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 does a castor seed extraction machine work?
Due to cooking, the oil droplets in the seeds come together and also the cell wall is broken, this results in improved oil yield and low power consumption. A continuous screw press is used to extract the oil. The castor seed passes through the machine where the screw shaft is rotated in the parallel direction and crushing the seeds.
Where is castor seed oil extracted?
We are experienced in turnkey Castor Seed Oil Extraction Plants. Our machines are working successfully in over 55 countries. Major Castor Seed producing countries are Brazil, India and Argentina. Other countries growing Castor include Indonesia, Indo-China, Madagascar, Angola and Mozambique.
How Castor seed oil mill works?
In the castor seed oil mill, the seed undergoes the following steps: seed cleaning, seed cooking, oil extraction, oil clarification, oil storage and filling. After the hull is removed from the seed. The castor seeds had some foreign materials and dirt which was separated by Seed Cleaner.