Fertilizer granulators commonly used in NPK fertilizer production lines for granulation

fertilizer granulator Sep 27, 2024

The NPK fertilizer (nitrogen phosphorus potassium compound fertilizer) production line usually uses several efficient and professional fertilizer granulators in the granulation process to ensure particle quality, improve production efficiency, and reduce energy consumption. Below are several commonly used fertilizer granulators and their characteristics:

1. Disc granulator

The disc granulator is the most traditional and widely used granulation equipment. It rolls the material into spherical particles under the action of centrifugal force through a rotating inclined disk. Its characteristics are intuitive operation, easy maintenance, suitable for large-scale continuous operations, especially adept at manufacturing medium to large particles.

2. Roll squeezing granulator

The roller extrusion granulator applies high pressure to powdered materials through two opposing rotating pressure rollers, forming them into strips, and then cuts them into particles of the desired size through a crushing device. This method produces particles with high strength and regular shape, especially suitable for hard materials and situations requiring high particle strength.

3. Fluidized bed granulator

The fluidized bed granulator uses air suspension technology to make the material in a fluidized state inside the container, while spraying liquid adhesive to gradually grow the particles. The particles produced in this way have good fluidity and looseness, making them suitable for products that require precise control of particle size and shape.

4. High tower granulator

The high tower granulator uses special spray granulation technology to spray molten liquid fertilizer through a high-speed nozzle in a high tower, cool and solidify to form particles. This method can produce very uniform particles, but due to high investment costs, it is mainly used for the production of high-end fertilizers.

5. Extrusion expansion granulator

The extrusion expansion granulator instantly expands the material into particles under high temperature and high pressure conditions, and is commonly used for processing heat sensitive materials. This method can effectively avoid thermal damage to materials and is suitable for specific types of fertilizer granulation.

6. Belt granulator

Belt granulators use special molds on one or more conveyor belts to form particles of material during movement. This method is suitable for continuous production and has good controllability of particle size.

Each type of fertilizer granulator has its unique working principle and applicable scenarios. Choosing the appropriate model requires comprehensive consideration of factors such as raw material characteristics, expected particle specifications, production capacity, energy consumption level, and budget. In actual production, it is often necessary to carry out subsequent processes such as drying, screening, and packaging to ensure that the final product meets the quality standards.

What are the benefits of using an organic fertilizer granulator for soil granulation

fertilizer granulator Sep 27, 2024

Using an organic fertilizer granulator to granulate and apply it to soil can bring a series of significant benefits in terms of soil health and crop productivity compared to unpolished organic fertilizer. Here are a few key benefits:

1. Improve soil structure

Granular organic fertilizer is more evenly dispersed in the soil, which helps improve the soil’s aggregate structure, increase soil aeration and permeability. This is because the granulation process of organic fertilizer granulator can better integrate organic matter into the soil, promote the balance of soil micro ecosystem, prevent soil compaction, and provide a more suitable growth environment for plant roots.

2. Enhance the ability to retain water and nutrients

The organic fertilizer after granulation has a certain physical stability and can slowly release nutrients in the soil, extending the fertilizer’s effectiveness period. This can not only reduce nutrient loss and leaching, improve the utilization efficiency of major nutrients such as nitrogen, phosphorus, and potassium, but also help the soil retain more water, especially under drought conditions, which is crucial for maintaining the sustainable productivity of the soil.

3. Beneficial for microbial activity

The beneficial microorganisms in organic fertilizers are protected during the granulation process, and can quickly recover their vitality after being applied to the soil, accelerating the decomposition of organic matter and producing more humus. Humus is a high-quality soil colloid that can adsorb heavy metal ions and harmful substances, purify the soil environment, and provide abundant trace elements for plants, enhancing crop resistance and quality.

4. Reduce the occurrence of pests and diseases

The uniform distribution of granular organic fertilizer helps to suppress the excessive proliferation of harmful microorganisms in the soil and reduce the probability of crop diseases. Meanwhile, certain microorganisms in organic fertilizers can also secrete antibiotics or other antibacterial substances to further protect crops from pathogen invasion.

