As a seasoned professional in the air filtration industry with over 12 years of experience, I’ve worked closely with numerous clients, including facility managers, contractors, and industrial leaders, to identify the most suitable filtration solutions for their specific needs. One of the key components for effective filtration, especially in industries that require stringent air and liquid quality standards, is the pleated polypropylene (PP) filter cartridge. These filters are widely recognized for their superior filtration capacity, durability, and versatility.
In this article, I will take you through a global overview of the top 10 manufacturers of pleated polypropylene filter cartridges, highlighting their unique offerings, reputation, and contributions to enhancing air and liquid filtration systems.
1.ClearFilter

ClearFilter is a provider of high-end filtration solutions, leveraging proprietary wet-process and ePTFE technologies since 2015. The company serves nuclear power plants as well as ventilation, energy, food, electronics, and manufacturing industries. Led by founder Steve Shi, ClearFilter delivers custom solutions, rigorous testing, no MOQ, and has supported over 200 projects in 20+ countries—continuing to expand and innovate.
Address: 30 Andeli, WestYuhua Road, Nanjing
TEl: +86-13645188016
Website: https://clearfilterpro.com/
Main Product: HEPA Filters, Pleated Polypropylene Filter Cartridge
Other Products: Air Filters, Activated Carbon Filters, Gas Phase Filtration Syst
Get the best customized solution for your project
ClearFilter is a major supplier of water, air, and oil filters to China’s nuclear power plants.
2.SERFILCO

SERFILCO offers high-efficiency pleated polypropylene filter cartridges designed with advanced depth filtration technology. These filters provide high dirt-holding capacity and low-pressure drop. With excellent chemical resistance, they are suitable for corrosive liquid filtration, including acids and alkalis, making them ideal for chemical processing, electroplating, and water treatment applications.
Country: USA
Address: 2900 MacArthur Blvd. Northbrook, IL 60062
TEl: +1 (847) 509-2900
Website: https://www.serfilco.com/products/filtration-media/pleated-filter-cartridges/
Main Product: Pleated Polypropylene Filter Cartridge
Other Products: Filtration systems, pumps, filter housings, liquid handling equipment
Get the best customized solution for your project
ClearFilter is a major supplier of water, air, and oil filters to China’s nuclear power plants.
3.CECO Environmental

CECO Environmental’s PP pleated filter cartridges are manufactured using thermal bonding technology, eliminating the need for adhesives and ensuring no extractables during filtration. Their multi-layer structure enhances filtration efficiency, making them well-suited for high-purity liquid applications in the semiconductor, pharmaceutical, and food industries.
Country: USA
Address: 5080 Spectrum Drive Suite 800E Addison, TX 75001 USA
Tel: 214-272-5300
Website: https://www.cecoenviro.com/products/pleated-polypropylene-filter-cartridges/
Main product: Pleated Polypropylene Filter Cartridge
Other products: Membrane filters, air filtration systems, filter bags, industrial emission control equipment
Get the best customized solution for your project
ClearFilter is a major supplier of water, air, and oil filters to China’s nuclear power plants.
4.The Cary Company

The Cary Company’s pleated polypropylene filter cartridges feature an extended filtration area, effectively prolonging service life while reducing operational costs. With high-precision filtration capabilities, these cartridges are widely used in food processing, pharmaceutical purification, and electronics manufacturing.
Country: USA
Address: 1195 W. Fullerton Ave. Addison, IL 60101
Tel: (630) 629-6600
Website: https://www.thecarycompany.com
Main product: Pleated Polypropylene Filter Cartridge
Other products: PTFE filter cartridges, PES filter cartridges, melt-blown filters, filter bags
Get the best customized solution for your project
ClearFilter is a major supplier of water, air, and oil filters to China’s nuclear power plants.
5.Filtersource

Filtersource specializes in high-performance PP pleated filter cartridges designed for superior particle retention and high flow rates. These cartridges are widely used in industrial water treatment, chemical filtration, and precision manufacturing applications.
Country: USA
Address: New York, USA
Tel: (888) 968-3458
Website: https://www.filtersource.com/collections/pleated-filter-cartridges
Main product: Pleated Polypropylene Filter Cartridge
Other products: High-flow cartridges, membrane filters, melt-blown filters, string-wound filters
Get the best customized solution for your project
ClearFilter is a major supplier of water, air, and oil filters to China’s nuclear power plants.
6.Filson Filter

