8 Steps of Oil Making Process Of Sunflower After Harvesting

8 Steps of Oil Making Process Of Sunflower After Harvesting

Oil Making Process Of Sunflower

Sunflower!, what is it?

Sunflower, the name “Helianthus, ” is derived from ‘Helios’ signifying ‘sun’ and ‘enthuse, meaning ‘bloom’. It called a sunflower as it follows the sun, continually moving in the direction of its primary rays of sun. It is a vital oil seed yield of the country. Sunflower oil is most famous because of its light tone, bland flavor, high smoke point, and undeniable degree of linoleic corrosive, which is helpful for the heart patient. The seed contains around 48–53 percent consumable oil. Sunflower farming is a big source of sunflower edible oil.

Best Soil, Weather And Land For Sunflower Plantation


Sunflowers are sun followers and fill best in those places that get 6 to 8 hours of direct sun each day. They have long root attachments which need to go several meters into the ground, so sunflower plants are problem-free, and they grow all around with alkaline soil in the degree of pH 6.0 to 7.5. Soil temperature should be at 50° or more at the depth of seed (1.5 to 2.5 inches). Planting sunflower seed into cold soils may make seed go into a slow process and can be the reason to delay in germination.


Sunflowers grow in warmer climates and environments. They are known for their toughness and the capacity to survive excessive warmth; with it, the ideal temperatures for developing sunflowers are in the range of 70 and 78 degrees Fahrenheit, with soil temperatures of 55 to 60 degrees when the seeds are planted.


Sunflower farming required weed-free land with a better moisture supply. There should be enough moisture land at the time of germination of seeds.

Procedure Of Sunflower Cropping

Plough once with a tractor or twice with iron-furrow or three to multiple times with country-furrow till every one of the parts is broken and a fine tilth is received. For better plowing, you can even go with a force tractor for your sunflower farming and can check their useful implements.

Planting seeds should be in the depth of 3 cm along the lines where the fertilizer combination is set and covered with soil. Put two seeds for each hole. 

Immerse the yield as shown by the different growing stages—control water system as per the accompanying growing stage. Pre-planting water system; Life water system; 20th day after planting; Early bud progress; Flowering-2 water systems and Seed improvement- 2 water systems; Flowering period is important, Form edges and wrinkles 6 m long. 

To control the flow of water or end of the channel to streamline and Structure water system channels across and edges as per the development of the field.

Harvesting Of The Sunflower Cropping

Your seeds must be prepared to reap inside 110 to 125 days after you planted sunflower crops. This will sow your seeds in May, your sunflower will reach in on the right on time or mid-August, and you must have prepared to gather seeds in late August or September.

Next step, now we allow the flowers to get on or dry the stem until the rear of the head becomes natural-colored, the foliage becomes yellow, the petals fade away, and the seeds look full degree free. With fine scissors or pruners, cut the upper head off the plant (around 6 crawls under the flower head).

The sunflower crop develops in 90-100 days. The yield must be harvested when the lower side of the head becomes yellow and a portion of the bracts dry. The developed heads are cut with a sickle and dried by uncovering the upper side with seeds. The very much dried heads are beaten with sticks to isolate the seeds.

Oil Making Process Of Sunflower After Harvesting

The sunflower oil process is cold-pressed, with a flavorful taste. This oil is completely suitable for cooking needs and wants.

Today we will learn some steps of making sunflower oil.

1. Cleaning 

The prepared sunflower oil seeds are checked to reduce the following element before de-hauled; and passed by the excellent cleaning machine to reduce other different problems.

2. De-hauling

This process is done when the seed has a moisture substance of 5% at the time of cleaning. The regular process covers breaking the seeds by heating or atmospheric sheller machines, which can be finished by scraping the area. 

The following mixture is separated to isolate the seeds from the parts. Some oil sunflower seeds have small structures that are hard to reduce, so they can be released from de-hulling to keep away from oil calamity.

3. Grinding

For more surface area to be removed, the de-hulled seeds are grounded into an appropriate consistency by automatically used waves.

4. Pressing

The warm process of oil making is consistently taken care of into a screw press. Pressing part by and large profits from 68,950 to 206,850 kilopascals as the oil is crushed out by the openings in the barrel and is recovered.

5. Removing additional oil with solvents

The process of removing the oil solvent after pressing is refined out of oil, which is gone by the material and then found at the base. Around 90% of the variable dis-solvable lefts in the removed oil, and it’s gathered for reuse.

6. Removing solvent signs

The excess oil dis-solvable is recovered by the use of the stripping section. The oil is boiled by steam, and the lighter dis-solvable floats upward. As it gathers, it is collected.

7. Refining the oil 

Refining the oil is to reduce shading, smell and harshness. It includes warming the oil to 40°C – 85°C (107-188°F) and blending a dis-solvable substance like sodium hydroxide or sodium carbonate with the oil. 

The oil which used in cooking is filtering it by more full ground, actuated carbon, or set dirt that can absorb some stained materials from the oil.  

Oil which refrigerated (for use in serving of mixed greens) is quickly chilled and separated to reduce waxes. The last step is the freshening up of the oil, wherein the steam is ignored by a warm oil in a vacuum at 225°C – 250°C (440-2485°F) to refine the variable and fragrant parts from the oil.

8. Packing the oil 

Unadulterated or pure oil is measured and filled in clean jars. They categorize their jars as per their demand or sale. Likewise, ordinary bottles for domestic sales, special in stores, glass bottles or cans for outside countries or exporting.

So, this is the complete process of sunflower farming.

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