5. Promote healthy plant growth

The nutrients in granulation organic fertilizer are more easily absorbed and utilized by plant roots, especially during the critical stage of crop growth, which can provide sufficient nutrients in a timely manner, promote root development, robust stems and leaves, plump fruits, and ultimately improve crop yield and quality.

6. Reduce environmental pollution

Compared with chemical fertilizers, organic fertilizer granulators produce less ammonia volatilization and nitrate leakage during application, and have a smaller impact on groundwater and atmospheric environment. At the same time, the use of granular organic fertilizers also helps to reduce the amount of chemical fertilizers used, alleviate soil salinization and ecological imbalance caused by excessive fertilization.

conclusion

Overall, the use of organic fertilizer granulator to granulate fertilizers has a comprehensive promoting effect on soil health, from improving soil physical properties to enhancing biological activity, to ensuring crop growth needs, all of which can play important roles. This not only helps to build a more sustainable and efficient agricultural system, but also is one of the important ways to promote the development of green agriculture.

Equipment required for building a small-scale powdered organic fertilizer production line

fertilizer granulator Sep 27, 2024

Establish a small-scale powdered organic fertilizer production line, which has a simpler equipment configuration compared to a granular organic fertilizer production line, but still needs to cover all aspects of organic material from pretreatment to final product packaging. The following is a list of key equipment required to build such production lines and their basic functional descriptions:

1. Raw material receiving and pre-processing equipment

Forklift or loader: used to transport collected organic materials such as animal manure, plant residues, etc. to the production line.

Solid liquid separator (if the moisture content of the raw material is high): By mechanical force, most of the moisture is separated from the wet raw material, reducing the difficulty of subsequent processing.

Crusher: Grind the collected large raw materials into small particles or powder, which is beneficial for fermentation and uniform mixing.

2. Fermentation equipment

Strip stack fermentation facility or static fermentation box: The former is open and maintains ventilation and homogenization through timed flipping by a self-propelled flipping machine, while the latter is sealed to better control temperature and humidity.

Self propelled flipping machine (limited to strip stack fermentation): used for flipping during the strip stack fermentation process to promote air circulation and ensure smooth fermentation.

3. Post processing equipment

As it is a powdered organic fertilizer production line, there is no need to configure granulators and dryers like granular organic fertilizers. But in order to improve quality, the following equipment may also be needed:

Screening machine: used to remove insufficiently decomposed or oversized material particles, ensuring the fineness and uniformity of the finished powdered organic fertilizer.

Blender: After fermentation is complete, if trace elements or other organic materials need to be added for mixing to adjust the nutrient ratio, a blender is essential.

4. Packaging equipment

Automatic packaging machine: used to automatically package powdered organic fertilizers that have been screened and mixed into bags according to the set weight.

Sewing machine or sealing machine: used to seal packaging bags, ensuring that finished products are not easily affected by moisture or scattered.

5. Auxiliary equipment and facilities

Conveyor belt or screw conveyor: used to connect material transportation between various processes.

Warehouse: Used for storing raw materials and finished products, as well as temporary storage of semi-finished products when necessary.

Particular attention

Although the equipment configuration of the powdered organic fertilizer production line is simpler than that of the granular production line, in actual operation, it is still necessary to strictly monitor the temperature, humidity and other parameters of the fermentation process to ensure that the organic materials are fully decomposed and treated harmlessly. In addition, environmental considerations are also an indispensable part, ensuring that the treatment of waste gas and wastewater from production lines complies with national and regional environmental regulations.

Overall, the core of a small-scale powdered organic fertilizer production line lies in efficient raw material pretreatment, precise fermentation control, and fine post-processing packaging to produce high-quality, safe, and environmentally friendly organic fertilizers.

