Refining process of sesame oil mainly contains the following sections Deacidification and Degumming, Decolorization, Deodorization and Dewaxing. Edible oil refining plant process flow chart: Main refining machine introduction of cooking oil refining plant: 1. The neutralizing tank is used for acid for acid,alkali refining or rinse 2. The decoloring tank is for bleaching grease 3. The deodorizing tank is sued for deodotization tank 4. The conducting oil furnance provide the heating for production 5. The vacuum pump provide vacumm for bleaching , deodorization which is can reach 755mmkg. 6. The air compressor can dry the bleached clay 7. The air press is for filter clay 8. The steam generator can generate steam distillation 9. The quality of die refined oil reached to the standards for edible oil by neutralization using phosphoric acid, water washing, bleaching and steam refining .