Animal Fat Oil Extraction Machine

Animal fats, including pigs, cows, sheep fats, etc., have irreplaceable unique flavors compared with general vegetable oils, and are widely used in food processing industries such as fried instant noodles, pastry shortening, quick-frozen foods, daily chemical soaps, soaps. Processing of soap-based raw materials, glycerin extraction, etc. In recent years, it has been found that animal fats and oils (especially lard, sheep oil, etc.) have higher levels of cholesterol, which leads to a gradual decrease in the number of people who eat, but animal fats and oils contain various fatty acids, and some animal fats and oils contain saturated and unsaturated fatty acids. It is of equal content, has high nutritional value, and can provide extremely high calorie, especially suitable for people in cold regions. This paper reviews the extraction and processing techniques of animal fats and oils, in order to provide reference for the research of animal fats and oils.
1 animal oil extraction
Animal fats are mainly derived from adipose tissue isolated from animal slaughter and cutting, but most of the fat tissue is accompanied by protein and water, so oil extraction is required. Common methods for extracting animal fats include: tanning, cooking, solvent, enzymatic, supercritical fluid extraction, and water-soluble methods. The development process of the animal oil extraction process is to continuously improve the extraction rate and extraction purity of the oil, while minimizing the environmental pollution caused by the impurities generated during the processing.

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