Advantages of Roll Extrusion Granulator in Organic Fertilizer Production Line Granulation

fertilizer granulator Sep 27, 2024

The application of roller extrusion granulator in organic fertilizer production line has demonstrated multiple unique advantages, which not only improve granulation efficiency and product quality, but also reduce production costs and contribute to environmental protection. Here is a specific analysis of the advantages:

1. Wide applicability of raw materials

The roller extrusion granulation machine can effectively process a variety of organic materials, including but not limited to livestock manure, agricultural waste, urban household waste, industrial organic by-products, etc. It can adapt to raw materials with different degrees of dryness and wetness, making the sources of raw materials more extensive, increasing the flexibility and economy of raw material acquisition.

2. High strength of finished particles

By applying strong extrusion pressure to the raw materials, the roller extrusion granulation machine can generate particles with high density, high hardness, and resistance to breakage. This physical property makes the finished product more stable during storage, transportation, and application, reducing losses and improving efficiency.

3. Good molding rate and low energy consumption

This device requires almost no adhesive to be added during the granulation process, relying on the physical and chemical properties of the raw materials themselves to complete granulation, thus having a high molding rate. Meanwhile, due to the use of cold extrusion technology, there is no need for additional heating, resulting in significant energy-saving effects and a reduction in overall operating costs.

4. Self cleaning function

The roller extrusion granulator has a self-cleaning function during operation, which can automatically remove residues on the surface of the drum, ensuring a continuous and stable production process, reducing downtime for cleaning, and improving production efficiency.

5. Easy equipment maintenance

The structure of the roller extrusion granulator is relatively simple, and the main components such as the drum and mold are easy to replace and repair. Daily maintenance operations are convenient and fast, reducing maintenance difficulty and costs, ensuring long-term stable operation.

6. Environmentally friendly

This equipment produces low noise during the granulation process and has proper dust control, reducing pollution to the working environment and meeting the requirements of modern green production and environmental protection.

7. Strong adaptability and adjustable scale

Whether it is small-scale family farms or large-scale industrial production, there are corresponding models and configurations for roller extrusion granulators, which can meet the production needs of different scales and have high flexibility.

epilogue

In summary, the roller extrusion granulator has become an indispensable core equipment in organic fertilizer production lines due to its excellent technical characteristics and economic advantages. Its application not only improves the quality and production efficiency of organic fertilizer products, but also helps promote the sustainable development of the entire industry, which is a successful practice under the concept of modern agriculture and circular economy.

The benefits of using an organic fertilizer granulator to process bio organic fertilizers

fertilizer granulator Sep 27, 2024

The use of organic fertilizer granulators to process bio organic fertilizers has brought many benefits, which are not only reflected in improving the quality and efficiency of fertilizers, but also involve multiple aspects such as production efficiency, resource conservation, and environmental protection. The following are the main advantages of using an organic fertilizer granulator to process bio organic fertilizers:

1. Improve the quality and efficiency of fertilizers

Improving physical properties: The granulation process can enhance the physical stability of bio organic fertilizers, making them more resistant to pressure and moisture, extending storage life, and reducing damage during transportation.

Improving application convenience: Granular bio organic fertilizer is easier to achieve uniform sowing, ensuring even distribution of nutrients in farmland, facilitating crop root absorption, and improving crop growth efficiency and yield.

Increasing nutrient utilization efficiency: By controlling the temperature and humidity during the granulation process, it helps to maintain microbial activity, promote the proliferation of beneficial bacteria, and thus improve the decomposition rate of organic matter and nutrient release efficiency in fertilizers.

2. Enhance market competitiveness

Enhancing product value: Granular bio organic fertilizer has a neat appearance, uniform specifications, and is more likely to attract consumers, enhancing product image and brand awareness.

Expanding sales channels: Standardized product forms facilitate packaging and measurement, facilitate remote sales and international trade, and expand market coverage.

3. Realize resource recycling and environmental protection

Waste resource utilization: Using agricultural waste, livestock manure, and other materials as raw materials, bio organic fertilizer is produced through an organic fertilizer granulation mechanism, which not only solves the problem of environmental pollution but also achieves efficient recycling of resources.

