carbon molecular sieve manufacturer
Guangde Yuanhao Molecular Sieve Co.,Ltd.
Your Trusted carbon molecular sieve manufacturer
Our company has been dedicated to researching and innovating advanced production processes, and the quality of the products we develop and produce is leading in China and close to the international advanced level. They have the characteristics of high-end, energy-saving, stable, long service life, high nitrogen production, and low air consumption. So far, it has been designated as a supporting product by domestic and foreign air separation equipment enterprises and has gained a good reputation in the industry. The products are exported to all over the world.
At present, the development trend of our company is steadily increasing year by year, and YUANHAO carbon molecular sieve produced has received widespread praise from industry customers. Our company places great emphasis on product quality and after-sales service, always adhering to a customer-centric approach. At the same time, our company is implementing a technological renovation and expansion project. After the implementation of this project, our company will become a leading carbon molecular sieve manufacturer in China in terms of scale and technology, which can further meet the demand for the quantity and quality of carbon molecular sieves in domestic and foreign markets.
Why YUANHAO Leads Among Carbon Molecular Sieve Manufacturers
Tailored CMS Solutions
At Yuanhao, we provide customized CMS options to meet different nitrogen purity and flow requirements. With models such as CMS-220, 240, 260, 280, 300, and 330, our solutions are designed to deliver stable performance for a wide range of industrial applications.
Reliable Supply
With modern facilities covering 6,617 square meters and an annual capacity of 1,600 tons, Yuanhao guarantees consistent supply and timely delivery. Our advanced production lines ensure both volume and quality to support global customers’ long-term needs.
Comprehensive Product Range
We offer high-end carbon molecular sieves known for energy efficiency, long service life, and strong nitrogen yield. This diverse product line ensures customers can always find the right CMS to optimize their PSA nitrogen generation systems.
Proven Compliance
Our ISO 9001, ISO 14001, and ISO 45001 certifications reflect our commitment to quality, environmental responsibility, and workplace safety. Every product we deliver meets strict international standards for reliability and sustainability.
Leading-Edge Carbon Molecular Sieve Production at YUANHAO
High-Quality Raw Materials
YUANHAO carefully selects premium raw materials to ensure the stability and performance of every carbon molecular sieve. Each batch is tested for purity and consistency, forming the foundation for high-quality, reliable CMS products.
Precision Mixing
Our raw materials are blended with precision to achieve the optimal composition and uniformity. This controlled process ensures consistent adsorption properties and improves the efficiency of the final carbon molecular sieve.
Automated Forming Process
YUANHAO uses fully automated forming equipment to shape CMS pellets. Automation guarantees uniform size and density, minimizes human error, and maintains the high standards required for industrial gas separation.
Controlled Drying and Calcination
The shaped CMS undergoes carefully monitored drying and calcination to develop the correct pore structure and mechanical strength. Temperature and time are strictly controlled to ensure long-lasting performance and high nitrogen yield.
Secure and Efficient Packaging
YUANHAO CMS are sealed with aluminum foil and protective film. Placed on pallets for transport, this multi-layer packaging prevents moisture, contamination, and damage, preserving adsorption performance for 5–8 years under proper storage conditions.
carbon molecular sieve YUANHAO provide
At YUANHAO, we offer a wide range of carbon molecular sieves tailored to diverse industrial needs. From high purity to energy-saving types, our experts provide professional guidance and customized solutions, ensuring each client receives the most suitable product for their application.
High Purity
Low Purity
Low Pressure
Coarse Particles
Energy Saving and Efficient CMS
Long Adsorption CMS
high strength
Carbon Molecular Sieve Manufacturer with Patents and Certifications
Guangde Yuanhao Molecular Sieve Co.,Ltd.has become a national high-tech enterprise and a specialized and innovative enterprise in Anhui Province. We also have multiple patent inventions and awards.
- 3 invention patents and 10 utility model patents
- Passed ISO9001, ISO14001, ISO45001
- 3A Credit Enterprise
- Anhui Province Integrity Management Demonstration Unit
- Anhui Province Science and Technology Innovation Enterprise









YUANHAO Valued Clients
YUANHAO carbon molecular sieve is highly praised, as a leading carbon molecular sieve manufacturer, we emphasizes quality and after-sales service, always prioritizing customers.
By delivering reliable products, expert solutions, and consistent support, we continue to be the first preference for clients seeking long-term success and sustainable growth.
common faq about carbon molecular sieve
carbon molecular sieve properties for Desiccant
1. What is Activated Carbon Molecular Sieve?
Activated CMS is a porous carbon material treated to increase surface area, pore volume, and adsorption capacity. The activation process creates uniform micropores, which are essential for selective gas separation or drying applications.
2. Activation Methods
Physical Activation: Heating carbon material in an oxidizing gas (like steam or CO₂) at high temperatures to develop micropores.
Chemical Activation: Treating raw carbon with activating agents (like KOH or H₃PO₄) before heating to enhance pore structure and adsorption capacity.
3. Applications
PSA Nitrogen Generation: High-purity nitrogen production by adsorbing oxygen
Oxygen Enrichment: Separating oxygen from air in medical or industrial processes
Desiccant Systems: Removing moisture from compressed air or gases
carbon molecular sieve activated
A Carbon Molecular Sieve (CMS) quality rating refers to an industry-standard measure of the material’s performance and reliability. Choosing the right quality CMS prevents system inefficiency, contamination, or early material replacement.
It helps users determine whether a specific CMS batch meets the requirements for a particular gas separation or adsorption application. A higher CMS quality rating ensures stable nitrogen production, lower energy consumption, and longer operational life.
1. Key Factors in CMS Quality Rating
Nitrogen/Oxygen Separation Efficiency: Measures how effectively the CMS adsorbs oxygen to produce high-purity nitrogen. Higher quality CMS yields higher nitrogen purity with stable output.
Adsorption Capacity: Indicates how much gas (or moisture, for desiccants) the CMS can adsorb under standard conditions.
Mechanical Strength: Resistance to crushing, abrasion, and attrition, ensuring long service life in packed beds or PSA vessels.
Pore Structure Consistency: Uniform micropores ensure consistent adsorption behavior and predictable performance.
Durability: Ability to maintain performance over multiple adsorption-desorption cycles without significant degradation.
2. How CMS Quality is Assessed
Lab tests under standard operating conditions (temperature, pressure, humidity)
Measurement of nitrogen purity and recovery rate in PSA simulations
Physical tests such as crush strength, bulk density, and particle size distribution
What does CMS quality rating mean?
Cleaning Carbon Molecular Sieves (CMS) is generally referred to as regeneration, since their performance depends on maintaining the integrity of their microporous structure. Unlike simple washing, CMS “cleaning” restores adsorption capacity.
1. Thermal Regeneration
Thermal regeneration is the most common method to restore the adsorption capacity of carbon molecular sieves. The CMS is heated in a controlled oven or furnace to remove adsorbed moisture and volatile contaminants. For water desorption, temperatures typically range from 200 to 300 °C, while stronger organic contaminants may require up to 400–500 °C depending on the CMS type. Careful temperature control is essential, as overheating can damage the carbon structure and reduce its gas separation efficiency. This method effectively renews the CMS for repeated use in industrial applications.
2. Gas Purge
Passing dry nitrogen or air through the CMS at elevated temperature helps desorb water or light contaminants.
Can be combined with mild vacuum for faster regeneration.
3. Avoid Liquid Washing
Do not use water or solvents, as moisture can fill pores and reduce adsorption efficiency, sometimes permanently.
4. Handling Contamination
If CMS is contaminated with oils or VOCs, high-temperature thermal treatment is required.