Vacuum Distillation & Extraction Unit
Vacuum Distillation & Extraction Unit

Multi-function Stainless Steel Vacuum Distillation & Extraction Unit

Integrated 4-in-1 System | 50% Energy Savings | GMP-Compliant 304/316L SS


This integrated unit is a high-efficiency system combining extraction, concentration, solvent recovery, and essential oil collection. Designed with a vertical conical structure, this Vacuum Distillation Unit is ideal for atmospheric, micro-pressure, water decoction, warm immersion, and heat reflux processes in the pharmaceutical, biotech, food, and chemical industries. All main and auxiliary components are manufactured from premium SUS304 or SUS316L stainless steel, strictly adhering to 2010 GMP standards to ensure uniform solvent distribution and easy residue discharge.

Core Value Propositions


  • High-Yield Potency: Vacuum Extraction Unit maintains a superior concentration gradient through high-speed solvent circulation, increasing ointment yield by 10-15% and doubling active ingredient density.
  • Massive Energy Savings: Utilizes recycled secondary steam from the concentration stage to heat the extraction process, slashing total steam consumption by over 50%.
  • Superior Solvent Recovery: Features a fully enclosed cycle that reduces solvent volume requirements by 30% and drops overall consumption rates by 50–70%.
  • Rapid Production Turnaround: By performing extraction and concentration simultaneously, the entire cycle is completed in just 7–8 hours, doubling your equipment turnover rate.

Primary Application Scenarios


Pharmaceuticals & Biotech: Optimized for herbal leaching, alcohol extraction, and deep-press processing of precious medicinal ingredients.

Essential Oil Distillation: Vacuum Distillation Unit equipped with an integrated oil-water separator to extract volatile aromatic oils from botanicals like peppermint and rose.

Solvent-Sensitive Purification: Ideal for processes requiring high-purity organic solvents where minimizing solvent loss is a critical cost factor.

Natural Food Extracts: Used in the concentration and separation of food additives, functional ingredients, and natural pigments.

Solutions to Critical Technical Challenges


  • Forcing Mass Transfer: Our high-reflux technology overcomes “solvent equilibrium,” ensuring thorough leaching even from dense or difficult raw materials.
  • Workshop Space Optimization: The vertical conical design integrates four major industrial processes into a single compact footprint, solving workshop congestion.
  • Material Adaptability: Vacuum Distillation Unit features both forced and natural circulation modes to handle high-starch or high-viscosity materials without clogging.
  • Strict Hygiene Safety: Includes CIP rotating spray balls for rapid cleaning and pneumatic discharge doors with safety interlocks to prevent cross-contamination.
Model No.TQ-500TQ-1000TQ-2000TQ-3000TQ-5000TQ-6000TQ-8000TQ-10000
Effective Volume (L)50010002000300050006000800010000
Total Volume (L)50012002300320053006300850011000
Vessel Design Pressure (MPa)Atmospheric Pressure
Jacket Design Pressure (MPa)0.3
Feeding Port Diameter (mm)200400400400400500500500
Heating Area (m²)234.76.88.511.514.519.2
Condensing Area (m²)246810121416
Cooling Area (m²)0.50.8112233
Filtration Area (m²)0.150.30.30.30.30.30.30.3
Discharge Door Diameter (mm)400600800800800100010001000
Steam Consumption (kg/h)150245300345450645720850
Equipment Weight (kg)7501800205024002800302540306500
Heating Steam InletDN-32DN-40DN-50DN-60DN-60DN-60DN-80DN-80
Secondary Steam OutletDN-40DN-50DN-80DN-100DN-100DN-100DN-100DN-100
Cooling Water ConnectionDN-32DN-40DN-50DN-60DN-60DN-60DN-70DN-70
Motor Power (kW)1.11.52.2345.57.57.5
Single-Effect Evaporation (L/H) (Optional)15030075015002000250030003000
CustomizationCustomized designs available (Dimensions for reference only)

Frequently Asked Questions


Answer: The Vacuum Distillation & Extraction Unit is engineered as a versatile platform that supports water distillation, solvent extraction, and hot reflux concentration in a single footprint. By utilizing a modular material basket and an integrated condenser, PCM allows operators to switch between steam distillation for essential oils and solvent-based extraction for oleoresins without needing separate machines. This “Master” level of flexibility reduces equipment overhead and ensures a successful and highly concentrated final yield across various raw materials, from delicate flowers to hardy roots.

Answer: By operating under a high-vacuum environment, the Vacuum Distillation Unit lowers the atmospheric pressure inside the vessel, which effectively reduces the boiling point of water and organic solvents. This allows the extraction and distillation processes to occur at temperatures as low as 45°C to 55°C, which is perfect for protecting heat-sensitive phytochemicals and volatile aromatic compounds. This elite level of thermal management prevents the thermal degradation, oxidation, or darkening of the extract, ensuring that the biological activity and natural fragrance remain absolutely intact.

Answer: The Vacuum Extraction unit features a high-precision oil-water separator (Clavenger-type) and a dual-stage shell-and-tube condenser. As the vaporized components are drawn through the cooling system, they are rapidly liquified and directed into the separator. Because essential oils and water have different specific gravities, the system allows for the precise and effortless collection of pure oils. This extraordinary recovery rate is ideal for pharmaceutical and high-end cosmetic applications where maintaining the integrity of the chemical profile is an ultimate requirement for the final product.

Answer: We manufacture all contact surfaces of the Vacuum Extraction Unit from high-grade 316L stainless steel to provide maximum resistance to chemical corrosion and pitting. Extraction processes often involve prolonged exposure to acidic botanical compounds or reactive solvents at varying temperatures. Unlike standard 304SS, the addition of molybdenum in 316L offers a sturdy and reliable layer of protection against stress-corrosion cracking. This construction ensures a long service life and meets the most rigorous GMP and food-grade sanitary standards required for global export and high-purity production.

Answer: To achieve a professional and repeatable production cycle, the Vacuum Extraction unit is integrated with a digital control panel that monitors vacuum levels, heating jacket temperature, and agitator RPM in real-time. By utilizing a Variable Frequency Drive (VFD), operators can fine-tune the stirring intensity and vacuum pressure to match the specific density of the botanical material. This level of technical oversight allows you to master the extraction parameters, ensuring that every batch of concentrate meets the exact same quality specifications. This consistency is successfully achieved through pioneering engineering and high-accuracy sensors.

“Still have questions? Contact our technical team for a free consultation.”

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