how to cold press sesame oil and what's the difference between cold press and hot press?

Lewin brand hydraulic oil presser cold press sesame oil, and in the video, it shows detail operation. But for the difference between cold press and hot press, let us to discuss about this.
Generally, cold press is meaning, no steam or roast before pressing and press temperature is less than 100 degree. So low temperature can keep the structure , smell and taste of the material, so the oil quality is higher.
Then hot pressing is the opposite. Generally hot press will heat before pressing and press temperature is higher than 100 degrees, when the temperature is over 100 degrees, the oil smell and taste will change, and the structure in the material will also be changed.
This is the difference of hot press and cold press, if this is helpful for you, feel free give us like. And if there is any interested of our machine, feel free to contact with us to get more information.
Joey
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