Reducing dependence on chemical fertilizers: Promoting the use of bio organic fertilizers can help reduce the use of chemical synthetic fertilizers, lower the dependence of agricultural production on fossil fuels, reduce greenhouse gas emissions, and promote sustainable agricultural development.

4. Improve production efficiency and reduce costs

Labor saving: The granulation process is highly automated, significantly reducing labor input and improving production efficiency.

Reduce losses: Compared to powdered fertilizers, granular bio organic fertilizers have less loss during storage and transportation, reducing resource waste.

Optimization formula adjustment: Before granulation, the proportion of raw materials can be flexibly adjusted according to the nutritional needs of different crops, achieving refined production and improving the targeting and effectiveness of fertilizers.

summary

The application of organic fertilizer granulators has greatly promoted the development of the bio organic fertilizer industry, not only improving the quality and market acceptance of fertilizers themselves, but also promoting a virtuous cycle of agricultural ecological environment, reflecting the deep integration of modern agricultural technology and green development concepts. In the future, with the advancement of technology and the growth of market demand, organic fertilizer granulators will play a more important role in the production of bio organic fertilizers.

How to process granular organic fertilizer from cow manure using an organic fertilizer production line

fertilizer granulator Sep 24, 2024

Converting cow manure into granular organic fertilizer usually requires the use of a complete organic fertilizer production line, which includes multiple steps aimed at transforming raw cow manure into nutrient rich and stable granular fertilizer. The following is the specific processing flow and the main equipment required:

Collection and pretreatment of cow manure

Firstly, collect fresh or slightly dried cow manure from pastures or farms. Subsequently, preliminary screening and crushing are carried out to remove large debris and coarse hard objects, ensuring the smooth operation of subsequent processing machinery.

Solid-liquid separation

If the moisture content of cow manure is high, solid-liquid separation should be carried out first. This step can be carried out by using a screw extruder or centrifugal dewatering machine, with the aim of reducing the moisture content of cow manure for subsequent fermentation and granulation processes.

fermentation

This is one of the most critical steps, which involves adding appropriate microbial fermentation agents and placing cow manure into a fermentation tank or using a trough type turner for dynamic fermentation. This process converts organic matter in cow manure into easily absorbable forms, eliminates pathogens and weed seeds, and generates beneficial microbial communities. The fermentation time is generally several weeks, depending on the environmental conditions and fermentation technology.

smash

After fermentation, the cow manure is sent to an organic fertilizer grinder for crushing, which facilitates subsequent mixing and granulation. Common crushing equipment includes chain crushers, cage crushers, etc., which can crush fermented cow manure to a particle size suitable for granulation.

blend

In order to adjust the nutritional composition and improve the physical properties, it is necessary to add other organic matter or minerals, as well as trace elements, to the ground cow manure. Use a mixer to evenly mix these ingredients, ensuring consistency in the quality of each batch of fertilizer.

Granulation

Use an organic fertilizer granulator to process the mixed material into granules. There are various types of granulators, including drum granulators, disc granulators, and flat die granulators. The choice of type of granulator depends on factors such as raw material characteristics, required particle shape and size.

Drying and Cooling

Newly granulated fertilizers often have high humidity and need to be dried to the appropriate moisture content using a dryer. Then, the granules are cooled down using a cooling machine to prevent clumping and spoilage.

Screening and coating

Finally, use a screening machine to classify the particles by size, and any unqualified particles will be reprocessed. For some high-end products, a coating machine can also be used to cover a layer of film on the surface of the particles to improve the waterproof and slow-release effect of the fertilizer.

packing

Qualified organic fertilizer particles are weighed, packaged, labeled, and ready for sale using an automatic quantitative packaging machine.

Throughout the entire production process, it is also necessary to pay attention to environmental issues, such as installing dust removal equipment to reduce dust pollution, and treating wastewater generated during the production process with a wastewater treatment system to ensure the environmental compliance of the entire production line. Through the above steps, seemingly insignificant cow manure has been transformed into organic fertilizers with commercial value, which not only improves resource utilization but also promotes sustainable agricultural development.

