Top 10 B RO Membrane Suppliers in the world

Jan 02, 2026Leave a message

Introduction to B RO Membrane

B RO (Brackish Reverse Osmosis) membrane is a crucial component in water treatment systems, especially for desalinating brackish water. Brackish water contains a moderate amount of dissolved salts, and B RO membranes are designed to remove these salts and other impurities effectively through the reverse osmosis process. This technology relies on a semi - permeable membrane that allows water molecules to pass through while blocking the passage of dissolved salts, suspended solids, and other contaminants.


The use of B RO membranes has widespread applications, including municipal water supply, industrial water treatment, and agricultural irrigation. They offer high rejection rates of salts and other pollutants, high water recovery rates, and relatively low energy consumption compared to other desalination methods. As the demand for clean and fresh water continues to grow globally, the importance of B RO membranes in water treatment cannot be overstated.


Now, let's explore the top 10 B RO membrane suppliers in the world:


1. Hangzhou Puri - guard Water Treatment Co., Ltd.

Hangzhou Puri - guard Water Treatment Co., Ltd. is a leading player in the water treatment industry, specializing in the research, development, production, and sales of reverse osmosis membranes. The company is committed to providing high - quality membrane products and comprehensive water treatment solutions to its customers.


With state - of - the - art production facilities and a team of experienced R & D professionals, Hangzhou Puri - guard has developed a series of B RO membranes that are highly efficient and reliable. Their membranes are designed to withstand a wide range of operating conditions, including high pressure and varying water qualities. This makes them suitable for various water treatment applications, from small - scale domestic use to large - scale industrial projects.


One of the key features of Hangzhou Puri - guard's B RO membranes is their high salt rejection rate. Through continuous research and technological innovation, the company has been able to achieve excellent rejection performance, ensuring that the treated water meets the required quality standards. Additionally, their membranes have a long service life, which reduces the frequency of membrane replacement and lowers the overall cost of water treatment.


The company also places great emphasis on after - sales service. They have a professional technical support team that can provide customers with on - site installation guidance, system debugging, and regular maintenance services. This comprehensive service ensures that customers can make full use of the company's membrane products and achieve optimal water treatment results.


Features in B RO Membrane:


  • High salt rejection: Capable of removing a large proportion of dissolved salts from brackish water, ensuring high - quality treated water.
  • High water flux: Allows for a large volume of water to pass through the membrane per unit time, improving the efficiency of the water treatment process.
  • Good chemical stability: Resistant to various chemicals, which means it can operate stably in different water environments.


Advantages:


  • Strong R & D capabilities: Continuously invests in research and development to improve membrane performance and develop new products.
  • Comprehensive service system: Provides customers with one - stop solutions from product selection to after - sales service.
  • Cost - effective: Offers high - quality products at competitive prices, helping customers reduce water treatment costs.


Website: https://www.romembranetech.com/


2. Dow Water & Process Solutions

Dow Water & Process Solutions, a business unit of DowDuPont, is a global leader in water treatment technologies. With a long - standing history of innovation, the company has developed a wide range of membrane products, including B RO membranes.


Dow's B RO membranes are known for their exceptional performance in terms of salt rejection and water flux. The company uses advanced manufacturing techniques to ensure the consistency and quality of its membranes. Their membranes are designed with a unique membrane structure that allows for efficient separation of salts and other contaminants from water.


In addition to their high - performance membranes, Dow offers comprehensive technical support and consulting services. Their team of experts can help customers design and optimize water treatment systems based on their specific needs. This includes selecting the appropriate membrane type, configuring the system layout, and providing guidance on operation and maintenance.


Dow also has a strong commitment to environmental sustainability. They are constantly working on developing more energy - efficient membrane products and improving the overall environmental footprint of their manufacturing processes.


Features in B RO Membrane:


  • High - performance membrane chemistry: Enables high salt rejection and water flux, resulting in efficient water treatment.
  • Wide range of product offerings: Can meet the needs of different industries and applications, from small - scale water purification to large - scale industrial desalination.
  • Excellent fouling resistance: The membrane surface is designed to resist the accumulation of contaminants, reducing the frequency of membrane cleaning and replacement.


