The leaching method adopts the solvent which conforms to the relevant national standard and dissolves it by contacting the oil in the treated solid oil with solvent and removing the solvent in the oil with strict process.

Processing flow chart:

Specification of crude sesame oil:

Item	Standard
Smell and taste	The original smell and taste of sesame oil
Moisture and volatile matter (%)           ≤	0.20
Insoluble impurities (%)                 ≤	0.20
Acid value (mgKOH/g)                 ≤	4.0
Peroxide value (mmol/kg)              ≤	7.5

1. Advantages of extraction machine:

less oil residue, high oil yield, low processing cost, good production condition, and full utilization of oil resources.

2.Applicable scope of extraction

sesame oil ,sunflower seed oil, soybean oil and rice bran oil mostly use extraction processing.

3. Processing technology of sesame oil

the processing technology of sesame oil is pre-press extraction processing.