Equipment configuration for small-scale organic fertilizer production lines suitable for breeding farms

fertilizer granulator Sep 24, 2024

The equipment configuration of a small-scale organic fertilizer production line designed for breeding farms should not only consider the high efficiency of waste resource utilization, but also pay attention to cost-effectiveness and environmental protection requirements. The following is a typical equipment configuration scheme for small-scale organic fertilizer production lines, especially suitable for small and medium-sized farms such as poultry or pig farms:

1、 Preprocessing equipment

Solid waste separator: used to separate the liquid portion from aquaculture waste, reduce the moisture content in subsequent processing stages, and improve efficiency.

Crusher: Grind the separated solid waste (such as chicken manure and pig manure) for easy mixing and fermentation.

2、 Fermentation equipment

Static stack fermentation system: suitable for small farms, assisted by natural ventilation and self-propelled turntables for biological fermentation.

Self propelled flipping machine: used for flipping and ventilation during stack fermentation, accelerating the fermentation process, improving fermentation quality and efficiency.

3、 Granulation and molding equipment

Granulator: The fermented organic material is processed into granules by an organic fertilizer granulator for easy storage, transportation, and use.

According to the actual situation, different types such as disc granulator and extrusion granulator can be selected.

4、 Post processing equipment

Drying machine: used for drying granules to ensure that the finished organic fertilizer reaches the appropriate moisture content.

Screening machine: Screen out particles that are too large or too small to ensure the uniformity of the product.

Packaging machine: Packaging finished organic fertilizers according to certain specifications for easy sales and storage.

5、 Auxiliary equipment and facilities

Conveying equipment: such as screw conveyors or belt conveyors, used for the transportation of materials.

Warehousing and logistics facilities: including raw material warehouses, finished product warehouses, and necessary handling tools.

6、 Control system

Automated control system: integrates temperature and humidity monitoring and control functions, optimizes the fermentation process, and improves product quality and consistency.

Configuration precautions

Environmental requirements: Ensure that the design and operation of the production line comply with local environmental regulations, such as waste gas, wastewater treatment, and noise control.

Energy efficiency: Prioritize equipment with low energy consumption and stable performance, and consider using clean energy sources such as solar power.

Flexibility: Considering the possibility of future business expansion, reserve appropriate adjustment space for later upgrades or renovations.

In summary, the equipment configuration of a small-scale organic fertilizer production line suitable for breeding farms should comprehensively consider the characteristics of raw materials, production goals, and environmental conditions, striving to find the best balance between cost control and product quality. Through scientific and rational equipment combination and process design, not only can the problem of livestock waste be effectively solved, but additional economic benefits can also be created, promoting the development of green circular agriculture.

Application of Chicken Manure Organic Fertilizer Crusher in Fertilizer Production Line

fertilizer granulator Sep 24, 2024

The chicken manure organic fertilizer crusher plays a crucial role in the fertilizer production line, as it is the key first step in converting collected chicken manure raw materials into usable organic fertilizers. This machine makes chicken manure easier to mix, ferment, and pelletize through fine grinding and crushing, greatly improving the efficiency of the entire production process and product quality. The following is a detailed introduction to the application of chicken manure organic fertilizer crusher in fertilizer production line:

Principles and working methods

Chicken manure organic fertilizer crushers usually use high-speed rotating blades or drum impact to crush chicken manure. When chicken manure enters the crushing chamber, it is crushed into smaller particles or powders by the force of high-speed rotating components. Some models are also equipped with screens to filter out larger fragments that do not meet the required particle size, ensuring that the output chicken manure particles are of consistent size and meet the needs of subsequent processes.

Application steps

Raw material pretreatment: Before entering the organic fertilizer crusher, chicken manure may need to undergo solid-liquid separation and preliminary drying to reduce its initial moisture content and avoid the formation of mud like substances during the crushing process, which may cause blockage or reduce crushing efficiency.