Advantages:


  • Global presence: With a wide distribution network and local support teams around the world, Dow can provide timely service to customers.
  • Strong R & D investment: Continuously develops new membrane technologies to meet the evolving needs of the water treatment industry.
  • Brand reputation: Dow is a well - known and trusted brand in the industry, which gives customers confidence in their products.


3. Toray Industries, Inc.

Toray Industries is a Japanese multinational corporation that has made significant contributions to the field of membrane technology. Their B RO membranes are highly regarded for their high quality and performance.


Toray's membrane manufacturing process is based on advanced polymer chemistry and engineering. The company has developed a unique membrane material that offers excellent mechanical strength and chemical resistance. This allows their B RO membranes to operate in harsh water conditions without significant degradation.


The company's B RO membranes also feature a high degree of uniformity in membrane structure. This uniformity ensures consistent performance across the entire membrane surface, resulting in more stable and reliable water treatment. Toray provides extensive technical documentation and training resources to help customers understand and operate their membrane systems effectively.


In terms of environmental friendliness, Toray is committed to reducing the energy consumption of its membrane products. They are constantly researching and developing new ways to improve the efficiency of their membranes, which not only benefits the environment but also reduces the operating costs for customers.


Features in B RO Membrane:


  • High mechanical strength: Can withstand high pressure and physical stress during operation, ensuring long - term stability.
  • Excellent chemical resistance: Resistant to a wide range of chemicals, making it suitable for treating water with different chemical compositions.
  • Uniform membrane structure: Results in consistent salt rejection and water flux performance.


Advantages:


  • Advanced manufacturing technology: Toray's production facilities are equipped with the latest technology to ensure high - quality membrane production.
  • Strong R & D capabilities: The company invests heavily in research to develop new membrane materials and improve existing products.
  • Global market share: Toray has a large global market share in the membrane industry, which reflects the high recognition of its products.


4. Hydranautics

Hydranautics, a subsidiary of Nitto Denko Corporation, is a well - known supplier of membrane products for water treatment. The company has a rich portfolio of B RO membranes that are designed to meet the diverse needs of different industries.


Hydranautics' B RO membranes are characterized by their high water recovery rates. The company has developed membrane designs that allow for a large proportion of the feed water to be converted into treated water, reducing water waste. This is particularly important in regions where water resources are scarce.


The membranes also have excellent fouling resistance properties. Hydranautics uses special surface modification techniques to prevent the attachment of contaminants on the membrane surface. This reduces the need for frequent chemical cleaning and extends the service life of the membranes.


In addition to product quality, Hydranautics is known for its customer - centric approach. They work closely with customers to understand their specific requirements and provide customized solutions. Their technical support team is always available to answer questions and provide on - site assistance.


Features in B RO Membrane:


  • High water recovery rate: Maximizes the utilization of feed water, reducing water consumption.
  • Superior fouling resistance: Minimizes membrane fouling, resulting in lower operating costs and longer membrane life.
  • Customizable solutions: Can be tailored to meet the specific needs of different customers and applications.


Advantages:


  • Proven track record: Hydranautics has a long history of providing reliable membrane products, which gives customers confidence in their performance.
  • Technical expertise: The company's R & D and technical teams have in - depth knowledge of membrane technology, enabling them to offer innovative solutions.
  • Global customer service: With a global network of sales and service offices, Hydranautics can provide prompt support to customers around the world.


5. GE Water & Process Technologies

GE Water & Process Technologies is a division of General Electric, a global industrial giant. The company offers a comprehensive range of water treatment solutions, including B RO membranes.


GE's B RO membranes are designed with advanced membrane technology to provide high - performance water treatment. The membranes have a high salt rejection rate and can handle a wide range of feed water qualities. This makes them suitable for various applications, from municipal water treatment to industrial wastewater reuse.


The company also focuses on energy efficiency in its membrane products. GE has developed membrane designs that require less energy to operate, which helps customers reduce their energy costs. In addition, GE provides a full range of system integration services. They can design, build, and commission complete water treatment plants based on their membrane products, ensuring seamless operation and optimal performance.


