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Can the walnut oil press with shells produce oil?

Jun. 06, 2025
The walnut oil press with shells refers to a device that can squeeze oil out of walnuts with shells through a machine.

The walnut oil press adopts a mechanical pressing method, using a high-speed rotating screw rod to squeeze out the oil from the walnut. Generally speaking, it is difficult to directly squeeze oil from walnuts with shells because their shells are very hard and there is a layer of membrane inside the shell, which makes it difficult to squeeze oil.

Although the working principle of the walnut oil press with shells is relatively simple, the oil pressing effect of walnuts with shells is challenged. Because walnuts with shells contain a high fiber content, some machines are prone to blockage or uneven mixing during squeezing, which affects the oil pressing effect. In order to make the oil pressing smoother, it is best to choose walnuts that have been shelled for squeezing.

 

 

oil press


Precautions for the operation of the oil press

1. Prepare the walnuts in shells, wash and dry them, preferably in a cool place for 1-2 days to prevent excessive moisture from affecting the oil pressing effect;
2. Put the dried walnuts into the oil press;
3. Start the machine to start oil pressing;
4. After the walnut oil is squeezed out, use a filter to filter out the impurities suspended in the oil, so that pure walnut oil can be obtained.


Summary

The oil press can squeeze out walnut oil, and high-quality oil can be obtained as long as it is operated correctly. If you want to make the walnut oil taste better, it is recommended to use shelled walnuts for pressing. Pay attention when operating the oil press. Reasonable use can extend the life of the equipment and also get better oil pressing effect.
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