Filson Filter manufactures pleated polypropylene filter cartridges utilizing advanced microporous membrane technology, effectively removing suspended particles, colloids, and bacteria from liquids. These cartridges are ideal for biopharmaceuticals, food safety, and semiconductor manufacturing.
Country: China
Address: Beihuan Logistics Park, Muye District Xinxiang,Henan, China
Tel: +86 157 3695 8886
Website: https://www.filsonfilters.com/pleated-filter-cartridge/
Main product: Pleated Polypropylene Filter Cartridge
Other products: PTFE filter cartridges, fiberglass filter cartridges, air filters
Get the best customized solution for your project
ClearFilter is a major supplier of water, air, and oil filters to China’s nuclear power plants.
7.Filtrafine Corporation

Filtrafine Corporation produces high-purity PP pleated filter cartridges using industry-leading thermal bonding techniques. These filters are widely applied in industrial water treatment, electronics production, and chemical processing. The uniform structure ensures consistent filtration performance and an extended lifespan.
Country: USA
Address: 900 N Central Ave., Upland, CA91786
Tel: +1-909-217-7043
Website: https://www.filtrafine.com/pleated-flow-ca.html
Main product: Pleated Polypropylene Filter Cartridge
Other products: Membrane filters, filter housings, industrial liquid filtration equipment
Get the best customized solution for your project
ClearFilter is a major supplier of water, air, and oil filters to China’s nuclear power plants.
8.Hongtek Filtration Co., Ltd.

Hongtek Filtration’s PP pleated filter cartridges are designed with a dual-layer structure to enhance particle capture efficiency while maintaining high flow rates. They are extensively used in biotechnology, food processing, and fine chemicals industries.
Country: China
Address: T21 Creative Industrial Park, Jiangbei, Huizhou, GD, China
Tel: +86 752 2203 959
Website: https://www.hongtekfiltration.com/pleated-cartridge-filters/pp-pleated-cartridge-filters.html
Main product: Pleated Polypropylene Filter Cartridge
Other products: Membrane filters, air filters, filter bags
Get the best customized solution for your project
ClearFilter is a major supplier of water, air, and oil filters to China’s nuclear power plants.
9.Gopani Product Systems

Gopani’s PP pleated filter cartridges are recognized for their superior chemical resistance and high dirt-holding capacity, making them suitable for water treatment, semiconductor manufacturing, and medical applications. Their optimized design minimizes replacement frequency while maximizing filtration efficiency.
Country: India
Address: 104 Kashi Parekh Complex, Swastik Cross Road, B/h Bhagwati Chambers, C. G. Road, Navrangpura, Ahmedabad – 380009. Gujarat, India.
Tel: +91-706 901 8049
Website: https://www.gopani.com/what-is-a-pleated-cartridge-filter/
Main product: Pleated Polypropylene Filter Cartridge
Other products: Filter housings, filter bags, customized filtration solutions
Get the best customized solution for your project
ClearFilter is a major supplier of water, air, and oil filters to China’s nuclear power plants.
10.Lufil Filtration Technology

Lufil Filtration Technology offers PP pleated filter cartridges that combine high filtration efficiency with exceptional structural strength. These cartridges maintain stable performance even in demanding industrial environments and are widely used in pharmaceuticals, electronics, and food processing.
Country: India
Address: Shop No.16,18 Shri Sharan, Nr. Canara Bank, Opp.R.A.F Camp, Vastral, Ahmedabad-382418 Gujarat India
Tel: +91 9924813307
Website: https://www.lufil-filter.com/pp-pleated-filter-cartridge.html
Main product: Pleated Polypropylene Filter Cartridge
Other products: Membrane filters, air filters, filter bags
Get the best customized solution for your project
ClearFilter is a major supplier of water, air, and oil filters to China’s nuclear power plants.



