How is oil extracted from mustard?

Mustard seed oil is extracted from mustard seeds often by pressing method. The average oil content of mustard seeds is 38-40 percent. Mustard oil is commonly used in India, Pakistan, Bangladesh, and Nepal as a cooking or flavoring oil. The mustard oil extraction machine has a high oil extraction rate, and large yields and the mustard oil pressed has good oil quality. As a professional cooking oil machine manufacturer, we produce various types of mustard seed oil machines. The mustard oil expeller has various outputs, suitable for small, medium, or large oil production plants, oil workshops, etc. Our mustard oil making machine has a wide range of uses, suitable for a wide variety of oil-bearing materials like groundnut, soybean, linseeds, copra, sunflower seeds, palm kernels, castor, neem, etc.
From the pretreatment of the raw mustard seeds, there are cold pressing and hot pressing. The hot pressing method has a high oil yield and strong fragrance and is used by more users. In hot pressing by a screw oil press machine, mustard seeds need to be dried and roasted before pressing. The purpose is to reduce the moisture of the raw material, increase the activity and fluidity of oil molecules, thereby improving the oil yield, and ensuring the strong fragrance of the oil.

How is oil extracted from mustard?

The mustard seeds should be firstly separated from the mustard plants, and they are cleaned, screened, and roasted. The obtained clean, high-quality mustard seeds are processed directly by means of a screw-type mustard oil expeller plant. The obtained pressed mustard oil is then filtered to obtain edible mustard oil. During pressing, the oil cake can also be obtained. The oil cake can be used as animal feed.
Cold pressing means that the raw materials are directly put into the oil press to squeeze out the oil without roasting or heating. This method needs a hydraulic oil press machine, which can produce mustard oil with a relatively light color, which better retains the aroma and original nutrients of the oil, but the oil yield rate is not very high. The oil extracted by the cold pressed mustard oil machine has the characteristics of pure and excellent oil quality and long-lasting fragrance. The hydraulic pressure of the mustard oil extraction machine rises rapidly during the pressing process. 

Key stages in mustard oil manufacturing process:

Seed selection, seed cleaning, cooking, mustard oil extraction process, expeller pressing, solvent extraction, oil filtration, oil refining, packaging.
Huatai Group is one of the best oil mill plant machinery manufactures in China, dont hesitate to reach out to our team of engineers, we will give you the best solution according to your details needs.