Henan Doing Company are manufacturer and exporter of groundnut oil processing plant in China. We also supply groundnut oil processing plant turn-key project service all over the world. Nowadays, the groundnut oil extraction business is more and more popular in African market, especially in Nigeria. Are you still hesitate?

The methods to extract oil from groundnut can be divided into two methods: pressing and solvent extraction methods. But they both need groundnut pretreatment machines to prepare the groundnuts ahead.

The groundnut pretreatment machines working process flow chart:

Groundnuts -- Cleaning -- Husking -- Separating the kernel and shell -- Crushing -- flaking -- Cooking

1) Magnetic: The first step is to move the iron in the peanut, because the iron will harmful to the following machines.

2) Cleaning: After going through the cleaning sieve, the impurities in the peanut will be cleaned.

3) Husking machine: The husking machine is to move the shell of peanut. The purpose of moving the shell is to improve the quality of oil and cake.

4) Separator of shell and nut: The shell and nut will be separated by the separating sieve.

5) Dryer: After separating the shell and nut, the nut will be dried under 60℃. Then the water content will be less than 4%.

6) Crusher: Peanut belongs to big size oil seed, so it need be broken down to small pieces. The function of the crusher in peanut oil pretreatment production line is to increase the area of oil seed and make the tempering easier. The peanut is divided to 6-8 pieces and the water content of crusher is 7-12%.

6) Flaking roller:After the flaking roller, the thickness of cake is about 0.5mm.

7) Cooker: The cooker helps to adjust the water content of the material to 6-5kg/cm³. It also can improve the oil yield rate of peanut oil pretreatment production line.

And then the pretreated groundnuts will be sent into groundnut oil presser machine or pre-presser machine. And the cakes can be sent into groundnut oil solvent extraction plant to extract more oil out.

Thus, by acquiring DOING groundnut oil processing plant you will be able to promote your business, which will help you to produce high quality oil in very short period of time. So what are you waiting for? Send us an inquiry now to get more details of our groundnut oil processing plant.

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