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Zhongting Environmental Protection (Suzhou) Co., Ltd. is your go-to source for filtration system solutions. We are a comprehensive enterprise that focuses on research, development, production, sales, and service. Located in Kunshan City, Jiangsu Province, we have strategic access to Shanghai, Suzhou, and Hongqiao Airport. With our own research and development department and multiple factories across Suzhou, Xuzhou, Anhui, and Shandong, we are able to offer a wide range of filtration products. As trusted partners of esteemed international brands including Eaton, 3M, and Pall, we provide cost-effective filtration solutions for businesses.

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We have the capacity to deliver OEMs and ODMs for our clients. The goal of Zhongting is to give end-to-end solutions when it comes to filter manufacturing for its OEM & ODM partners. Among the services are such as putting some tags and logos on simple things, making slight changes in products as well as creating new ones from scratch among many others which may be needed by them also.

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Discover top-quality liquid & dust filtration solutions at Zhongting. We offer long-lasting filter cartridges & bags tailored to meet your needs. Choose from a range of sizes & types for water treatment, chemical processing, or food & beverage. Say goodbye to frequent filter changes – trust Zhongting for lasting results. 🌟 #Filtration #QualityFilters

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Glass Fiber Pleated Cartridge Filter for Effective Filtration Solutions

What is a Glass Fiber Pleated Filter Cartridge?

What is a Glass Fiber Pleated Filter Cartridge?

A glass fiber-pleated filter cartridge is a specialized piece of equipment used in various filtration processes. It’s constructed from borosilicate glass fibers, which are folded (or pleated) to increase the effective surface area for filtration. The pleated design allows a greater volume of fluid to pass through the filter, improving flow rates and reducing the frequency of filter changes. These cartridges are highly efficient at removing particulates and can retain particles down to a sub-micron size, making them an ideal choice for applications that require high purity levels. The glass fiber material also exhibits a high dirt-holding capacity and excellent resistance to chemicals, further enhancing its suitability for a wide range of demanding filtration tasks.

Definition and Function

Definition: A glass fiber-pleated filter cartridge is a cylindrical filtration device made of pleated borosilicate glass fibers that increases the surface area to facilitate effective filtering.


  1. Particle Retention: These cartridges can retain particles down to sub-micron size, ensuring a high level of filtration efficiency.
  2. Flow Rate Enhancement: The pleated design allows more fluid to pass through, improving the flow rates and reducing the need for frequent filter changes.
  3. Chemical Resistance: Made of glass fibers, these cartridges exhibit excellent resistance to a wide range of chemicals, making them suitable for various filtration tasks.
  4. High Dirt Holding Capacity: The glass fiber material is known for its high dirt holding capacity, which extends the life of the filter cartridge.
  5. Applications: They are ideal for applications that require high purity levels, including pharmaceutical manufacturing, food and beverage processing, electronics, and water treatment.

Advantages of Glass Fiber Pleated Filter Cartridges

Enhanced Filtration Efficiency

Glass Fiber Pleated Filter Cartridges provide superior filtration efficiency due to their unique structure. The pleated design maximizes the surface area for filtration, allowing for a greater volume of fluid to pass through, improving flow rates, and minimizing the frequency of filter replacements. Additionally, these cartridges can retain particles down to sub-micron sizes, effectively ensuring the high purity of the output fluid or gas.

High Dirt Holding Capacity

Another critical advantage of these cartridges is their high dirt-holding capacity. This characteristic enables the filter to retain a more significant amount of particulate matter before it becomes necessary to replace or clean the filter, translating to a longer operational life and reduced maintenance costs.

Chemical Resistance

The borosilicate glass fibers used in these cartridges exhibit excellent chemical resistance. This makes them suitable for use in a wide range of applications where exposure to various chemicals is commonplace, such as in the pharmaceutical, food and beverage, and chemical processing industries.


