Professional Cooking oil Extraction machine for many Materials such as sunflower / soybean / rapeseed / groundnut etc

  • >=1 Sets
Model Number:
Depends on different production line
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Quick Details
Applicable Industries:
Manufacturing Plant, Food & Beverage Factory, Farms
Cotton seed oil
Cold & Hot Pressing Machine
Automatic Grade:
Production Capacity:
Place of Origin:
Henan, China
Brand Name:
Client Local Voltage
Depends on different machine
Depends on different equipment
CE, SGS, ISO9001, BV, etc
More than 5 Years
After-sales Service Provided:
Field installation, commissioning and training, Field maintenance and repair service, Video technical support, Online support, Engineers available to service machinery overseas
Paint color depends on your requests
Capacity Range:
Used to produce crude and refined cottonseed oil
Grade of Final Refined Oil:
Grade 1, 2, 3, 4
Common Capacity:
10TPD, 20TPD, 50TPD, 100TPD, 200TPD, 300TPD, etc
Warranty period:
Usually 12 months
Raw Materials:
Under engineers' directions and offer English brochure
OEM service:
Design the equipments according to customer's needs
Supply Ability
Supply Ability:
50 Set/Sets per Month
Packaging & Delivery
Packaging Details
The Cottonseed Oil Making Machine is usually a complete production line, it needs many containers to load, we often load the equipments by 40'' containers and flat rack, etc.
Qingdao, Shanghai, etc

Professional Cooking oil Extraction machine for many Materials such as sunflower / soybean / rapeseed / groundnut etc

Brief Introduction of Huatai Company:

Henan Huatai Cereals & Oils Machinery Co., Ltd. (short for HHFOME) is located in the Industry cluster of Huaxian, Henan Province which covering 100,000.00 square meters and have more than 580 staffs. We are a large scale grain and oil equipments production enterprise which specialized in researching, designing, manufacturing, installation. Since now we have got 22 items national patents, 6 international prizes, etc. Our equipments have got ISO9001, SGS, CE, IAF and CNAS certifications. Also we have been exported to Bolivia, Sudan, Kazakhstan, Russia, Tajikistan, Malaysia, Indonesia, Bangladesh, Vietnam, Thailand, Burma, etc. All of our members will try our best to help you build a powerful and most suitable plant to save your costs and get max benefits.


 The common cottonseed oil production line includes three workshops:


(There are also other different production craft, our engineers can design the plant according to your requests)


1. Cottonseeds Pretreatment and Prepressing Workshop


2. Cottonseed Cake Solvent Extraction Workshop


3. Crude Cottonseed Oil Refining Workshop




Section 1:  Cottonseeds Pretreatment and Prepressing Workshop
---Flow Chart:


Cottonseeds→Winnowing Dehulling→Kernel&Shell Separation


                                                                                       Shell →To warehouse


                                               ↓← Oil Residue Pressing ← ↑      ←     ↑


→Flaking→Cooking→Prepressing →Oil Settling→Oil Filtration →To Refine or Extract


                                    Cottonseed Cake →Cake warehouse


---Quality Index of Cottonseed:

Smell,color: Normal
Water content: ≤12%
Impurity content: ≤2%
Oil content:16-20%


---Index of Main Consumption
(Different capacity has different consumption, for example of 30TPD cottonseeds pretreatment and pressing workshop)
Electricity consumption:≤65.25kwh/t
Steam consumption: ≤480kwh/t


---Quality Index of Crude Cottonseed Oil:


Quality index

Smell & Taste

Cottonseed oil inherent original smell and taste, no desirable odor

Moisture&Volatiles (%)


Insoluble Impurities (%)


Acid Value(KOH) (mg/g)


Peroxide Value(mmol/kg)


Residue Solvent(mg/kg)



---Process Description of Cottonseed Oil Making Machine :

1.Winnowing Selection
The winnowing section takes advantage of the difference of suspended speed between cottonseeds and impurities, use the wind power to remove the impurities, it mainly remove the light impurities and dust, also meanwhile it can remove part stones and soil blocks, and other heavy impurities, it’s the prefered device for cottonseeds cleaning.

2.Dehulling Process
The main equipment is disc huller, also called tooth plate huller, it crushes the cottonseeds shell under the effect of twisting and tearing of insection that on a pair of millstone. This machine adopts high strength alloy steel tooth plate, which has advantages of long using life, good abrasion resistance, convenient maintenance, cheap spare parts, etc.

3.Kernel and Shell Separation
The main equipment is cylinder beating screen, it rotates in different rotating speed and directions, also there are many beating sticks on the shaft, there’s certain inclination of top of the beating sticks which close to screen drum’s inside wall, which has the function of beating and forwarding, then through screen hole to separate the cottonseeds kernel and shell.

The purpose of flaking is to destroy the corn germ’s cell tissue which can make the oil separated smoothly. Also the flaking machine assembles alloy roller which using life is 1 time longer than common roller and also assembles automatic hydraulic roller tightening system to ensure the average thickness of flakes(≤0.3mm), the whole machine is sealed well. 