Crushing and processing: Pre treated chicken manure is sent to an organic fertilizer crusher for chicken manure, where it is cut or crushed at high speed to become fine particles. Crushed chicken manure is easier to mix and ferment because its surface area increases, which is beneficial for microbial attachment and metabolic activity.

Subsequent processing: Crushed chicken manure can be directly used to mix other organic or inorganic components for fermentation treatment; It can also be used as one of the raw materials to participate in the granulation process, forming granular organic fertilizers that are easy to store, transport, and apply.

Key advantages

Improving production efficiency: The use of organic fertilizer crushers for chicken manure significantly accelerates the pre-treatment speed of raw materials, providing high-quality basic materials for subsequent fermentation and granulation.

Ensuring product quality: The crushing process helps to remove impurities such as feathers, bones, and other non organic matter from chicken manure, while ensuring the uniformity of particle size, which is very beneficial for the uniform application of the final fertilizer and plant absorption.

Simplified operation process: The highly automated crusher reduces the need for manual intervention, lowers production costs, and improves the overall operational efficiency of the production line.

matters needing attention

Although the application of organic fertilizer crushers for chicken manure on production lines has brought many conveniences, the following points should be noted in practical operation:

Regular maintenance: The cutting tools or rollers of the crusher may wear out after long-term use and need to be checked and replaced regularly to maintain the crushing effect.

Safe operation: When operating the crusher, follow the manufacturer’s safety instructions, wear appropriate protective equipment, and prevent accidental injuries.

Environmental considerations: Noise and dust will be generated during the crushing process, so sound insulation and dust prevention measures should be taken to reduce the impact on the surrounding environment.

Overall, the application of chicken manure organic fertilizer crushers in fertilizer production lines not only solves the problem of chicken manure treatment, but also promotes the green development of the organic fertilizer industry, and is an important component of modern agricultural production and circular economy practices.

The links of the fertilizer production line for producing organic fertilizer from chicken manure

fertilizer granulator Sep 24, 2024

The process of producing organic fertilizer from chicken manure involves a series of delicate and systematic technological steps, from the initial collection of chicken manure to the packaging and delivery of the final organic fertilizer product, the entire process is called the organic fertilizer production line. The following are the main steps in producing organic fertilizer from chicken manure:

Chicken manure collection and initial treatment:

Collection: Collect fresh or dry chicken manure from the farm in a timely manner to avoid long-term accumulation that can cause odor and bacterial growth.

Preliminary screening: Remove non organic impurities such as plastics, stones, or other foreign objects from chicken manure to protect subsequent processing equipment from damage.

Solid liquid separation (suitable for chicken manure with high water content):

Using equipment such as spiral extruders or centrifugal dehydrators, the liquid and solid in chicken manure are separated to obtain dry chicken manure cake as raw material for subsequent processing.

Chicken manure crushing:

After drying, chicken manure is crushed by equipment such as chain crushers, hammer crushers, or cage crushers to turn it into small particles or powders for further fermentation and mixing.

Fermentation:

Mix the crushed chicken manure with other auxiliary materials (such as rice husk, straw powder, etc.) in proportion, add microbial fermentation agents, conduct high-temperature composting fermentation, decompose harmful substances, kill pathogens and parasite eggs, and generate beneficial microbial communities to improve fertilizer quality.

Flipping:

During the fermentation process, equipment such as trough type flippers or track type flippers are used to regularly flip materials to ensure oxygen supply, maintain appropriate temperature and humidity, promote microbial activity, and accelerate the fermentation process.

Screening:

After fermentation is completed, use vibrating screens and other equipment to screen the materials, remove large particles or incompletely decomposed residues, and ensure the uniformity and quality of the finished fertilizer.

Secondary crushing and mixing:

Grind the screened fertilizer again to achieve finer particle size; Then mix it thoroughly with appropriate additives (such as trace elements, humic acid, etc.) to adjust the proportion of nutrients and meet the specific needs of crops.

Granulation:

Use equipment such as drum granulators and extrusion granulators to make the mixed fertilizer powder into spherical or cylindrical particles, improving the convenience and aesthetics of fertilization.

