressure across the filter to determine when maintenance or replacement is needed. A sudden spike in pressure drop may indicate clogging or mechanical failure, requiring immediate attention.
Storage and Environmental Considerations
Proper storage of PTFE pleated filter cartridges is equally essential to maintain their integrity before use. They should be stored in a clean, dry environment, away from direct sunlight and extreme temperatures, as these conditions can cause degradation of the material. Exposure to ozone or potent oxidizing agents should also be avoided, as these can compromise the PTFE membrane. If filters are stored for extended periods, they should be inspected before installation to ensure no damage or contamination has occurred.
Environmental conditions during operation also significantly impact filter performance. PTFE filters excel in harsh chemical environments but may require additional pre-filtration if the particulate load is excessively high. Understanding the specific application requirements helps in selecting the appropriate filter grade and determining the optimal maintenance schedule. By adhering to these best practices, users can extend the lifespan of PTFE pleated filter cartridges while maintaining high filtration standards.
Why Choose Our PTFE Pleated Filter Cartridges?
Unmatched Chemical Resistance and Durability
Our PTFE pleated filter cartridges are engineered to deliver superior performance in the most aggressive chemical environments. Unlike conventional filters that degrade when exposed to strong acids, bases, or solvents, our PTFE membranes maintain structural integrity even under extreme conditions. This makes them ideal for industries like pharmaceuticals, chemical processing, and semiconductor manufacturing, where filtration media must withstand corrosive substances without leaching or breaking down.
The inherent properties of PTFE—including its non-reactivity and hydrophobic nature—ensure long-lasting filtration efficiency. Whether used in high-purity solvent filtration, hot gas applications, or harsh industrial processes, our cartridges provide reliable protection against particulate contamination. Their robust construction minimizes the risk of premature failure, reducing maintenance costs and downtime. By choosing our PTFE pleated filters, customers benefit from extended service life and consistent performance, even in the most demanding applications.
High Efficiency and Optimal Flow Rates
Designed for maximum filtration efficiency, our PTFE pleated filter cartridges feature an advanced membrane structure that captures submicron particles while maintaining high flow rates. The pleated design significantly increases the effective filtration area, allowing for greater dirt-holding capacity without frequent replacements. This is particularly advantageous in critical applications such as sterile venting, final product filtration, and process gas purification, where both purity and throughput are essential.
Our filters undergo rigorous quality control to ensure consistent pore size distribution, guaranteeing reliable particle retention. The low pressure drop across the membrane enhances energy efficiency, reducing operational costs in compressed air and liquid filtration systems. Whether used in pharmaceutical manufacturing, food and beverage processing, or industrial gas filtration, our PTFE cartridges deliver unmatched performance, ensuring clean and contaminant-free outputs.
Customizable Solutions for Industry-Specific Needs
We understand that different industries have unique filtration challenges, which is why we offer customizable PTFE pleated filter cartridges tailored to specific requirements. From varying pore sizes (0.1 µm to 1 µm) to different housing configurations, our solutions can be adapted for specialized applications such as semiconductor cleanrooms, biopharmaceutical processing, or high-temperature gas filtration.
Our team works closely with clients to assess their operational needs, providing expert recommendations on filter selection, maintenance schedules, and compatibility testing. Whether you require FDA-compliant filters for food-grade applications or chemically resistant cartridges for aggressive solvents, we offer solutions that meet the strictest industry standards. By partnering with us, customers gain access to high-performance filtration technology backed by technical expertise and responsive support.
Cost-Effective and Sustainable Filtration
Investing in our PTFE pleated filter cartridges translates to long-term cost savings due to their durability, reusability, and low maintenance requirements. Unlike disposable filters that need frequent replacement, our cartridges can often be cleaned and reused, reducing waste and operational expenses. Their extended lifespan makes them an environmentally friendly choice, aligning with sustainability goals in industries striving for greener practices.