Adopts layer type conditioning pot, the max distance between mixing wing and bottom of pot is 5mm for each layer, which avoid the nonuniform of raw materials. The whole pot is wholly sealed to keep the max humidity of the space of raw materials, to reach the best flaking effect and reduce the powder degree.

Adopt domestic mature oil presser which specialized for cottonseed, the oil residue in cake after pressing is around 5-8%, the most advantages of this machine are one time pressing, low energy consumption, low floor space, etc.

7. Filtration
Adopts automatic slag discharging filter to avoid the trouble of human cleaning the cloth, which has high efficiency, the oil residue will return for pressing automatically, also this section assembles slag extractor to ensure there are minimum oil residue in crude oil to guarantee the following degumming effect.

---Technical Highlights of Cottonseed Oil Making Machine :
---Mechanical continuous equipment, reduce the labor working and labor cost.
---Much more advanced dust catching system to ensure the tidy and clean of workshop, also reduce the discharging of dust.
---All the driving equipments adopts oil equipments specialized configuration, long using life and reliable working.
---The equipments adopts automatic welding one time molding technology which has features of accurate design, beautiful appearance and good sealing effect.
---This equipments assembles conduction oil adding system which can save one set steam boiler to save investment.


Best Technology Oil Making Machinery with Factory price

Secontion 2:  Cottonseed Cake Solvent Extraction Workshop

---Flow Chart:


                                       Evaporation and Steam Stripping


        Soybean  Flakes→Oil extraction→Mixed oil processing→Crude oil


      Solvent collection←Wet cake desolventizing→Finished cake



---Quality Index of Finished Products:

Oil residue of cottonseed meal: ≤ 1.0%
Moisture of meal: 12% -13%(adjustable)
Solvent residue of cottonseed meal: ≤ 500PPM
Total volatiles matter of crude oil: ≤ 0.2%
Residual solvent of crude oil: ≤ 100PPM


---Main Consumption Index:
(Different capacity has different consumption, for example of 30TPD cottonsseed cake extraction workshop)
Electricity: ≤12KWH/t
Steam: ≤240 Kg/t (environment temperature:20℃,1Mpa saturated vapor)
Solvent: ≤5KG/t (vegetable oil extraction solvent(GB 16629-2008)

Circulating water:  250kgH/t

---Process Description of Cottonseed Oil Making Machine :
1). Solvent Extraction Procedure
The cottonseed meal gets into the extractor through feeding scraper, the materials run a circle from the feed inlet to discharge outlet in the extractor. Spraying the extruded rice bran with the concentrate diminishing miscella between the feed inlet to discharge outlet. Then before getting into the drain off section, spraying again with fresh solvent, the drained wet meal discharges into the wet meal scraper from the extractor’s discharge grid through kick-out device. The concentrated miscella gets into the two-stage hydrocyclone from the pump, to remove the powder impurities, finally get into the miscella tank.
2). Desolventizing Procedure  
The solvent contain wet meal that from the extractor are sent to the DTDC desolventizer’s pre-desolventizing layer by scraper through air locker, the bottom is heated by indirect steam to remove part of solvent; then the pre-desolventized wet meal get into the desolventizing layer, there are automatic control on the desolventizing layer to keep certain thickness of materials, then the bottom gets into the direct steam to remove all the solvent, at same time some steam condense in the meal, the moisture content of meal will sectional rise.


The desolventized meal falls onto the drying layer quantitative through rotary valve, the drying layer keeps certain materials level, then process the drying procedure, after drying get into the cooling layer to lower down the temperature, finally discharge the finished meal through automatic flow controlling gate, then though the scraper to transport the meal to warehouse.


3). Evaporation Procedure of Cottonseed Oil Making Machine  
The miscella gets into the first long tube evaporation pass from the miscella tank, the evaporated solvent gets into the evaporation condenser through separation chamber, there are liquid level controlling device on the separation chamber’s outlet pipeline to keep the liquid seal, the miscella that after first evaporation concentration gets into the second long tube evaporator for evaporating process. The shell pas is heated by indirect steam, the evaporated solvent vapor gets into evaporation condenser through separation chamber, there are liquid level controlling device on the separation chamber’s outlet pipeline to keep the liquid seal. The miscella gets into the stripping tower’s disks from the top of the tower, then fall down layer by layer, meanwhile jet direct steam from the bottom of tower to remove the residue solvent.  (Cotton Seed Oil Expeller)


The top exit connects evaporation condenser, the high vacuum jet pump keep the stripping tower working at negative pressure condition, also there are liquid level controlling device in the bottom of stripping tower to keep the liquid seal and steady flow quantity of product oil, the crude oil are extracted out from the bottom of tower through extraction pump, after cooling then get into crude oil.


4). Solvent Condensation and Water Separation Procedure 
The liquor condensate that from evaporation condenser, energy saver condenser and steam stripping condenser is collected together then through recovery pump to inject them into water segregator. The end condensed steam enter into the energy saver condenser, the energy saver’s liquor condensate and first evaporation shell pass’s liquor condensate get into the water segregator directly. The free gas of energy saver condenser,tripping condenser, water segregator and solvent library together enter into the final condenser, the end steam from final condenser is absorbed by paraffin recovery device.