Drying and cooling:

Freshly produced fertilizer granules are dried to remove excess moisture, and then cooled down using a cooling machine to prevent mold and spoilage during storage.

Grading and packaging:

Classify according to particle size, and return non-conforming products to the previous stage for reprocessing; Qualified products will be automatically measured, bagged, sealed and packaged for sale.

Quality inspection and storage:

The finished organic fertilizer needs to undergo strict quality inspection to ensure compliance with national standards; By implementing reasonable warehouse management, we can prevent secondary pollution and ensure the freshness and activity of our products.

Through this rigorous and orderly production process, chicken manure can be transformed into high-quality organic fertilizer, which not only realizes waste resource utilization, but also provides a green and healthy source of fertilizer for agricultural production, promoting the development of ecological agriculture.

How to treat feces and process organic fertilizer in a small-scale organic fertilizer production line

fertilizer granulator Sep 24, 2024

The process of processing manure and organic fertilizer in a small-scale organic fertilizer production line mainly includes several key steps: raw material pretreatment, fermentation, post-treatment, and finished product packaging. Below is a detailed introduction to this series of operational procedures:

1. Raw material pretreatment

Collection and classification: Firstly, it is necessary to collect animal manure from the farm, such as chicken manure, pig manure, or cow manure. For feces containing a large amount of padding or feed residue, they should be classified and screened first to remove impurities.

Crushing and mixing: Using a grinder to break down feces into small particles can help speed up fermentation. Afterwards, the crushed feces are mixed with other auxiliary materials such as straw powder and sawdust, and the C/N ratio (carbon nitrogen ratio) is adjusted to promote microbial activity and improve fermentation efficiency.

2. Fermentation

Fermentation method: Small organic fertilizer production lines often use a stack fermentation method, which involves stacking pre treated raw materials into strips and regularly flipping them through a self-propelled turner to maintain sufficient oxygen supply and uniform temperature. Fermentation tanks can also be used for closed fermentation, making it easier to control temperature and humidity.

Inoculate fermentation bacteria: Add specialized fermentation agents, such as high-temperature cellulose bacteria and fungi, to the raw materials. They can quickly decompose organic matter, produce high temperatures, and kill pathogens and weed seeds.

Fermentation cycle: The fermentation cycle varies depending on the conditions and generally lasts from 7 days to several weeks. During the fermentation process, the internal temperature of the raw materials can rise to 50 ℃~70 ℃, which helps with sterilization and maturation.

3. Post processing

Stacking and cooling: After fermentation is complete, use a turner to pile up the fermented raw materials and gradually cool them to room temperature.

Granulation: The cooled organic fertilizer is processed into granules by a granulator for easy storage and transportation. Disk granulator, extrusion granulator and other types can be selected.

Drying and screening: Granular organic fertilizer also needs to be dried to remove excess moisture, and then screened by a screening machine to obtain fertilizer particles of qualified size.

4. Finished product packaging

Measurement packaging: Use an automatic measurement packaging machine to quantitatively package the screened organic fertilizer particles. Common packaging specifications include 25kg and 50kg bags.

Finished product inspection: Before packaging, quality inspection of the finished product is required to confirm that all indicators meet the standards, such as organic matter content, pH value, moisture content, etc.

Storage and sales: Organic fertilizers that have passed inspection are stored and waiting for distribution or direct sales to farmers and gardening enthusiasts.

matters needing attention

Throughout the entire production process, it is necessary to pay attention to environmental hygiene, avoid pollution, and make reasonable use of water resources, save electricity, and achieve green production. In addition, for large or continuously produced small organic fertilizer production lines, exhaust gas treatment and wastewater treatment systems should also be equipped to ensure that the production process meets environmental standards.

Through the above series of detailed operational processes, small-scale organic fertilizer production lines can convert manure that was originally considered waste into valuable organic fertilizers, which not only solves environmental pollution problems but also promotes sustainable agricultural development.