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EXTRUSION GRANULATION PRODUCTION LINE

extrusion granulation production line flow chart

The extrusion granulation production line mechanically extrude powdered or granular materials into granular products, which are widely used in chemical, pharmaceutical, food and fertilizer industries. The main components include raw material preparation equipment, extrusion granulator, cooling and drying equipment, screening and packaging equipment, control system and environmental protection equipment.

The production process includes raw material preparation (mixing, drying, screening), extrusion forming, cooling and drying, screening and packaging. The extrusion granulator extrude the material through a screw or roller, and the mold determines the shape and size of the granules. The modern production line is equipped with an automated control system to improve efficiency and product quality, and environmental protection equipment is used to reduce pollution.

The production line efficiently and stably produces granular products that meet specifications and is suitable for multiple industries.

We not only provide reliable products, but more importantly we provide reliable process design and experimentation

What materials can be made into fertilizers using an extrusion granulation production line?

Organic materials:
Animal manure: such as chicken manure, pig manure, cow manure, etc., can be made into organic fertilizer after fermentation and treatment.
Crop straw: such as rice straw, wheat straw, etc., can be used in organic fertilizer production after crushing and fermentation.
Food waste: such as vegetable residues, fruit peels, etc., can be made into organic fertilizer after treatment.

Inorganic materials:
Minerals: such as phosphate rock powder and potash rock powder, which can be used as components of compound fertilizer or single fertilizer.
Chemical synthetics: such as urea, diammonium phosphate (DAP), potassium chloride, etc., are often used in the production of compound fertilizer.

Biological waste:
Municipal sludge: after harmless treatment, it can be used as raw material for organic fertilizer.
Industrial organic waste: such as sugar factory filter mud, wine lees, etc., can be made into organic fertilizer after treatment.

Mixed materials:
Organic and inorganic mixtures: such as mixing organic waste and chemical fertilizer components to produce compound fertilizer containing multiple nutrients.

Brief description of production process:
Raw material preparation: Mix, crush and ferment various raw materials to improve their uniformity and nutrient content.
Extrusion granulation: Extrusion granulator is used to extrude the processed raw materials into granules.
Cooling and drying: Cool and dry the granules to ensure their stability and facilitate storage.
Sieving and packaging: Screen out the granules that meet the specifications and package them.

The main granulation method used in the extrusion granulation production line is extrusion granulation (dry pressing granulation)

Process and principle of extrusion granulation method

Raw material preparation:

Mixing: Mix raw materials of different ingredients evenly to ensure uniform composition.
Moisture adjustment: Adjust the moisture content of raw materials to facilitate bonding and forming during granulation.

Feeding system:

Feed the pretreated raw materials evenly into the feed port of the extrusion granulator. The uniformity of the feeding system has a great influence on the quality of the final product.

Extrusion granulator:

Screw or roller extrusion: The material is compressed, mixed and pushed forward under high pressure by the screw or roller.
Mold forming: The material is extruded through a die hole of a specific shape to form continuous strips or cylindrical particles. The shape and size of the die determine the shape and specifications of the final particles.

Cutting:

The extruded long strips of material are cut into uniform particles by a rotating blade or cutting device.

Cooling and drying:

The newly formed particles usually have a certain temperature and humidity, and need to go through a cooling and drying process to improve the stability and storage of the particles.

Screening:

After cooling and drying, the granules are screened out by screening equipment to remove unqualified granules that are too large or too small, ensuring the uniformity and specification consistency of the final product.

Packaging:

Qualified granules are measured and packaged for easy transportation and sales.

Extrusion granulation is widely used in chemical, pharmaceutical, food, fertilizer and other industries, and can efficiently process various raw materials into granular products that meet the requirements.

5 Advantages of EMCC Extrusion Granulation Production Line

Extrusion granulation production line is widely used in various industries, and has the following advantages:

Efficient production:
The extrusion granulation production line achieves efficient production through mechanization and automation equipment, which can greatly improve production efficiency and meet the needs of large-scale production.

Good product uniformity:
The extrusion granulation production line can produce uniform granular products through high-pressure extrusion and uniform mixing, ensuring product quality and specification consistency.

Wide scope of application:
The extrusion granulation production line is suitable for processing various types of raw materials, including organic materials, inorganic materials and chemically synthesized materials, and has a wide range of applications.

Environmental protection and energy saving:
The extrusion granulation production line is equipped with environmental protection equipment, such as dust collectors and exhaust gas treatment systems, which effectively reduces dust and exhaust gas emissions during the production process and meets environmental protection requirements. At the same time, modern extrusion granulation equipment usually has high energy utilization efficiency and reduces energy consumption.

Automation control:
Modern extrusion and granulation production lines are usually equipped with advanced automated control systems. Through PLC control systems and human-machine interfaces, real-time monitoring and adjustment of the production process is achieved, improving the automation and management level of production.

How are the fertilizer granules produced by the extrusion granulation production line?

Good uniformity:
The extrusion granulation production line can produce fertilizers with uniform and consistent particles through mechanical extrusion and uniform mixing. This uniformity ensures the uniform distribution of nutrients in the fertilizer and the consistency of the fertilization effect.

Controllable shape and specifications:
The extrusion granulation production line can produce granular fertilizers of different shapes and specifications through the adjustment of the mold. This controllability makes the fertilizer particles more in line with agronomic requirements and facilitates mechanized fertilization and precise fertilization.

High strength:
During the extrusion granulation process, the raw materials are compressed and formed under high pressure to form granular fertilizers with high strength. This high strength makes the particles less likely to break during transportation and storage, reducing losses.

Moderate solubility:
The dissolution rate of granular fertilizers can be controlled by adjusting the granulation process and the raw material formula. In this way, fertilizer products with both quick-acting and slow-release properties can be designed according to the needs of crops to improve the utilization rate of fertilizers.

We not only provide reliable products, but more importantly we provide reliable process design and experimentation

Why choose EMCC as your partner?

Shanghai Exceed Industry Co., Ltd (China EMCC) is a manufacturing enterprise specializing in high-tech fertilizer machinery. For many years, we have devoted to producing inorganic and organic fertilizers granulator equipments. By consistently creating values for our customers around the world, we have become one of the leading suppliers in global agricultural fertilizers industry. With China EMCC, you may get comprehensive services of consulting, design, equipment, installation, training, emergency assistance, field assistance, spare parts and routine maintenance to save fertilizer plants cost