What are the products and by products in sunflower oil extraction process?

As we all know, the main product of sunflower oil extraction is crude sunflower oil. Then, what by products else are there in sunflower oil extraction process? How the value of them? Next, I will make some explanations one by one.

Firstly, the extraction method of sunflower oil can be divided into two kinds: pressing method and solvent extraction method. So different product and by products will be got using different methods.

Two kinds of sunflower oil extraction methods

Using pressing method, you can get pressed sunflower oil and sunflower seed cakes. If using solvent extraction method, you can obtained solvent extracted sunflower oil and sunflower seed meal. 

What are the difference of them? The selling price of pressed sunflower oil is more than solvent extracted sunflower oil. As the crude sunflower oil got from solvent extraction plant contains a little residual solvent, it must be refined by sunflower oil refinery plant.

The product and by products got from sunflower oil pressing plant

But the quality of pressed sunflower seed cakes is less than sunflower seed meal got from solvent extraction plant, because of high oil residual oil rate. The sunflower seed meal got from solvent extraction plant is more suitable for making animal feed, so the selling price is higher.

The product and by products got from sunflower oil solvent extraction plant

Besides, in large scale sunflower oil production factory, there will be large quantity of sunflower seed shells produced in sunflower oil extraction process. These sunflower seed shells can be burned in boiler to provide steam or power.

The above is the brief introduction of products and by products in sunflower oil extraction process. Actually, there are also some by products in crude sunflower oil refining process, such as fatty acid, nigre, wax, etc. They have different usages and value. [Related reading: why dose sunflower oil need refining?]

Do you want to extract sunflower oil and get its by products? Send your requirement to us, and the sales manager of Henan Doing Company will provide you professional suggestions.