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What is a PP Pleated Filter Cartridge ?

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The ClearFilter PP Pleated Filter Cartridge is a strong filter made from polypropylene. Its folded design increases the surface area for filtering. This helps remove dirt from liquids or gases effectively. It provides clean and safe results for industries like medicine, food, and electronics.

Its special layered design improves flow and lasts longer. You can choose different filter ratings, sizes, and connectors to fit your system. It meets ISO 9001 standards, ensuring it is reliable and high-quality. This makes it a trusted option for tough jobs.

Key Takeaways

  • The ClearFilter PP Pleated Filter Cartridge works very well. It catches tiny particles as small as 0.2 microns with 99.98% accuracy.

  • Its folded design gives it more surface area. This helps it filter faster and last longer, so you don’t need to replace it often.

  • The polypropylene material is strong and resists chemicals. This makes it good for tough jobs in industries like medicine and food.

  • Picking the right micron size and filter size is important. Match them to what you need for the best results.

  • The cartridge can be customized and is eco-friendly. It’s made from recyclable materials, which cuts down on waste and helps the environment.

Structure and Materials of the ClearFilter PP Pleated Filter Cartridge

Polypropylene as the Core Material

Properties of polypropylene

Polypropylene (PP) has a low melting point, making it ideal for industrial meltblown production. Its fibers resist moisture, which makes them excellent at preventing stains. Additionally, polypropylene fibers have the lowest density of all fibers, so they offer the lightest weight for the same coverage area.

Due to these benefits, polypropylene meltblown fabric is widely used in filters and other applications. It’s lightweight, uniform in appearance, and easy to handle, providing consistent quality and durability in industrial uses. It’s especially valued where lightweight and effective stain resistance are important.

sem image of polypropylene filter media after loading
sem image of polypropylene filter media after loading
sem image of clean polypropylene filter media
sem image of clean polypropylene filter media

Meltblown nonwoven fabric is made by spinning polypropylene fibers into very fine strands. In this process, polypropylene is first melted at high temperatures. Then, using a screw extruder, the melted polymer is pushed forward to a metering pump. This pump ensures a steady flow of melted material. The molten polypropylene passes through tiny openings, and the high-temperature airflow stretches it into ultra-fine fibers. These fibers are evenly collected onto a conveyor belt under suction, forming a uniform, web-like polypropylene fabric.

In short, the meltblown process transforms melted polypropylene into extremely fine fibers, resulting in the high-quality filter material commonly used in masks, filtration, and protective equipment.

meltblown nonwoven fabric manufacturing process diagram
meltblown nonwoven fabric manufacturing process diagram

Filter Performance Testing

Particle Retention Test

Prepare a water sample containing particles of known sizes (e.g., 0.1–10 μm). Filter a set volume of this sample through the filtration material. Use a particle counter to measure how many particles of each size remain in the water before and after filtering. Comparing these numbers lets you calculate how effective the filter is.
For example, if the number of 1 μm particles per liter is reduced from 1000 before filtering to 10 after, this indicates excellent filtration efficiency.

Turbidity Reduction Test

Prepare a colloidal suspension, such as kaolin or silica, and measure its turbidity (cloudiness) using a turbidity meter before and after filtration. For instance, if turbidity decreases from 50 NTU (cloudy) to 5 NTU (clearer), the filter effectively removes colloids from the water.

Flux Stability Test

Pass water through the filter material at a constant flow rate, measuring how much water (in liters per square meter per hour, L/m²·h) flows through at different time intervals. Record and plot these measurements over time to see if the flow rate remains stable or gradually decreases, indicating potential clogging.

pp pleated filter cartridge
ClearFilter’s PP Pleated Filter Cartridge

Chemical Stability Test

Immerse the filter material in different chemical environments, such as an acidic solution with a pH of 2, for set periods (e.g., 7 days) at specific temperatures. After immersion, visually inspect the material for deformation, swelling, or cracking, and re-check filtration performance, including flow rate and particle retention efficiency, to ensure the material remains chemically stable.

Dirt Holding Capacity Test

Pass water containing a known amount of contaminants (dirt) through the filter at a constant flow rate. Continue filtering until the filter becomes clogged. Measure the total volume of water filtered and weigh the collected contaminants to determine how much dirt the filter can hold before replacement is necessary (expressed in g/m²).

Microbial Retention Test

Use water contaminated with specific microorganisms, such as E. coli, and filter it through the material. Before and after filtration, culture samples to determine microbial presence. Comparing the microbial count before and after filtration shows the filter’s effectiveness in removing bacteria, ensuring water purity.

