Wholesale Counter Current Flow Extraction

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Zhejiang Shuangzi Intelligent Equipment Co.,Ltd.

Founded in 2007, We are China Counter Current Flow Extraction Manufacturers and Custom Counter Current Flow Extraction Factory. The company specializing in intelligent biological fermentation, intelligent plant (Chinese medicine, CBD) extraction, intelligent pharmaceutical engineering, natural food, energy saving and environmental protection and other fields of technology and intelligent engineering design, equipment manufacturing, supporting procurement, construction and installation, equipment Specialized biological and medical equipment innovation high tech enterprises with EPC/EPCM service engineering as the core of system integration and factory commissioning.

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Technology and Manufacturing

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  • Industry knowledge


    What is continuous countercurrent extraction equipment?
    Continuous countercurrent extraction equipment is a type of industrial equipment used for the separation of one or more components from a mixture. This process is commonly used in the chemical and pharmaceutical industries for the extraction of organic compounds from plants, as well as for the purification of chemicals and other substances.
    The equipment operates by using two immiscible solvents, which are typically water and an organic solvent. The mixture to be extracted is introduced into the equipment and mixed with one of the solvents. The two solvents are then introduced into the equipment, and the mixture is continuously agitated as it flows through a series of extraction stages, each of which contains a fresh portion of the solvents.
    As the mixture moves through the equipment, the desired component(s) are selectively extracted into the organic solvent, which is then separated from the water-soluble components. The organic solvent is then sent through a distillation process to recover the extracted component(s).
    The countercurrent extraction process is highly efficient, as it allows for the continuous separation of the desired component(s) from the mixture, and the use of fresh solvent in each extraction stage minimizes the loss of the solvent and reduces contamination.


    The choice of continuous countercurrent extraction equipment depends on several factors, including the specific requirements of the extraction process, the properties of the materials being extracted, and the desired throughput and efficiency.

    Here are some key considerations when choosing continuous countercurrent extraction equipment:
    Type of extraction: There are different types of continuous countercurrent extraction methods, including liquid-liquid extraction, solid-liquid extraction, and supercritical fluid extraction. The type of extraction will determine the appropriate equipment needed.
    Material properties: The physical and chemical properties of the materials being extracted will influence the selection of equipment. For example, the viscosity, density, and boiling point of the solvents used for extraction will impact the design of the extraction equipment.
    Throughput: The desired throughput or capacity of the extraction process will determine the size and scale of the equipment needed. This includes considerations such as flow rate and volume.
    Efficiency: The efficiency of the extraction process is important for optimizing yields and minimizing waste. The choice of equipment will impact the efficiency of the process, so it is important to consider factors such as extraction time and solvent-to-feed ratio.
    Cost: The cost of the equipment is also a consideration, as well as maintenance and operating costs. It is important to balance the cost of the equipment with the efficiency and yield of the extraction process.
    Some examples of continuous countercurrent extraction equipment include rotary extractors, centrifugal extractors, and packed column extractors. The specific equipment chosen will depend on the factors outlined above, as well as other process-specific considerations. It is recommended to consult with experts in the field to determine the best equipment for your specific application.