Our goal is to become your true partner in the field of RO filter cartridge in China. Hangzhou Hanzhikang Purification Equipment Co., Ltd., is an enterprise specializing in the production, research and development of filtration products. We are committed to providing high-quality air and fluid filtration systems, covering design, manufacturing, sales and service, and are a new type of comprehensive company. We ensuring every product delivered meets rigorous quality and performance standards. The price is competitive and the product is quality-assured, which is a good choice for your long-term cooperation.
Why Choose Us
Quality control
We have implemented strict quality control measures throughout the entire production line. From the selection of raw materials to the final product testing, each stage is strictly inspected. This ensures that our filter elements meet the highest performance and reliability standards.
Our service
The company has a professional sales team to provide you with high-quality pre-sales consulting services. During the order production process, customers can communicate with us at any time to understand the production progress. At the same time, we provide high-quality after-sales service to meet the different needs of customers.
Our certifications
Our product manufacturing process follows the ISO9001 quality management system, and we have obtained multiple certifications, such as CE certification, GMP certification, etc.
Our R&D
We have a professional R&D team with rich industry experience and technical strength, and hold a number of filtration technology patents, including innovations in product design, manufacturing process, filter materials, etc.
Advantages of RO Filter Cartridge
Improves taste
RO filtration improves taste, odor and appearance of water by removing contaminants that cause taste and odor problems.
Saves money
With an RO system, you can cancel your water delivery service and stop purchasing cases of bottled water. Reverse Osmosis filtration provides “better-than-bottled water” quality water for just pennies per gallon.


Simple maintenance
RO systems have very few moving parts. Replaceable parts make RO systems easy to clean and service.
Removes impurities
Reverse osmosis water systems can reduce or remove common pollutants from water including nitrates, lead, pesticides, PFOS, sulfates, fluoride, bacteria, pharmaceuticals, Arsenic V, and much more. A Reverse Osmosis systems’ carbon filter will also remove chlorine and chloramines.
Types of RO Filter Cartridges
Sediment filter cartridges
Sediment filter cartridges are the first line of defense in any RO filtration system. These cartridges help in catching larger particles in the water, like dirt, sand, rust, and other debris, that may further clog the more sensitive parts of the RO system downstream.
Post carbon filter cartridges
The post-carbon filter cartridge is the last stage of filtration an RO system usually goes through. Once the water has passed through the RO membrane, which removes most contaminants, the post-carbon filter cleans it further to eliminate odors, chlorine, and volatile organic matter.
RO membrane cartridges
The RO membrane is the most important component of any Reverse Osmosis system. The water molecule passes through while bigger contaminants like heavy metals, bacteria, and dissolved solids get blocked by a semipermeable membrane with tiny pores.
Mineral filter cartridges
One side effect or disadvantage of using RO filtration systems is that they can remove calcium, magnesium, and potassium from the water—all essentials that your body actually needs. That would be where the mineral filter cartridges come in.
Alkaline filter cartridge
The alkaline filter cartridges work to raise or increase the pH of water, hence making it more alkaline. Some studies propose that alkaline water smoothes out acidity inside the body and allows for better rehydration and overall health maintenance.
Spun filter
Another type of pre-filter used in RO systems is a spun filter. A spun filter, made from polypropylene or other synthetic fibres, is designed to capture and remove larger particles and sediments from the water.
Specification of RO Filter Cartridge
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Water Out Conductivity |
As per your requirements |
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Power Source |
Manual |
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Product Type |
RO Filter Cartridge |
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Voltage |
As per your requirements |
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Water in conductivity |
As per your requirements |
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Material |
Plastic |
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Drive Type |
Manual |
Application of RO Filter Cartridge
It finds extensive applications in the chemical industry, where water quality is critical for various processes. It purifies raw materials, ensures consistency in solution preparation, and provides ultra-pure water for laboratory usage, safeguarding valuable equipment and experiments.

In chemical product washing, it plays a crucial role by ensuring the water used is free from particles and chemicals. It contributes to equipment cleaning, preventing cross-contamination, and enhancing product rinsing, which removes residual chemicals. Moreover, during surface preparation processes, the cartridge ensures a clean, particle-free surface, leading to better coating adhesion and improved finished product quality.

Features of RO Filter Cartridge
High-quality filtration
Utilizing high-grade materials and advanced technology, the RO it effectively traps and removes particles as small as 5 microns, preventing them from reaching the RO membrane.
Chlorine removal
Equipped with activated carbon, the cartridge efficiently removes chlorine and organic contaminants, enhancing the taste and odor of the water.
Extended RO membrane life
By eliminating sediment and chlorine, the pre-filter cartridge minimizes fouling and scaling on the RO membrane, extending its lifespan and reducing maintenance costs.
Production Process of RO Filter Cartridge
With 100% in-house production starting from high quality, certified raw materials, filtration cartridges have a unique, stand-out design, guaranteeing an excellent regeneration performance and full compatibility with different detergents.
Filtering elements are manufactured from polymers produced in-house in polyethersulfone, polypropylene and PTFE. Prefilters have a β-ratio 5000 retention rate and can be customised on request, assembling up to six different layers.
The technical staff also carries out integrity tests and continuous quality control throughout the production process to ensure high performance and microbial retention, both of which are essential features in obtaining a quality product.
Customizable RO Filter Cartridge
We understand the critical nature of specific filtration requirements. Leveraging our extensive knowledge in water treatment, we offer customized high flow cartridge filters available in various sizes, end caps, and materials. Regardless of your unique specifications, we are committed to delivering solutions that perfectly align with your filtration needs.
Customize your filters according to your specific requirements, ensuring they fit seamlessly into your water treatment systems. From design to installation, our team provides thorough technical support, ensuring your filtration system operates efficiently.
Packing and Shipping of RO Filter Cartridge
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Packing |
Box |
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Shipping |
Shipped by road, Sea, Rail |
FAQ
We're professional ro filter cartridge manufacturers and suppliers in China, specialized in providing high quality products and service. We warmly welcome you to wholesale cheap ro filter cartridge from our factory.
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