Additionally, the high dirt-holding capacity of our pleated filters minimizes the frequency of change-outs, further lowering labor and disposal costs. By optimizing filtration efficiency and reducing energy consumption, our solutions help businesses achieve both economic and environmental benefits. When you choose our PTFE pleated filter cartridges, you’re not just purchasing a product—you’re investing in a reliable, high-performance solution designed for efficiency and longevity.
PTFE Pleated Filter Cartridge FAQs
Q: What is a PTFE pleated filter cartridge?
A: A PTFE pleated filter cartridge is a filtration device made with a pleated design that incorporates a hydrophobic PTFE membrane. It is used for various applications, including air and liquid filtration, to ensure efficient separation of particulates and contaminants.
Q: What advantages do PTFE pleated filter cartridges offer?
A: PTFE pleated filter cartridges offer several advantages, including high chemical resistance, excellent thermal stability, and the ability to filter a wide range of corrosive fluids. Their pleated design increases the surface area for filtration, enhancing the overall performance and longevity of the filter.
Q: In what applications are PTFE pleated filters commonly used?
A: PTFE pleated filters are commonly used in various applications, including pharmaceutical, biotechnology, and food and beverage industries. They are also ideal for air filtration in environments requiring sterile conditions, such as cleanrooms and laboratories.
Q: How does a pleated filter cartridge improve filtration efficiency?
A: The pleated design of the filter cartridge increases the surface area available for filtration, allowing for a higher flow rate while maintaining effective filtration. This design minimizes clogging and extends the lifespan of the filter by providing more space for particulates to be captured.
Q: Are PTFE pleated filter cartridges validated for sterilization?
A: Yes, PTFE pleated filter cartridges are often validated as sterilizing grade filters. This ensures they meet stringent regulatory requirements and are suitable for applications where sterility is critical, such as in GMP (Good Manufacturing Practice) environments.
Q: What is the difference between hydrophobic and hydrophilic PTFE membranes?
A: Hydrophobic PTFE membranes repel water and are used primarily for air and gas filtration, while hydrophilic membranes allow water to pass through and are suitable for liquid filtration applications. The choice between them depends on the specific requirements of the filtration process.
Q: Can PTFE pleated filter cartridges be reused or cleaned?
A: PTFE pleated filter cartridges are generally designed for single-use applications due to the risk of contamination. However, some may be cleaned and reused under specific conditions, depending on the manufacturer’s recommendations and the nature of the application.
Q: What should I consider when selecting a PTFE filter cartridge for my application?
A: When selecting a PTFE filter cartridge, consider factors such as the type of fluid being filtered, the required flow rate, and the particle size that needs to be removed. Additionally, assess the chemical compatibility of the cartridge materials with the fluids in your application.
Ordering Information
The “Ordering Information” section is designed to help you easily select the right PTFE Pleated Filter Cartridge for your application. Here, you’ll find details on customizable options, such as sizes, configurations, and material compatibility, ensuring the cartridge meets your requirements. Use this section to explore the options available and get guidance on placing an order. If you need further assistance, our experts are available to help answer your questions and provide tailored recommendations.
| ORDERING INFORMATION | ||||
|---|---|---|---|---|
| NUMBER | REMOVAL RATING | LENGTH(INCH) | END CAP TYPE | SEAL MATERIAL |
| top-filterbag | 001= 0.01μm | 05=5" | F=DOE | S=Silicone |
| 002=0.02μm | 10= 10" | M=222/Flat | E-EPDM | |
| 010=0.1μm | 20=20" | P=222/Fin | V=Viton | |
| 022=0.22μm | 30=30" | T=226/Flat | T=E-FKM | |
| 045=0.45μm | 40=40" | Q=226/Fin | ||
| 1=1μm | ||||
| 3= 3μm |
Easy Ordering Options
Customizing your PTFE Pleated Filter Cartridge is simple! Choose the features that match your needs:
- Filtration Level: Options for different levels of particle removal.
- Cartridge Size: Available in lengths like 5″, 10″, 20″, and 40″.
- End Cap Style: Choose the type that best suits your system.
- Seal Material: Select from materials such as silicone or EPDM for a secure fit.
Not sure what to pick? Our team is here to help you find the perfect match for your application!