how to make palm oil, palm oil refining, palm kernel oil refinery

how to make palm oil, palm oil refining, palm kernel oil refinery
Process of making palm oil: Sterilization:  Use the high temperature to boil the palm fruit bunch and sterilize(145°C,90-120min). 
Threshing:  Separate the fruit from the bunch through strong vibrating. 
Digesting: Stirring the fruit,then digest again. Pressing:  Separate the flesh and kernel, get crude palm oil and kernel(no crack-send to the depericarper). 
Clarification:  Separate the palm oil and sludge(get 90% pure oil),the oil contains 45%-55% moisture,sludge and other wastes. 
Purification: Oil purifying treatment-increase the purity. Drying: Use the Continuous Vacuum Drier pumps the moisture from the oil,then the moisture decrease to 0.1%.