Decoloration about 30 minutes, the special decolorization oil pump to the oil into the vibration filter, through the filter, white clay automatically discharged.
The degummed oil is heated to 105-115°C, and the decolorization pot with a vacuum degree greater than 720mmHg is used. The decolorization pot adopts an all-closed structure. All automatic welding techniques are adopted. The moisture in the oil is removed by vacuum drying, and activated clay is added to fully mix the oil and clay. Decoloration about 30 minutes, the special decolorization oil pump to the oil into the vibration filter, through the filter, white clay automatically discharged, decolorized oil into the bag filter last filter into the decolorizing oil tank temporary storage.
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