GE is also actively involved in research and development to improve the performance and sustainability of its membrane products. They collaborate with leading research institutions and industry partners to drive innovation in the water treatment field.


Features in B RO Membrane:


  • High salt rejection and wide feed water tolerance: Can effectively treat water with different salt concentrations and impurities.
  • Energy - efficient design: Reduces the energy consumption of the water treatment process, lowering operating costs.
  • System integration capabilities: Can provide turnkey water treatment solutions, from design to commissioning.


Advantages:


  • Strong industrial background: As part of General Electric, GE Water & Process Technologies has access to extensive resources and expertise in various industries.
  • Global reach: With a global presence, the company can serve customers in different regions and provide local support.
  • Innovation - driven: Continuously invests in R & D to develop new and improved membrane products.


6. Koch Membrane Systems

Koch Membrane Systems is a leading provider of membrane filtration products and solutions. The company has a long - standing reputation for quality and innovation in the membrane industry.


Koch's B RO membranes are engineered to offer high - performance water treatment. They use advanced membrane materials and manufacturing processes to ensure excellent salt rejection and water flux. The membranes are also designed to be highly resistant to fouling, which is a common problem in water treatment systems.


The company offers a wide range of membrane configurations, including spiral - wound and hollow - fiber membranes. This allows customers to choose the most suitable membrane type for their specific applications. Koch Membrane Systems also provides comprehensive technical support and training to help customers optimize the performance of their membrane systems.


In addition to product quality, Koch is committed to environmental sustainability. They are constantly working on developing more eco - friendly membrane products and improving the energy efficiency of their manufacturing processes.


Features in B RO Membrane:


  • High - performance membrane materials: Provide excellent salt rejection and water flux, ensuring efficient water treatment.
  • Multiple membrane configurations: Offer flexibility in system design to meet different customer needs.
  • Anti - fouling design: Reduces membrane fouling and extends the service life of the membranes.


Advantages:


  • Industry experience: Koch has decades of experience in the membrane industry, which gives them in - depth knowledge and expertise.
  • Customized solutions: Can develop tailored membrane solutions based on the specific requirements of customers.
  • Strong R & D focus: Continuously invests in research to improve membrane performance and develop new products.


7. Lanxess AG

Lanxess AG is a German specialty chemicals company that also has a significant presence in the water treatment membrane market. Their B RO membranes are known for their high quality and reliability.


Lanxess uses advanced polymer technology in the production of its B RO membranes. The membranes have a unique structure that allows for efficient separation of salts and other contaminants from water. They offer high salt rejection rates and good water flux, ensuring effective water treatment.


The company also focuses on the durability of its membranes. Lanxess' B RO membranes are designed to withstand harsh operating conditions, such as high temperatures and high pressures. This makes them suitable for a wide range of industrial water treatment applications.


In addition to product performance, Lanxess provides excellent customer service. They have a team of experts who can provide technical advice and support to customers throughout the entire process, from product selection to system operation and maintenance.


Features in B RO Membrane:


  • Advanced polymer technology: Enables high - performance separation of salts and contaminants.
  • High durability: Can withstand harsh operating conditions, ensuring long - term use.
  • Good water flux and salt rejection: Provides efficient water treatment.


Advantages:


  • Chemical expertise: As a specialty chemicals company, Lanxess has in - depth knowledge of polymer chemistry, which is beneficial for membrane development.
  • Quality control: The company has strict quality control measures in place to ensure the consistency and reliability of its membrane products.
  • Customer - oriented service: Focuses on meeting the needs of customers and providing comprehensive support.


8. Suez Water Technologies & Solutions

Suez Water Technologies & Solutions is a global leader in water and wastewater treatment solutions. The company offers a wide range of membrane products, including B RO membranes.


Suez's B RO membranes are designed to provide high - quality water treatment in various applications. They have a high salt rejection rate and can effectively remove a wide range of contaminants from brackish water. The membranes are also engineered to be energy - efficient, which helps to reduce operating costs.


