Beyond the Boiling Point: The Industrial Power of Molecular Distillation

Innovator’s Note: By shortening the heating time to mere seconds, we drastically lower the probability of thermal decomposition, ensuring high efficiency without compromising material integrity.
Strategic Insight: The physical gap between the evaporator and condenser is a precisely engineered distance based on the calculated molecular motion of the target substance.
Innovator’s Note: This specific pumping sequence is not just about reaching depth; it is designed to maximize the service life of high-performance pumps by ensuring they only operate within their optimal pressure regimes.
Beyond Fabrication: The Dedication Behind Delivering Complex Process Equipment

Why do the workers spend hours reinforcing a crate that is already built?
Because they possess a “Custodian Mindset.”
To a process scientist, a Distillation Column is a vessel for separation.
To our loading team, that 3.3-meter-tall crate is a fragile object that demands respect.
What Output Concentration will Get from Our Fish Oil Omega-3 Enrichment Concentration Line
Simply speaking, with the right fatty acids processing strategy, our lines routinely deliver basic, mid-, high-, and ultra-high concentrates (≈30-60–95% EPA+DHA), and—with chromatography—near-pure EPA-EE or DHA-EE at ≈95–99.7%. Your exact number depends on feed GC, route (EE or rTG), stage count, and polishing steps.
The Quest for Ultra-Pure Omega-3s: Why Is Achieving 90% EPA/DHA Concentrates So Challenging?

Producing ultra-pure Omega-3 concentrates with 90% EPA/DHA purity is a formidable challenge, requiring precision at every step—from sourcing high-quality raw materials to mastering complex purification techniques. In this post we dive into the intricacies of this process, exploring obstacles like raw material variability, advanced refining demands, and stringent quality control. At Greatwall Process and Control, we’ve overcome these hurdles with innovative solutions, leveraging proprietary technology, expert partnerships, and cutting-edge methods such as high-efficiency short path molecular distillation and preparative high-pressure liquid chromatography. Our dedication to excellence ensures Omega-3 concentrates that set new benchmarks for purity and potency. Curious to learn more? Join us in pushing the boundaries of Omega-3 innovation—Send a sample or explore tailored solutions today to see the difference for yourself.
All You Need to Know About SPDU for Fish Oil Concentration

The separation of molecular distillation is based on the difference between the average molecular free range of different components, which is proportional to the distillation temperature (thermodynamic temperature), but it is inversely proportional to the distillation pressure and the average diameter of the molecules squared.
The smaller molecular weight fatty acid ethyl ester has smaller molecular average diameter at the same temperature and pressure condition, with a larger molecular free range, and thus more easily “Escape” from the heating liquid surface by the condenser capture, and ultimately become the “light-phase” component of molecular distillation, other larger molecular weight fatty acid ethyl esters (such as EPA ethyl ester, DHA ethyl ester) is more likely to become the “heavy-phase” component of molecular distillation.
How to Achieve the Optimal Working Mechanism for Short Path Molecular Distillation Equipment?

Achieving the optimal working mechanism for short path molecular distillation equipment is a balancing act. By maintaining strict control over temperature, pressure, and feed rates, and by implementing rigorous maintenance routines, you can ensure your system runs efficiently, reliably, and safely.
Is Two Lines of 8-Stage Short Path Distillation the Best Solution for Fish Oil Omega-3 Concentration?
Are you struggling to achieve high-purity Omega-3 concentrations in your fish oil processing?
Many manufacturers face the challenge of optimizing their distillation process to meet market demands for purity and efficiency.
With varying feed qualities and the need for precise separation, choosing the right equipment setup is crucial.
Our best solution may be exactly what you need to enhance your production capabilities and product quality.
Yes, implementing two lines of 8-stage short path distillation units is a proven and effective approach for achieving high-purity Omega-3 fractions. This setup ensures continuous operation, greater flexibility, and higher efficiency compared to single-line or batch processes. By optimizing the distillation working conditions, you can consistently produce high-quality Omega-3 products while managing costs effectively.
How Can You Improve the EPA/DHA Ratio in Your Fish Oil Concentration Process?

Short path distillation is a powerful technique used in the purification and concentration of fish oil fatty acids, particularly for increasing the EPA/DHA ratio.
This process allows for precise control over temperature and vacuum conditions, enabling the separation of different components based on their boiling points and molecular weights.
By fine-tuning these parameters, it’s possible to selectively concentrate EPA and DHA while minimizing the loss of other beneficial compounds.
The Success Story of Molecular Distillation in Fish Oil Ester Concentration and Biodiesel Production

The state-of-the-art in concentrating Omega-3 fatty acids, a process pivotal in this evolution, shifted towards the fractionation of their ethyl or methyl esters. This method circumvents the high-temperature problem by employing multi-stage Short Path Distillation. This innovative approach has significantly improved the purity and concentration of Omega-3 fatty acids, with total EPA and DHA content achievable up to 70% or higher. Additionally, the variability of the EPA to DHA ratio can be finely tuned through control of distillation conditions and the degree of concentration.
Molecular Distillation Systems for the Concentration of Omega-3 Fatty Acids

The molecular distillation process is highly efficient in removing impurities and producing high-quality omega-3 concentrates, but it requires specialized equipment and expertise. It is important to work with a reputable supplier who follows strict quality control measures to ensure the safety and purity of the final product.
the multi-stage molecular distillation process for fish oil concentration is an effective method for producing highly purified fish oil with minimal thermal degradation. The use of multiple stages allows for a high degree of separation and concentration of the desired molecules, resulting in a product that is suitable for a variety of applications, such as nutritional supplements and pharmaceuticals.