The residual oil rate of peanut oil extraction machine has always been the hot concerns of peanut oil processing business investors. because it has direct relationship with the peanut oil processing economic benefits. Commonly speaking, the residual oil rate of peanut oil extraction machine is about 7%, but it can be less. Here Henan Glory company share you some measures to reduce the final residual oil rate.

Firstly, we must strictly control the quality when selecting raw materials, and try to choose good quality peanuts to go on processing. The oil content of good quality peanuts will be higher, it will be easier to extraction the peanut oil out and the residual oil rate is relatively less.

Secondly, it’s suggested to select suitable oil extraction way according to your peanut oil processing capacity and investment budget. There are mainly two kinds of peanut oil extraction way, one is direct pressing way, which can control the peanut oil residual rate below 6%-7%; and the other is pre-pressing&solvent extraction way, which can control the peanut oil residual rate to 1%. In comparison, the residual oil rate of the pre-pressing&solvent extraction way is much lower than that of direct pressing way, but the cost of it is relatively higher.

Direct pressing and pre-pressing&solvent extraction way

Thirdly, we can reduce the peanut residual oil rate by adopting reasonable processing technology. Generally, peanuts need to be pretreated before pressing, including cleaning, crushing, softening, flaking and cooking. The purpose of cleaning is to avoid impurities from absorbing oil and reduce oil yield. And other processing steps is to adjust the moisture and temperature of the peanuts, to ensure that the peanuts raw materials are adjusted to the best state and to minimize the residual oil rate.

Fourthly, buying excellent peanut oil processing machine is also beneficial to extract more peanut oil out and reduce the peanut oil residual rate. Many oil extraction machine on the market have a high residual oil rate, which results in a waste of raw materials and correspondingly less profit. So it’s suggested to buy the peanut oil processing machine from professional manufactures.

Peanut oil processing machine

Henan Glory company’s peanut oil processing machine is in hot sale in more than 60 countries and regions, and our machine is high praised by our customers with high oil extraction rate, stable operation and energy saving features. We can provide you with a variety of machine purchase schemes and customize different scales peanut oil processing machine to help you obtain more! Welcome to consult us for free quotation.