The company provides a full range of services, including system design, installation, commissioning, and maintenance. Suez's team of experts can work with customers to develop customized water treatment solutions based on their specific requirements. They also offer training programs to help customers operate and maintain their membrane systems effectively.


Suez is committed to environmental sustainability and water conservation. Their membrane products are designed to maximize water recovery and minimize waste, contributing to a more sustainable water future.


Features in B RO Membrane:


  • High salt rejection and contaminant removal: Ensures high - quality treated water.
  • Energy - efficient design: Reduces the energy consumption of the water treatment process.
  • Comprehensive service offering: Provides end - to - end solutions from system design to maintenance.


Advantages:


  • Global reach: With operations in many countries, Suez can serve customers around the world.
  • Environmental focus: Demonstrates a strong commitment to sustainable water management.
  • Technical expertise: The company has a team of highly skilled engineers and technicians who can provide professional support.


9. Veolia Water Technologies

Veolia Water Technologies is a leading provider of water and wastewater treatment solutions. Their B RO membranes are an important part of their product portfolio, offering high - performance water treatment.


Veolia's B RO membranes are developed using advanced membrane technology. They have a high degree of salt rejection and can handle different feed water qualities. The membranes also have good fouling resistance, which reduces the need for frequent cleaning and replacement.


The company offers a range of services, including water treatment system design, operation, and optimization. Veolia's experts can work closely with customers to understand their specific needs and develop customized solutions. They also provide training and support to ensure that customers can operate their membrane systems efficiently.


Veolia is also actively involved in promoting sustainable water management. Their membrane products are designed to minimize energy consumption and water waste, contributing to a more sustainable future.


Features in B RO Membrane:


  • High salt rejection and feed water flexibility: Can effectively treat water with different characteristics.
  • Good fouling resistance: Reduces maintenance costs and extends membrane life.
  • Customized service solutions: Tailored to meet the specific requirements of customers.


Advantages:


  • Global experience: With a long - standing presence in the global water treatment market, Veolia has extensive experience in different applications and regions.
  • Sustainable approach: Committed to developing sustainable water treatment solutions, which is in line with the global trend.
  • Technical innovation: Continuously invests in research and development to improve membrane performance.


10. TriSep Corporation

TriSep Corporation is a US - based company that specializes in the development and production of membrane products for water treatment. Their B RO membranes are known for their high performance and reliability.


TriSep uses advanced membrane manufacturing techniques to produce B RO membranes with excellent salt rejection and water flux. The membranes are designed to be highly resistant to fouling and chemical degradation, ensuring long - term stable operation.


The company offers a variety of membrane modules to meet the different needs of customers. Whether it is a small - scale water treatment system or a large - scale industrial project, TriSep can provide suitable membrane products. TriSep also provides technical support and troubleshooting services to help customers solve any problems they may encounter during system operation.


Features in B RO Membrane:


  • High - performance membrane production: Provides excellent salt rejection and water flux.
  • Anti - fouling and chemical resistance: Ensures long - term stable operation of the membrane system.
  • Diverse membrane module options: Can meet the different requirements of various applications.


Advantages:


  • Specialized focus: TriSep focuses on membrane technology, which allows them to have in - depth expertise in this field.
  • Customization ability: Can customize membrane products according to the specific needs of customers.
  • Responsive technical support: The company provides prompt technical support to help customers operate their systems smoothly.


Conclusion

The global market for B RO membranes is highly competitive, with these top 10 suppliers leading the way. Each company has its own unique features and advantages in terms of B RO membrane technology, product performance, and customer service.


Hangzhou Puri - guard Water Treatment Co., Ltd. stands out with its high - quality products, strong R & D capabilities, and comprehensive after - sales service. Dow Water & Process Solutions, Toray Industries, and other well - known international companies bring advanced technologies, global presence, and a long - standing reputation to the market.


As the demand for clean water continues to grow, these suppliers will play a crucial role in meeting the needs of various industries and municipalities. They will continue to invest in research and development to improve membrane performance, increase energy efficiency, and reduce environmental impact. In the future, we can expect to see more innovative B RO membrane products and solutions emerging from these leading suppliers, contributing to a more sustainable water future.