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Premium RO Membrane Solutions for Global Water Challenges

MD Desalination is a high-tech innovation-oriented company specializing in R&D, production, and sales of reverse osmosis membranes. With over 10 years of experience, our advanced RO membrane elements are trusted in large-scale water treatment projects worldwide.

Global Reach
10+ Years Experience
Water Solutions Expert
RO Membrane Technology

About MD Desalination

A leader in reverse osmosis membrane technology, committed to innovation and sustainable water solutions.

MD Desalination Facility

Innovation in Water Purification

MD Desalination is a high-tech and innovation-oriented company that specializes in the research, development, production, and sales of reverse osmosis (RO) membranes and related products. With over a decade of production experience, our RO membrane elements are deployed in numerous large-scale water treatment projects globally.

Our membranes are widely used in seawater desalination, industrial water treatment, commercial purification systems, and residential applications. We serve clients across Europe, the Middle East, North Africa, Southeast Asia, North America, and beyond.

We believe that health is fundamental to life. Our mission is to improve people's living environment by providing the best water solutions through cutting-edge membrane technology and exceptional service.

10+
Years Experience
50+
Countries Served

Our RO Membrane Products

High-performance reverse osmosis membranes engineered for diverse applications—from domestic use to industrial seawater desalination.

Domestic RO Membrane

Domestic RO Membrane

Designed for household water purification systems, ensuring clean and safe drinking water with high rejection rates and long service life.

  • High salt rejection (>95%)
  • Low operating pressure
  • Compact spiral-wound design
Commercial RO Membrane

Commercial RO Membrane

Ideal for restaurants, hotels, offices, and small businesses requiring reliable, high-volume purified water.

  • 400-600 GPD capacity
  • High flux & durability
  • NSF certified materials
Industrial RO Membrane

Industrial RO Membrane

Engineered for heavy-duty industrial applications including power plants, pharmaceuticals, and food processing.

  • High fouling resistance
  • Chemical cleaning tolerance
  • Stable performance under load
Sea Water Membrane

Sea Water Membrane

High-pressure RO membranes optimized for seawater desalination with exceptional salt rejection and durability.

  • >99.5% salt rejection
  • Operates at 800+ psi
  • Chlorine-resistant polyamide
RO Flat Sheet

RO Flat Sheet

Flat sheet membrane elements for custom filtration systems and specialized industrial processes.

  • Customizable configurations
  • High packing density
  • Easy replacement & maintenance
RL-4040 RO Membrane

RL-4040 RO Membrane

High-efficiency 4-inch diameter membrane for medium-scale water treatment systems.

  • 40-inch length
  • 1000-1500 GPD capacity
  • Low energy consumption
RD-2012-100 RO Membrane

RD-2012-100 RO Membrane

Compact membrane for point-of-use and small commercial systems with precise filtration control.

  • 2.0-inch diameter
  • 100 GPD capacity
  • High rejection of contaminants
SW8040-440 Seawater Membrane

SW8040-440 Seawater Membrane

Ultra-high performance seawater RO element with industry-leading permeability and rejection.

  • 440 GPD seawater capacity
  • Optimized for high TDS
  • Long operational life

Why Choose MD Desalination?

Our advanced RO membranes deliver superior performance, reliability, and value for every application.

High Rejection

Our membranes achieve >99.5% salt rejection in seawater applications and >95% for brackish water.

Energy Efficient

Low-pressure and ultra-low-pressure designs reduce energy consumption by up to 30%.

Durable Design

Robust construction with chlorine-resistant polyamide layers ensures long service life.

Global Support

Technical support and service available in over 50 countries with local offices.

10+
Years in Industry
24+
Products
50+
Countries
1000+
Projects

Frequently Asked Questions

Find answers to common questions about RO membranes and water treatment.

Is reverse osmosis water good for you?

Yes, reverse osmosis water is safe and healthy to drink. RO systems remove over 99% of dissolved salts, particles, colloids, organics, bacteria, and pyrogens from water. While RO does remove some beneficial minerals, the primary health benefit comes from eliminating harmful contaminants. Many people remineralize RO water or obtain minerals from food.

What is the difference between membrane and RO?

"Membrane" is a general term for a selective barrier that separates substances. Reverse Osmosis (RO) is a specific membrane technology that uses pressure to force water through a semi-permeable membrane, rejecting dissolved salts and contaminants. RO is the most effective membrane process for desalination and purification.

What are the advantages of RO?

RO offers high removal rates for salts, metals, and contaminants; produces high-purity water; operates without chemicals; is energy-efficient compared to distillation; requires minimal maintenance; and can be scaled for various applications from homes to industrial plants.

How often should RO membrane be replaced?

Typically, RO membranes last 3-5 years under normal conditions. Replacement frequency depends on feed water quality, pretreatment effectiveness, system operation, and maintenance. Signs for replacement include reduced permeate flow, increased salt passage, or inability to clean effectively.

What does an RO membrane do?

An RO membrane acts as a molecular filter that allows water molecules to pass through while rejecting dissolved salts, ions, organics, bacteria, and other contaminants. It works by applying pressure to overcome osmotic pressure, forcing water from a concentrated solution to a dilute one.

What are 3 types of RO?

1. Brackish Water RO: For water with low to medium salinity (1,000–10,000 ppm TDS).
2. Seawater RO: For high-salinity water (>35,000 ppm TDS), requiring higher pressure.
3. Nanofiltration (NF): Sometimes classified as RO, it removes divalent ions and organics but allows monovalent ions to pass.

Get in Touch

Contact MD Desalination for product inquiries, technical support, or partnership opportunities.

Domestic Office

Room 21122-21124, Block B, Silk Road Center, China Merchants Group, Xi'an International Port Zone, Shaanxi Province

+8615201162990

[email protected]

Kazakhstan Office

Astana, Almatinsky District, Zhumbayeva St 31/1

+7 701 240 2377

[email protected]

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