The process involves several steps:

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A sesame oil press is an equipment used to extract oil from seeds or nuts. It works on the principle of hydraulic pressure to squeeze out the oil from the seeds without damaging them. The most common type of sesame oil press is the screw press, which uses a rotating screw mechanism to exert force against the seed mass, causing it to compress and release its contents.

1. Preparation: Seeds (usually sesame) are cleaned, dried, and ground into a fine powder.
2. Mixing: The ground seeds are mixed with water in a container called a "pulverizer" to form a paste-like substance.
3. Pressing: This paste is placed between two plates inside the press machine, and the machine rotates under high pressure, forcing the oil out through perforations in one plate and leaving behind the solid residue (the cake).
4. Separation: After pressing, the pressed oil can be separated from the cake using various methods such as centrifugation or filtration.

Sesame oil presses come in different sizes depending on their capacity and intended use. They are commonly found in food processing plants for commercial production of sesame oil, but some homes also have small-scale versions for personal use.

Using sesame oil press:

• It's essential to ensure that the seeds are clean before processing.
• Proper handling during pressing is crucial to avoid contamination and loss of quality.
• Sesame oil extracted this way contains fewer impurities than other types of oil due to the low temperatures involved in the pressing process.

In summary, a sesame oil press is an important tool for extracting edible oils like sesame oil, providing an efficient method for both industrial and home use.