Castor oil seed contains about 30%?50% oil ( m/m ). 74, 75 Castor oil can be extracted from castor beans by either mechanical pressing, solvent extraction, or a combination of pressing and extraction. 74 After harvesting, the seeds are allowed to dry so that the seed hull will split open, releasing the seed inside.
How to Mill castor oil?
It is usually done using a high pressure, which uses continuous screw press with the help of a seed oil press machine. The extracted castor oil is sprinkled. The material that is extracted from the press is called castor cake. Just feel free to inquiry for customized oil milling plant and cost.
Which country produces the most castor oil?
India is known as the world leader in castor seed and oil production and leads the international castor oil trade. Castor oil production in this country usually fluctuates between 250,000 and 350,000 tons per year. Approximately 86% of castor seed production in India is concentrated in Gujarat, followed by Andhra Pradesh and Rajasthan.
How is a castor bean extracted?
The extraction process begins with the removal of the hull from the seeds. This can be accomplished mechanically with the aid of a castor bean dehuller or manually with the hands.