The solvent phase of water segregator flows into solvent library for partial recycling, the water phase discharged into steam tank, the direct steam gets into the steam tank from the bottom to evaporate residue solvent, after this the water phase discharged into water seal tank.


4). Tail Gas Absorption Procedure of Cottonseed Oil Making Machine  
The non condensed vapor from extraction evaporator, DT evaporator, oil stripper, cooking pot, water segregator and underground solvent tank, get into the final condenser for recovering the solvent, the non condensed vapor from the final condenser gets into the mineral oil recovery device, the free gas are discharged into air through fire barrier.

---Technology Highlights:

---Adopting micro negative pressure process, save steam and reduce energy consumption.
---The secondary steam in the condensed water tank can be used for waste water preheating, reduce the steam consumption.

---Mixed oil adopts two levels process in removing impurity, dense mixed oil firstly into primary rotary liquid separator to remove larger particles, and then enter the secondary rotary liquid separator to remove impurity. After rotating liquid separation, the mixed oil nearly without solid impurities. After separation, the cleanermixed oil into the mixture oil staging tank for further precipitation, the bottom sediment of the mixing tank back into the extractor regularly by slag pump. Two process filter of the mixed oil and the use of negative pressure evaporation process, greatly reduce fouling in evaporation system, and evaporation system cleaning cycle can be extended.
---Collection all the steam in the extraction workshop and pump into the boiler room for secondary use, effective utilize the waste heat, saving workshop production water.


Section 3: Crude Cottonseed Oil Refining Workshop

---Flow Chart:

 Phosphoric Acid, Lye, Hot water                  


Crude Oil→Dephosphorization and Degumming and Water Washing→Drying and Bleaching


                                                   Soapstock                                                    Clay

→Filtration→Deodorization  →Finished Oil


                                       Waste Clay          Vacuum



---Technology Description of Cottonseed Oil Making Machine :  
1). Degumming Section
The solid impurities in crude cottonseed oil will be removed by bag filter, and measured accurately by mass flowmeter, and then enter the degumming workshop to remove the colloidal, the crude palm oil heated will be ex-changed the heated, it will be fully mixed with phosphoric acid, the mixture will react in the acid tank. After the reaction, the alkali liquid will be added in, the partial neutralization reaction will be done here, and then the colloidal, starch and other impurities contains in oil will be separated out.

All temperature in the whole degumming process is automatic control and adjustable, and all operations can completely achieve in control room.

2). Decoloring Section 
The decoloring section adopt 50 tons/day device. The degummed oil will be pre-heated by the deodorization refined oil, then it will be heated and enter pre-mixing tank. Meanwhile, the clay which is measured by metering device directly in clay tank, and then the measured clay will be added to the pre-mixing tank. After a fully mixing, the mixture of clay and oil will be sent into the decoloring tower, the color will be removed here. The decolorization reaction in decoloring tower will last about 30-60 minutes.


Then the mixture will be pumped out and filtered by Armagh filter, the waste clay will be separated from the oil. The residue clay particle will be firstly filtered by the precision filter and then go into the gassing evolution tank to remove the moisture and volatile matter. The whole decolorization process temperature is self-control and adjustable. The filtration system has achieved the feeding oil automatically, circulation, filtration, baked cakes, slag and other operations by manual implementation .

3). Deodorization Section of Cottonseed Oil Making Machine  
Gas substances from The dcolored oil from the decolorization section will enter the deodorization section to remove the free fatty acids and unpleasant gas. All of this will be removed under the high vacuum circumsatnces by the deodorization tower. Using the to remove these substances by steam under high vacuum conditions. The removed fatty acid will be collected by the fatty acid trap and pumped into the receiving tank, this later will be used as vice products.



The followings are the equipments of our company:

Main Projects Scope:
-----30-5000T/D oilseeds pretreatment project
-----30-5000T/D oilseeds extraction project
-----10-500T/D crude oil refining project
-----10-500T/D crude oil fractionation project
-----Oil interesterification project
-----Oilseeds protein, phospholipid project
-----Natural pigment extraction project
-----Grain deep processing project

Typical Project:
----30-1000T/D rice bran pretreatment, expanding, extraction project
----30-600T/D rice bran oil refining project
----150-1000T/D cottonseed dephenolizing protein
----10-1000T/D palm fruit oil pressing project
----10-500T/D Non acid method biodiesel production project
----10-2000T/D corn deep processing project

Newest Technology:
---Energy saving oil vacuum deodorization technology
---Concentrated protein extraction technology
---Mixed oil extraction technology
---Mixed oil refining technology
---Molecular distillation technology
---Broken rice desaccharification technology
---Continuous lignite extraction technology


Best Technology Oil Making Machinery with Factory price

Production Base of Huatai Company

Part Pictures of Delivery Site

  Part Pictures of Foreign Customers' Visiting

If u want to know more details about our factory and Cottonseed Oil Making Machine , please don't hesitate to contact me. All of our team members will try our best to help u build the most suitable plant. Waiting for you!!!