Attribute

Details

Material

Polypropylene

Maximum Operating Temperature

80 degrees

Certification

ISO 9001

Why polypropylene is ideal for critical filtration applications

Polypropylene’s features make it great for the PP Pleated Filter Cartridge. Its chemical resistance ensures it works well in industries like medicine and electronics. Its strength means fewer replacements, saving time and money. Meeting ISO 9001 standards ensures it is reliable and high-quality.

The Pleated Design

How pleating increases surface area for filtration

The pleated design adds more surface area to the cartridge. This lets more liquid or gas pass through while trapping more dirt. It makes filtering faster and better without slowing the flow.

Feature

Benefit

High surface area

Increases flow rate and extends service life

Graded pore structure

Enhances retention and throughput

Resistance to dirt unloading

Maintains performance under maximum pressure

Benefits of the pleated structure in improving efficiency and longevity

The pleated design helps the cartridge last longer and work better. It spreads dirt evenly, so it doesn’t clog easily. This means fewer changes and lower costs for you.

Additional Components

End caps, core, and support layers

The PP Pleated Filter Cartridge has parts like end caps, a strong core, and support layers. These parts make the cartridge stronger and better at filtering. The end caps keep it in place, the core adds strength, and the support layers stop it from collapsing during heavy use.

How these components enhance the cartridge’s performance

These parts improve how the cartridge works and lasts. For example:

  • Pre-filters remove big dirt before it reaches the cartridge.

  • Two-step filtering catches bigger dirt first, then smaller dirt.

  • This setup helps the cartridge last longer and keeps the flow steady.

With these features, the PP Pleated Filter Cartridge provides strong and long-lasting filtering for many uses.

How the ClearFilter PP Pleated Filter Cartridge Works

Filtration Mechanism

The role of the pleated structure in trapping particles

The pleated design helps catch dirt and particles. Each fold adds more surface area, so it traps more dirt without slowing the flow. This design spreads dirt evenly, stopping clogs and keeping it working well. The fixed pores hold trapped dirt firmly, even under high pressure.

Feature

Details

Micron Ratings

0.2 to 20 μm

Absolute Efficiency

99.98% (Beta 5000)

High Surface Area

High flow rate, long service life

Fixed Pore Construction

Resists dirt unloading

Material

Polypropylene

Gasket Compatibility

Various materials available

Structural Strength

Heavy duty molded cage

Media Consistency

Highly consistent melt blown media

How contaminants are removed based on the micron rating

The cartridge filters particles based on its micron rating. A 0.2-micron rating catches tiny particles, while 20 microns catch bigger ones. This lets you pick the right filter for your needs. It works for both liquids and gases. With 99.98% efficiency, it removes even the smallest impurities, giving clean results.

Flow Process

How liquid or gas flows through the cartridge

Liquid or gas enters the cartridge and passes through the pleated layers. The pleats spread the fluid evenly, touching more of the filter surface. This removes dirt while keeping the flow steady. Its large surface area and graded pores help it work smoothly, even in tough conditions.

Cartridge Series

Flow Rate (GPM)

Pressure Drop (PSID)

CelluTEC® HF Series

Up to 30 GPM

N/A

High Flow Series

Up to 500 GPM

N/A

GSC™ Series

Up to 7 GPM

0.6 PSID at 7 GPM

The importance of maintaining consistent flow rates for optimal performance

Steady flow rates are key for good filtration. A smooth flow helps the filter catch dirt evenly, avoiding clogs and lasting longer. The ClearFilter PP Pleated Filter Cartridge handles high flow rates with low pressure drops. This makes it a dependable choice for many uses.

Key Benefits of the ClearFilter PP Pleated Filter Cartridge

High Filtration Efficiency

Captures tiny particles accurately

The ClearFilter PP Pleated Filter Cartridge works with great accuracy. Its pleated design and fixed pores trap even small particles. It filters both liquids and gases, giving dependable results. The table below shows its performance for different filter series:

Filter Series

Absolute Efficiency

Micron Ratings

Key Features

Beta 5000

99.98%

0.2 to 20 μm

Holds more dirt, lasts longer

PMG Series

99.98%

0.2 to 30 μm

Great flow rates, long-lasting

PME Series

99.98%

0.2 to 50 μm

Large surface area, holds more dirt

PMA Series

99.98%

0.2 to 100 μm

Good surface area, long service life

This efficiency ensures clean results, perfect for food and medicine industries.

Performs well over time

The cartridge stays effective even in tough conditions. Its pleated design stops clogs, and polypropylene material resists damage. This means fewer replacements, saving time and money.

Bar chart showing high filtration efficiency for each filter series

Durability and Longevity

Stands up to tough conditions

The ClearFilter PP Pleated Filter Cartridge is very strong. Its polypropylene material handles harsh chemicals, heat, and pressure. It works well in places like chemical plants and water treatment centers.

