Palm Fruit Oil Production Line

Palm Fruit Oil Production Line

Palm oil is derived from the palm fruits of the oil palm tree and is a globally important vegetable oil.
The oil palm tree is native to western Africa and is now widely cultivated in tropical regions. Malaysia and Indonesia are the main producing countries. After the palm fruits are harvested, they undergo pretreatment processes such as fruit stripping and steaming to break down the cell structure. Then, crude oil is obtained through pressing and extraction. The crude oil is refined to remove impurities and other substances to obtain the finished product.
Palm oil contains both saturated and unsaturated fatty acids. It is semi - solid at room temperature and has good plasticity and oxidative stability.
It has a wide range of applications. In the food industry, due to its high smoke point and good stability, it is used for cooking, frying, and baking, and can also be made into products such as margarine. In industry, it is a raw material for oleochemicals, used to produce products such as soap, and is also a raw material for biodiesel.
In large - scale palm oil factory production, first, palm fruit bunches are received, then they are subjected to fruit stripping and steamed at 100 - 105°C. Subsequently, oil is extracted using a screw press, and is initially separated by sedimentation or centrifugation. The crude oil goes through filtration and centrifugal purification in sequence, and then is refined through processes such as degumming, deacidification, washing, drying, decolorization, and deodorization. Some palm oil also undergoes fractionation. After cooling and crystallization, different products are obtained through separation.

Palm Fruit Oil Pressing Process

Processing Flow of Palm Oil

Refining Process Flow of Palm Oil

The refining process of palm oil mainly includes four steps: degumming, deacidification, bleaching and deodorization.
Home
  • 01
    For degumming and deacidification of crude palm oil
    heat the crude palm oil to 50 - 70°C. Add the degumming agent
  • 02
    Bleaching and Drying: Add hot water slightly higher in temperature than the oil to the deacidified oil. Stir and then use centrifugation to remove the water phase containing impurities. Subsequently
    send the oil to a vacuum dryer. Under a vacuum degree of - 0.08 MPa to - 0.09 MPa
  • 03
    Decolorization and Deodorization: The dried oil is fed into the decolorization tank. At 100 - 120 °C
    adsorbents such as activated clay or activated carbon are added. After stirring to adsorb pigments and impurities

Process of Palm Oil Fractionation

Palm oil fractionation is based on the difference in melting points of its components to obtain different products. The main processes are as follows:
1、Dry fractionation: First, heat the refined palm oil in a pre - heating tank to 70 - 80°C to ensure complete liquefaction. Then, in a crystallization tank, cool it at a rate of 0.1 - 0.5°C per hour to 20 - 30°C, causing the high - melting - point triglycerides to crystallize. Finally, use a filter or centrifuge for separation to obtain palm stearin and palm olein.
2、Solvent fractionation: Mix the refined palm oil with a solvent such as n - hexane in a dissolution tank at a ratio of 1:2 - 1:4, and heat it to 50 - 60°C for dissolution. After that, cool it to 10 - 20°C in a cooling crystallization tank to make the high - melting - point components crystallize. Filter to separate out palm stearin, and distill the mother liquor to recover the solvent, obtaining palm olein.
3、Surfactant - assisted fractionation: Heat the refined palm oil in a pretreatment tank to 60 - 70°C, add a small amount of surfactants such as sorbitan fatty acid esters and stir evenly. Then, cool it to 25 - 35°C in a cooling tank to promote crystallization. Finally, use centrifugation or filtration to separate palm stearin and palm olein.

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Our company specializes in the R&D, production and service of oil pressing machinery, and is a core service provider in the field of oil production equipment. We deeply focus on the processing needs of vegetable and animal oils, and have built a diversified product system covering screw oil presses, low-temperature cold pressing equipment, negative-pressure melting equipment and palm fruit-specific production lines. We also provide full-process supporting equipment for pretreatment, refining and packaging, which is suitable for all scenarios from family workshops to large-scale factories.
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