Oils are extracted from nuts, seeds, olives, grains or legumes by extraction using industrial chemicals or by mechanical processes.
oil extraction, refinement, and filtration.
Oil extraction and refinement are separate processes
The first Extraction removes the oil, typically from a seed, nut or fruit.
The second Refinement changes the appearance, texture, taste, smell, or stability of the oil to meet buyer expectations.
Then filtration which is a non-chemical process which screens out larger particles could be considered a step in refinement, although it doesn’t change the state of oil.
There are three broad types of oil extraction:
Chemical solvent extraction, most commonly using hexane.
Pressing, using an expeller press or cold press (pressing at low temperatures to prevent oil heating).
Decanter centrifuge device which employs a high rotational speed to separate components of different densities.
In large-scale industrial oil extraction, you will often see some combination of pressing, chemical extraction or centrifuging in order to extract the maximum amount of oil possible.
oil can either be unrefined or refined using one or more of the following refinement processes (in any combination):
-Distilling, which heats the oil to evaporate off chemical solvents from the extraction process.
-Degumming, by passing hot water through the oil to precipitate out gums and proteins that are soluble in water but not in oil, then discarding the water along with the impurities.
-Neutralization, or deacidification, which treats the oil with sodium hydroxide or sodium carbonate to pull out free fatty acids, phospholipids, pigments, and waxes.
-Bleaching, which removes “off-colored” components by treatment with fuller’s earth, activated carbon, or activated clays, followed by heating, filtering, then drying to recoup the oil.
-Dewaxing, or winterizing, improves the clarity of oils intended for refrigeration by dropping them to low temperatures and removing any solids that form.
-Deodorizing, by treating with high-heat pressurized steam to evaporate less stable compounds that might cause “unusual” odors or tastes.
-Preservative addition, such as BHA and BHT to help preserve oils that have been made less stable due to high-temperature processing. Oil is preserved naturally by phytochemicals, such as polyphenols, plant sterols and vitamin-E which collectively affect color, flavor, aroma and nutrient value.
Heating oil changes its characteristics. Oils that are healthy at room temperature can become unhealthy when heated above certain temperatures, so when choosing a cooking oil, it is important to match the oil’s heat tolerance with the temperature which will be used.
Deep-fat frying temperatures are commonly in the range of 170–190 °C (338–374 °F), less commonly, lower temperatures ≥ 130 °C (266 °F) is used.
Storing and keeping oil
All oils vary in response to heat, light, and oxygen.
For preservation and increasing oil shelf life, a blanket of inert gas, usual nitrogen, is applied to the vapor space in the storage container immediately after production – a process called tank blanketing.
In a cool, dry place, oils have greater stability but may thicken, although they will soon return to liquid form if they are left at room temperature.
To minimize the varying effects of heat and light, oils should be removed from cold storage just long enough for use.
Getting rid of used oil
Proper disposal of used cooking oil is an important waste-management concern. Oil can solidify in pipes, leading to blockages
Because of this, cooking oil should never be dumped in the kitchen sink or in the toilet bowl.
The proper way to dispose of oil is to put it in a sealed non-recyclable container and discard it with the regular garbage. Placing the container of oil in the refrigerator to harden also makes disposal easier and less messy.
Cooking oil can be recycled. It can be used as animal feed, directly as fuel, and to produce biodiesel, soap, and other industrial products.
The Statisticts of oil
Oil is the most used product nowadays. It is used in everything and I mean nothing in your life is not touched by crude oil
In this article We will discuss some points related to oil production:
The first question that may pump into your mind
What is the sales value of fats and oil in 2019?
Regional oil sales value for oil in 2019 ( according to the Oil type )
In the Middle East and North Africa, Sunflower Oil has the biggest share, however, corn and olive oil are also expected to grow.
Consumption in this region is price sensitive, and the region’s growth is volume driven, which presents opportunities for frying oils with healthier and better propositions.
How The Healthy Type Of Oil Affect To The Market Size?
The rising incidence like obesity and high cholesterol are increasingly leading consumers to choose healthier and more nutritious foods.
Consumer globally is shifting towards healthier alternatives vegetable oils, which are rich in unsaturated fatty acids, are perceived as reducing the risk of cardiovascular disease.
Among vegetable oils, sunflower oil will maintain the largest share in 2023
WHAT IS THE RETAIL CHANNEL FOR OIL PRODUCTION AT 2018?
Globally, the leading sales channel for oil is traditional grocery retailers, which accounted for 48.8% of value sales in 2018.
How you can get Consumer Attention ?
This Graph shows the main points need to focus it for your product.
HOW YOU CAN GET THE RIGHT PACKAGING AND ACCURATE FILLING MACHINE FOR YOUR PRODUCT?
In order to find the best machine for your needs, consider the following product characteristics:
Type of oil? What is the viscosity? What is production Capacity? The chemical composition?
Where is the machine going to be located? Electricity needed? Electricity consumption? What types of cleaning and maintenance processes are required? Does it need an air compressor?
What type of cap is required? Screw, press-on or twist -off? Is the machine Automatic or Semi-Automatic? Does it require sleeve Shrink?
FIND THE RIGHT FILLING MACHINE
Piston Pump MAchine
Application:Automatic line Piston pump Fillers for Liquid Packaging Solutions are ideal for high & medium viscosity liquid products it’s built to meet food grade standards and can also chemical.
Products: Chocolate, Jam, Sauce, Tomato paste, Chemicals & cosmetic creams, heavy shampoo, heavy oils, and lubricants.
FIND THE RIGHT FILLING MACHINE
Semi Automatic FILLER
Application: Semi-automatic fillers for Liquid Filling Solutions are ideal for high, medium and low viscosity liquid products and products with pieces.
it’s built to meet food grade standards and can also handle chemical Products.
Products: oil, Juice, Sauces, Creams, Jam, chocolate, jam, honey, juice, ketchup, mayonnaise, tahini, sauce, margarine, Strawberry jam, grapefruit jam, Cranberry Jam, mango juice, mango juice, strawberry juice, natural fruit juice, and tomato sauce & paints and detergents.