Saves money with long life

Its sturdy design holds more dirt and lasts longer. You won’t need to replace it often, cutting costs and downtime. This makes it a smart choice for your filtration needs.

Versatility

Works with many liquids and gases

This cartridge can filter many things. It handles liquids like acids and solvents, and gases in factories. You can customize it with different sizes and connectors to fit your system.

Used in many industries

The ClearFilter PP Pleated Filter Cartridge is useful in many fields. It improves water for bottled drinks and keeps electronics clean. The table below shows how it works in different industries:

Case Study Title

Industry/Application

Focus Area

Liquid Filters

Pulp and Paper Mills

Protecting equipment

Filtration Opportunities with Microbreweries

Microbrewery

Filtering during brewing

Bottled Water Applications

Bottled Water

Better water quality, saving costs

CBD Oil

Cannabis and Hemp

Cleaning and purifying CBD oil

Focused Microelectronics Applications

Microelectronics

Filtering for LED and solar cell production

This flexibility makes it a reliable choice for many needs.

Common Uses of the ClearFilter PP Pleated Filter Cartridge

Industrial Uses

Role in chemical processing and factories

The ClearFilter PP Pleated Filter Cartridge is great for tough jobs. Its strong polypropylene material resists harsh chemicals like acids and solvents. This makes it perfect for filtering liquids in factories and advanced processes like making LEDs and solar cells.

  • The cartridge works well in:

    • Reverse Osmosis systems, removing dirt and cutting costs.

    • Microelectronics factories, helping with precise high-tech tasks.

    • Liquid filtering in chemical plants, protecting equipment and ensuring smooth work.

Cleaning water in treatment plants

Water plants use this cartridge for its excellent filtering ability. It removes dirt, making water clean for different uses. It can handle up to 50,000 liters per hour, showing its efficiency. Its ISO 9001 certification ensures it meets high-quality standards, making it reliable for water cleaning.

Feature

Details

Filtration Efficiency

Removes dirt for clean water.

Productivity Rate

Filters up to 50,000 liters per hour.

Operating Temperature

Works in heat up to 80 degrees Celsius.

Warranty

Comes with a 2-year warranty.

Certification

ISO 9001 certified for quality.

Food and Drink Industry

Keeping food and drinks clean

This cartridge keeps food and drinks safe by removing impurities. In microbreweries, it helps clear beer after fermentation and keeps it safe before bottling. These steps ensure the final product is clean and tastes good.

  • Benefits include:

    • Clearer drinks like beer and bottled water.

    • Keeps drinks safe by stopping harmful microbes.

    • Reduces risks by keeping filtration steady and reliable.

Meeting safety rules

This cartridge follows strict safety rules for food and drinks. It is made without glue, so it won’t contaminate products. This makes it a trusted choice for safe and high-quality food and drink production.

Medicine and Health Fields

Sterile filtering for medical tools and drugs

Sterility is very important in medicine. This cartridge removes bacteria and particles, keeping fluids clean. Its advanced design helps reduce germs and particles, making it ideal for medical tools and drug production.

  • Features that ensure sterility:

    • Made in an ISO Class 7 Cleanroom.

    • Cleaned with ultrapure water and tested for quality.

    • High ability to block bacteria and yeast, ensuring cleanliness.

Keeping labs clean

Labs need clean spaces for accurate results. This cartridge removes dirt from air and liquids, keeping labs clean. Each filter has a stamped pore size and serial number, ensuring reliability for sensitive tasks.

Key Features

Description

Cleanroom Environment

Made in an ISO Class 7 Cleanroom.

Integrity Testing

Cleaned with ultrapure water and tested for quality.

Bioburden Reduction

Blocks bacteria and yeast effectively.

Particle Removal

Removes bacteria from air during tests.

Traceability

Stamped with pore size and serial number for tracking.

How to Pick the Right ClearFilter PP Pleated Filter Cartridge

Think About the Micron Rating

Match the micron rating to the particles you need to filter

The micron rating decides what size particles the filter catches. A smaller rating, like 0.2 microns, traps tiny particles. Larger ratings, like 20 microns, catch bigger dirt. For example, medicine makers need small ratings for sterile filtering. Water plants may use larger ratings for pre-cleaning.