Lastly, the versatility of glass fiber-pleated filter cartridges cannot be understated. Their high filtration efficiency, sizeable dirt-holding capacity, and chemical resistance make them suitable for a wide range of demanding filtration operations, offering a flexible solution for diverse industry needs.

Applications of Glass Fiber Pleated Filter Cartridges

Glass fiber-pleated filter cartridges find usage in an extensive range of applications due to their superior filtration properties and chemical resistance. Here are a few primary applications:

  1. Pharmaceutical Industry: These cartridges are pivotal in filtering various pharmaceutical solutions to remove foreign particles, ensuring the purity and safety of the medication.
  2. Food and Beverage Industry: Utilized for the filtration of both raw ingredients and finished products, these filters ensure the removal of unwanted particulates, contributing to the safety and quality of the food and beverages produced.
  3. Chemical Processing: The chemical resistance of these cartridges makes them ideal for use in filtering raw materials and finished products in chemical processing plants.
  4. Water Treatment Plants: The filters are used in water treatment plants to filter out microorganisms and other pollutants, ensuring safe and clean water.
  5. Electronics Manufacturing: In the electronics industry, they are used to filter chemicals and gases used in the production of semiconductors and other electronic components.
  6. Oil and Gas Industry: They are used to filter oil and gas during extraction and processing, ensuring the purity of these resources and prolonging the life of the equipment.
  7. Aerospace and Defense: In the aerospace and defense industries, these cartridges are used to filter hydraulic fluids, lubricants, and coolants to ensure the smooth and efficient operation of equipment and vehicles.

Key Features to Consider

When choosing a filter cartridge for your specific application, there are several key features to consider:

  1. Filtration Efficiency: The primary function of any filter cartridge is to filter out impurities. Therefore, it is essential to assess the efficiency of the cartridge in filtering out particles of specific sizes.
  2. Chemical Resistance: Given the diverse range of industries where these cartridges find applications, it is vital to ensure that the filter material can withstand exposure to various chemicals without degradation.
  3. Temperature Tolerance: The cartridges should be able to operate effectively within the temperature range of the specific application.
  4. Flow Rate: The filter cartridge should allow for an adequate flow rate for your processes without causing a significant pressure drop.
  5. Cleanability and Reusability: Depending on the application, it might be necessary to choose cartridges that can be cleaned and reused, offering cost savings and environmental benefits.
  6. Certifications: Ensure that the filter cartridges have the necessary credentials for your industry, validating their performance and compliance with safety standards.

How Glass Fiber Pleated Filter Cartridges Work

Glass Fiber Pleated Filter Cartridges use physical filtration to remove particles from fluids effectively. The pleated glass fiber media increases surface area for better dirt-holding capacity. With excellent chemical and thermal resistance, these cartridges are suitable for various applications. The pleated design allows for high flow rates and low-pressure drops, ensuring efficiency. With extended service life and high filtration efficiency, they are a preferred choice for industrial processes.

Types of Glass Fiber Pleated Filter Cartridges

Types of Glass Fiber Pleated Filter Cartridges

Standard Glass Fiber Pleated Filter Cartridges

Standard Glass Fiber Pleated Filter Cartridges are a popular choice in many industries due to their exceptional durability, efficiency, and high dirt-holding capacity. These cartridges, made from deep-pleated glass fiber filter media, offer excellent particle retention and can withstand high differential pressure and temperature. With their chemical resistance, they are suitable for various applications, including petrochemical, pharmaceutical, and food and beverage industries. Certifications ensure compliance with industry standards and regulations.

High-Efficiency Glass Fiber Pleated Filter Cartridges

High-efficiency glass fiber-pleated filter cartridges are designed for optimum filtration. With a superior pleated design, they maximize surface area and increase dirt-holding capacity. These cartridges offer high filtration efficiency, effectively removing even the smallest particles from liquids. They are ideal for applications requiring high purity and are resistant to thermal and chemical damage. Suitable for various industries, including biopharmaceuticals and microelectronics, these cartridges meet rigorous safety and performance standards.

