Introduction to the Screw Oil Press Machine
A screw oil press machine is a widely used mechanical device designed for extracting oil from oilseeds and nuts. This type of oil press is characterized by its ability to operate continuously, processing a variety of materials such as peanuts, sesame, sunflower seeds, soybeans, and palm kernels. The machine's versatility, efficiency, and ease of use make it a popular choice for small-scale producers, commercial enterprises, and industrial oil extraction facilities.Screw oil press machines are designed to extract oil through mechanical pressure, avoiding chemical solvents and preserving the natural nutrients and flavors of the oil. They are available in various sizes and configurations, catering to different production scales and oilseed types.
Working Principle of the Screw Oil Press Machine
The screw oil press machine operates using a mechanical extraction process that involves crushing and pressing the oilseeds. The working principle is outlined below:
1. Feeding
Raw materials, such as seeds or nuts, are fed into the machine through a hopper. The machine can process pre-cleaned and pre-ground materials to ensure smooth operation and maximum oil extraction.
2. Preheating (Optional)
Some screw oil press machines are equipped with a preheating system that warms up the pressing chamber. Preheating helps soften the seeds and enhances oil yield, particularly in hot pressing operations.
3. Crushing and Pressing
Inside the pressing chamber, a rotating screw shaft crushes the seeds and pushes them forward. The intense mechanical pressure generated by the screw compresses the seeds, forcing the oil to separate from the solids.
4. Oil Filtration
As the oil is released, it passes through small holes in the pressing chamber and is collected in a container. Advanced machines often include built-in filtration systems to remove impurities, producing clean, high-quality oil.
5. Residual Cake Ejection
The solid residue, known as the seed cake, is expelled from the machine through a separate outlet. This byproduct can be used as livestock feed, fertilizer, or as a base for further processing.
6. Adjustable Settings
Modern screw oil presses allow operators to adjust parameters such as temperature, pressure, and speed to optimize the extraction process for different oilseeds.


Advantages of the Oil Press Machine
1. High Oil Yield
Screw oil presses are designed to maximize oil extraction efficiency, ensuring that the maximum amount of oil is extracted from the raw materials.
2. Versatility
These machines can process a wide range of oilseeds and nuts, making them suitable for various industries, including food production and cosmetics.
3. Nutritional Preservation
By using mechanical extraction methods, screw oil presses retain the natural nutrients, flavors, and antioxidants in the oil, making it healthier and more suitable for cooking or skincare applications.
4. Durable Construction
Built with high-quality materials like stainless steel, these machines are durable and designed for long-term use.
5. Customizable Output
Adjustable settings allow users to control the oil's quality and pressing speed, making the machines adaptable to various needs.

Technical information
Model | ATZY-1685 | ATZY-1688 | ATZY-120 | ATZY-150 |
Power(KW) | 5.5 | 7.5 | 11 | 30 |
Heating power(KW) | 3 | 3.5 | 4 | 5 |
Voltage | 380V,50hz,3phase | |||
Capacity (kg/h) | 80-160 | 150-260 | 260-400 | 500-600 |
Weight (KG) | 550 | 760 | 915 | 1550 |
Size(mm) | 1700*1300*1600 | 2000*1350*1750 | 2050*1400*1800 | 2200*1460*1750 |
The Difference Between Screw Oil Press and Hydraulic Oil Press
Screw oil presses and hydraulic oil presses are two common types of oil extraction machines. They differ in their design, functionality, and applications:
Aspect | Screw Oil Press | Hydraulic Oil Press |
---|---|---|
Working Mechanism | Uses a rotating screw to crush and press oilseeds. | Uses hydraulic pressure to extract oil. |
Oil Yield | Generally produces a higher yield due to continuous pressing. | Suitable for high-value seeds with moderate oil yield. |
Speed | Faster, suitable for large-scale production. | Slower, designed for small batches or specialty oils. |
Heating | Often includes preheating for hot pressing. | Typically operates at room temperature (cold pressing). |
Nutritional Preservation | Good, but slightly less compared to cold-pressed methods. | Excellent, retains maximum nutrients and flavor. |
Seed Compatibility | Processes a wide range of oilseeds and nuts. | Best for seeds like sesame, olive, or walnut. |
Cost | Generally more affordable and versatile. | Higher cost due to precision and specialized use. |
Maintenance | Requires periodic maintenance of moving parts. | Low-maintenance but requires regular hydraulic checks. |


Why Choose Our Company's Machine?
When you choose our company's screw oil press machine, you benefit from a combination of superior quality, advanced technology, and excellent customer service. Here's why we stand out:
1. High-Quality Construction
Our machines are made with food-grade stainless steel and durable components, ensuring longevity and hygiene.
2. Advanced Technology
Equipped with cutting-edge features like automatic temperature control, integrated filtration systems, and user-friendly interfaces.
3. Customizable Solutions
We offer machines tailored to your specific needs, whether for small-scale production or industrial-scale operations.
4. Energy Efficiency
Our machines are designed to consume less energy while maintaining high efficiency, reducing operational costs.
5. Safety Features
Safety mechanisms like overload protection and automatic shut-off ensure operator safety.

Our company offers a comprehensive after-sales service package to ensure that your bean sprout machine continues to run smoothly and efficiently for years to come:
1.Installation and setup: We provide professional installation and setup for all machines, ensuring everything is configured correctly and ready to go.2.Training and support: Our team provides training to operators to ensure they understand how to use the machine effectively and safely. We also provide user manuals, troubleshooting guides and ongoing support via phone or email.
3.Warranty: All of our bean sprout machines come with a warranty period, during which we provide free repairs and replacements for any manufacturing defects.
4.Technical support: We provide 24/7 technical support to assist you with any operating issues or queries related to machine performance.


Q1: Are you a trading company or a manufactory?
A1: We are a manufactory, we supply the factory price with good quality, welcome to visit !
Q2: What's your guarantee or the warranty of the quality if we buy your machines?
A2: We offer you high quality machines with 1 year guarantee and supply life-long technical support.
Q3: When can I get my machine after I paid?
A3: The delivet time is based on the exact machine you confirmed.
Q4: How do you work your after sales service?
A4: Normal machine is properly adjusted before dispatch. You will be able to use the mchines immediately. And You will be able to get free training advice towards our machine in our factory. You will also get free suggestion and consultation, technical support and service by email/ fax/ tel and lifetime technical support.
Q5: How about the spare parts?
A5: After we deal down all the things, we will offer you a spare parts list for your reference.