To choose the right filter, follow these steps:

  1. Make sure it fits your system.

  2. Check if it removes the dirt you need gone.

  3. Look for quality and safety certifications.

  4. See how much dirt it can hold and how long it lasts.

  5. Ensure it keeps a steady flow.

  6. Match the micron rating to your needs.

  7. Pick strong materials for tough jobs.

  8. Balance cost with how long it will last.

Why knowing your filtration needs matters

Understanding what you need filtered helps you pick the best cartridge. Know the type of dirt and how clean you need the liquid or gas. For example, food factories need precise filters to meet safety rules. Choosing the right micron rating ensures good results and saves money.

Check Compatibility

Make sure the cartridge works with the liquid or gas

The filter must handle the substance it cleans. For liquids like acids, the material should resist damage. For gases, it must handle pressure and flow. Picking the right cartridge keeps your system working well.

Look at chemical resistance and heat limits

Polypropylene resists strong chemicals like acids and solvents. This makes it great for tough jobs. Also, check the heat limit. For example, ClearFilter cartridges work up to 80°C. This makes them good for hot and harsh conditions.

Check Size and Flow Rate

Pick the right size for your system

The cartridge must fit your system perfectly. Measure your system and pick a matching size. ClearFilter offers different lengths and widths to fit your needs. A good fit stops leaks and ensures smooth filtering.

Make sure the flow rate fits your needs

A steady flow rate keeps your system running well. Choose a cartridge that handles your flow without slowing down. For example:

  • Use high-flow cartridges for big factory jobs.

  • Check flow and pressure often to spot clogs.

  • Set normal readings to know when to clean or replace.

Choosing the right size and flow rate helps the filter work better and last longer.

Factor in Cost and Maintenance

Balancing upfront costs with long-term durability

When picking a filter cartridge, think beyond the price tag. A good-quality cartridge might cost more at first but lasts longer. Strong materials like polypropylene resist chemicals and wear, making it durable. This means fewer replacements, saving money over time.

Here are reasons to choose durable cartridges:

  • Superior Material Composition: Strong materials handle tough conditions and last longer.

  • Enhanced Filtration Efficiency: They clean better, keeping your system safe.

  • Reduced Frequency of Replacement: Fewer changes mean less downtime and lower costs.

  • Cost-Effectiveness Over Time: Long-lasting filters save money in the long run.

  • Improved System Protection: They stop damage to your system, avoiding repairs.

  • Environmentally Sound: Fewer replacements create less waste, helping the planet.

Choosing durable cartridges gives better results and saves money overall.

Considering ease of replacement and cleaning

Easy maintenance is also important. A cartridge that’s simple to replace or clean saves effort. ClearFilter PP Pleated Filter Cartridges are made for easy use. They have flexible connectors and a strong welded design. These features make them easy to install and keep clean.

When choosing a cartridge, look for these features:

  • Fits your system without needing changes.

  • Comes with clear instructions for setup and replacement.

  • Has clog-resistant designs to reduce cleaning needs.

A well-made cartridge is easier to maintain and keeps working well. This saves time and ensures your system runs smoothly, making it a smart choice.

The ClearFilter PP Pleated Filter Cartridge is a trusted choice for filtration. It works well for cleaning both liquids and gases. It can filter up to 50,000 liters per hour. It also handles heat up to 80°C, making it strong and reliable.

Feature

Details

Filtration Efficiency

Provides clean results for many uses.

Durability

Handles high heat with a 2-year warranty.

Customizable Options

Comes in different sizes to fit your needs.

Certification

ISO 9001 certified for safety and quality.

This cartridge is made from eco-friendly polypropylene and fits many uses. Check your filtration needs and choose ClearFilter’s options for the best match.

FAQ

1. How long does a ClearFilter PP Pleated Filter Cartridge last?

The lifespan depends on what it filters and how often it’s used. Usually, it lasts a few months in factories. Check flow rates and pressure drops to know when to replace it.

2. Why is the ClearFilter PP Pleated Filter Cartridge eco-friendly?

This cartridge is made from 100% recyclable polypropylene and has no glue. Its long-lasting design means less waste, making it better for the environment.

3. Which industries use this filter the most?

Industries like medicine, food, electronics, and water treatment use it often. Its strong filtering and chemical resistance make it great for tough jobs.

Tip: Pick the right micron rating for your industry’s needs.

4. What is the highest temperature it can handle?

The ClearFilter PP Pleated Filter Cartridge works well up to 80°C. This makes it good for hot jobs in many industries.

5. Can the cartridge be customized?

Yes, you can change its size, micron rating, and connectors. These options help it fit your system and meet your needs.

Note: You can order just one cartridge if needed—no minimum required.

High-Performance Filters, Custom-Built for Your Exact Requirements

Leverage our in-house media production, stringent quality controls, and full testing capabilities. We supply directly from our factory with no MOQ, ensuring faster turnaround, uncompromised standards, and custom-engineered filters to meet your exact specifications.

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