Specialized Glass Fiber Pleated Filter Cartridges

Specialized Glass Fiber Pleated Filter Cartridges are designed to address specific filtration challenges with innovative technologies. These cartridges offer unique characteristics like anti-static properties, oil repellency, and water repellency to meet diverse industrial requirements. With high chemical compatibility and exceptional thermal resistance, they provide efficient filtration solutions for challenging environments in industries such as oil and gas. Certified to meet industry regulations, these cartridges deliver enhanced performance in specialized applications. Comparison of Glass Fiber Pleated Filter Cartridge Types

Choosing the Right Type for Your Application

Selecting the correct filter cartridge for your application is a critical decision. Here are some factors to consider:

  1. Nature of the Fluid: Consider the fluid you are filtering. Its chemical properties may dictate the type of filter material suitable for use.
  2. Operating Environment: The conditions in which the filter operates, such as temperature and pressure, will influence the choice of your filter cartridge.
  3. Particle Size: The size and nature of the particles you aim to filter out will determine the filtration efficiency required.
  4. Industry Requirements: Different industries have unique standards and regulations. Make sure your choice complies with these.
  5. Cost-effectiveness: Consider not just the initial cost of the filter cartridge but also its service life, maintenance needs, and replacement costs.

Remember, the High-Efficiency Glass Fiber Pleated Filter Cartridges are best for applications requiring high purity and resistance to thermal and chemical damage. In contrast, the Specialized Glass Fiber Pleated Filter Cartridges are tailored for specific challenges, offering unique attributes like anti-static properties and oil and water repellency.

Critical Attributes of Glass Fiber Pleated Filter Cartridges

Critical Attributes of Glass Fiber Pleated Filter Cartridges

  1. High Dirt Holding Capacity: These filter cartridges are designed to retain a significant amount of particles, thus ensuring a clean fluid output and minimizing the need for frequent cartridge changes.
  2. Long Service Life: Glass fiber pleated filter cartridges are renowned for their durability and longevity, making them a cost-effective choice in the long run.
  3. Chemical Compatibility: These cartridges are resistant to a broad spectrum of chemicals, ensuring their integrity and performance even in demanding chemical environments.
  4. Flow Rate and Differential Pressure: They offer excellent flow rates with minimal differential pressure, thereby ensuring efficient operation and energy conservation.
  5. Surface Area and Filtration Efficiency: Owing to their pleated design, these filter cartridges have a large surface area, which in turn translates to high filtration efficiency.

Each of these features makes the glass fiber pleated filter cartridges a versatile and robust filtering solution for a variety of applications.

How to Select the Right Glass Fiber Pleated Filter Cartridge

How to Select the Right Glass Fiber Pleated Filter Cartridge

Micron Rating and Filtration Efficiency

When choosing a filter cartridge, consider the micron rating and filtration efficiency. The micron rating refers to the size of particles the filter can effectively remove. The filtration efficiency is the percentage of specific-size particulates removed by the filter.

Flow Rate and Capacity Requirements

The flow rate is the quantity of fluid that can pass through the filter over a set period. The cartridge should meet the system’s flow rate and capacity requirements without causing excessive pressure drop or reducing its lifespan.

Chemical Compatibility and Material Construction

Ensure that the filter media and material construction are compatible with the chemicals present in the process fluid. Incompatibility may lead to filter degradation, causing poor performance or even failure.

Application-Specific Considerations

Specific application-specific considerations should also be taken into account when selecting a glass fiber pleated filter cartridge:

  1. Temperature and Pressure Conditions: Different cartridges have varying temperature and pressure thresholds. It’s crucial to choose one that can withstand the operating conditions typical to your application.
  2. Regulation Compliance: If your industry has specific regulatory standards concerning filtration, ensure that the chosen filter cartridge complies with these regulations.
  3. Disposal Method: Consider how the used filter cartridges will be disposed of. Depending on the type of impurities collected, specific disposal methods may be more appropriate than others.
  4. Cost: Lastly, the cost of the filter cartridge should align with your budget without compromising performance and longevity. Remember, the cheapest option may not always provide the best long-term value.

Installation and Maintenance Guidelines

  1. Proper Installation: Ensure that the cartridge is correctly positioned within the housing and that all seals and gaskets are intact and securely fitted. Incorrect installation can lead to bypassing of the filter, reducing its efficiency.
  2. Routine Inspection: Regularly inspect the filter cartridge for signs of wear or damage. Early detection of issues can prevent more severe problems down the line.
  3. Scheduled Replacement: Adhere to the recommended replacement schedule. Even if a filter cartridge appears to be in good condition, its filtration efficiency can decrease over time.
  4. Correct Disposal: Dispose of used cartridges responsibly, adhering to local waste management regulations. Some cartridges may be recyclable or suitable for incineration.
  5. Safety Measures: Always follow safety procedures when handling and replacing filter cartridges, including wearing appropriate personal protective equipment.

Remember, proper installation and maintenance can significantly extend the lifespan of your glass fiber pleated filter cartridge and ensure optimal filtration performance.

Common Applications of Glass Fiber Pleated Filter Cartridges

Common Applications of Glass Fiber Pleated Filter Cartridges

Glass fiber pleated filter cartridges see widespread use in a variety of applications due to their excellent filtration capabilities and robustness. Common applications include:

  1. Pharmaceutical Industry: These filters are often used in pharmaceutical manufacturing processes, including the filtration of process water, solvents, and active pharmaceutical ingredients.
  2. Food and Beverage Industry: The filters are utilized for the filtration of processed water, beverages, and edible oils, ensuring the removal of particulate matter and maintaining product quality.
  3. Chemical Industry: Used for the filtration of chemicals, these filters can withstand harsh conditions and provide efficient particle removal.
  4. Semiconductor Industry: In the production of semiconductors, these filters are utilized for the filtration of process water and chemicals.
  5. Water Treatment Systems: They’re commonly used in water treatment facilities for filtering out particulates, ensuring the supply of clean and safe water.
  6. Oil and Gas Industry: These cartridges are used in the filtration of oil and gas in the upstream, midstream, and downstream processes.

Remember, the specific application requirements will dictate the most suitable type of glass fiber pleated filter cartridge.


  1. Brother Filtration: This is a manufacturer’s website providing detailed information about their glass fiber pleated filter cartridge. It explains how the product uses laminated polyester or polypropylene media as the supporting layer of the glass fiber membrane.
  2. Darlly Filtration: Another manufacturer’s page that details the BSG series glass fiber pleated filter cartridges. It provides insight into the product’s retention efficiency and construction material.
  3. Perfect Filtra: This source provides information on the manufacturing process of glass fiber filter cartridges, emphasizing its effectiveness in extending the service life of final cartridges.
  4. Puritech Filtration: Puritech explains the benefits of their glass fiber pleated filter cartridges, including high filtration area, dirt-holding capacity, and high flow rate.
  5. Pullner Filter: This article discusses the function and advantages of glass fiber filter cartridges, especially their capability to remove colloidal & viscous contaminants in vaccines and culture media.
  6. Filter Vessel: This site provides specifications for BSG series glass fiber pleated filter cartridges, highlighting their ultra-fine glass fiber construction and high retention efficiency.
  7. Membrane Solutions: This source provides technical details about MS glass fiber pleated filter cartridges, including the materials used and the manufacturing process.
  8. CoBetter Filtration: This source offers a comprehensive view of their product’s design, which ensures high dirt-holding capacity and high removal efficiency.
  9. Amazon Filters: An overview of different types of pleated filters, including those that contain a very fine-rated borosilicate glass fiber media surface modified with fluoropolymer.
  10. Pearl Filtration: This source offers information on the construction of the cartridge and its applications in the filtration of acids and bases. It provides real-world context for the use of these filters.
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