Zhengzhou Gofine Machine Equipment CO., LTD

Transforming Fertilizer Performance with a Slow-Release Coating Production Line In modern agriculture, slow-release fertilizers (also known as controlled-release fertilizers) are becoming essential for improving nutrient efficiency, reducing application frequency, and minimizing environmental loss. To meet the growing demand for high-performance fertilizers, we provide a complete slow-release fertilizer granule coating production line, engineered for precision, reliability, and scalability.   We specialize in manufacturing fertilizer surface treatment and coating equipment, including rotary coating machines, automatic dosing systems, and anti-blocking conveyors, helping fertilizer producers upgrade their products with slow-release technology.   Project Example: 5 tons/hour slow-release fertilizer coating line for a urea plant Products: Polymer-coated urea (PCU) and sulfur-coated urea (SCU) Capacity: 5 tons/hour   Delivered Equipment: Rotary fertilizer coating machine (5 tons/hour, anti-corrosion lining) Coating material melt-mixing tank High-precision spray system Automatic feed conveyor with anti-stick design Dust and odor removal control device PLC control cabinet with temperature monitoring   Key Benefits of Slow-Release Fertilizer Coating Lines ✔ Increased fertilizer utilization rate (30–50% improvement) ✔ Reduced nitrogen leaching and volatilization ✔ Improved crop yield and soil health ✔ Extended nutrient release period (30–90 days) ✔ Enhanced product appearance and flowability ✔ Meets global standards for controlled-release fertilizers   What Is a Fertilizer Coating Production Line? A fertilizer coating production line is a post-treatment system installed after the granulation and drying process. Its purpose is to apply a protective or reactive liquid layer onto the surface of fertilizer granules (such as urea, NPK, or ammonium sulfate) to:   Control nutrient release rate Prevent caking during storage Improve water resistance Add micronutrients or bio-stimulants   (表格)   Application Scenarios Urea coating lines for polymer-coated or sulfur-coated urea (PCU/SCU) NPK fertilizer coating to improve storage and handling Organic fertilizer coating for odor control and slow-release Export-grade fertilizer production requiring value-added treatments Anti-caking systems for bulk blending (BB) fertilizer plants   We help fertilizer manufacturers upgrade their production lines with efficient, automated granule coating systems. Whether you need to coat urea, NPK, or organic fertilizer, our team will deliver a customized solution tailored to your capacity and formula.

The Challenge: Space Constraints in Feed Production Many fertilizer production plants, regardless of size, grapple with limited space due to:   High land costs Existing infrastructure restrictions Environmental regulations The need to increase production without costly relocation Traditional fertilizer production lines typically require extensive horizontal space for raw material storage, mixing, granulation, and product handling. This can result in: Inefficient material flow Increased labor requirements Production bottlenecks Higher operational expenses     The Solution: Vertical Integration with Extrusion Granulation The featured extrusion granulation production line offers a solution by integrating several key design elements:   Extrusion Granulation Technology: This dry granulation method uses pressure to compact raw materials into granules, eliminating the need for a drying process and reducing energy consumption. This extrusion granulation process is particularly suitable for NPK fertilizer production. Vertical Storage Silos: Implementing multiple vertical storage silos maximizes storage capacity within a minimal footprint. This space saving design is crucial for facilities with limited land. Optimized Plant Layout: The production line is designed for efficient vertical material flow, minimizing handling and maximizing space utilization. Benefits of the System:   Space Efficiency: Vertical silos drastically reduce the storage area's footprint. Reduced Energy Consumption: Eliminating the drying process associated with wet granulation significantly reduces energy costs. Improved Material Handling: Automated systems transport materials directly from silos to the granulator, reducing labor and material loss. Enhanced Granule Quality: Extrusion produces uniform, durable granules for improved handling and application. Scalability: The modular design allows for easy expansion to meet growing market demands.   Our client, a medium-sized compound fertilizer manufacturer, was facing growing demand but faced limited space. Its existing production line required a large floor space, resulting in inefficiencies and increased costs.   By adopting a space-saving extrusion granulation line with a vertical silo, this fertilizer granulation line achieved the following results: A 40% reduction in floor space: The new system significantly reduced the space required for production. A 25% increase in production capacity: Improved material flow and reduced downtime resulted in higher output. A 15% reduction in energy costs: The elimination of the drying step resulted in significant energy savings. Improved pellet quality: The extrusion process produced more uniform and durable pellets, resulting in higher product quality.   The Advantages of Vertical Storage Silos for Fertilizer Fertilizer silos are essential for efficient storage and handling of raw materials and finished products. Vertical storage silos offer several key benefits:   Maximized Space Utilization: They leverage vertical space for greater storage capacity in a smaller area. Protection of Product Quality: Sealed silos protect fertilizer from moisture, pests, and contamination, preserving nutrient content. Automated Material Handling: Silos facilitate automated loading and unloading, reducing labor costs and improving efficiency. Compliance: Proper storage in silos helps comply with environmental regulations by minimizing dust and runoff.   Conclusion An extrusion granulation production line with vertical storage silos provides a cost-effective and efficient solution for fertilizer manufacturers facing space limitations. By integrating these technologies, companies can minimize their operational footprint, increase production capacity, improve product quality, and enhance their competitiveness. This case study illustrates the tangible benefits of this approach, highlighting the potential for significant savings and improved performance in the fertilizer industry. For companies seeking to optimize their fertilizer production line and maximize their return on investment, this innovative solution is a compelling choice.

In 2025, Gofine Machine successfully helped a client with a profitable fertilizer plant project using our advanced fertilizer extrusion granulation production line. The client, a local agrochemical enterprise, wanted to expand their product portfolio by producing dust-free, uniform granular fertilizers from dry powder materials, without the need for complex drying systems.   After a thorough consultation and technical evaluation, we designed and delivered a 3–5 tons/hour dry granulation line, centered on our double roller extrusion granulator, which has proven to be the perfect solution for their NPK compound fertilizer production.   Project Highlights Production Capacity: 3–5 tons/hour Raw Materials: urea, ammonium sulfate, potassium chloride, fillers Granulator Type: Double Roller Granulator (Dry Granulation) Energy Saving: No drying or cooling required Finished Product: Oval/pillow-shaped fertilizer granules (3–5 mm) Plant Area: 800–1000 m²     Why the Client Chose Extrusion Granulation Unlike traditional wet granulation systems, the dry extrusion granulation process is ideal for small to medium-scale fertilizer plants. It offers: Low investment, high efficiency Simple operation and maintenance Stable nutrient composition in every granule No pollution or wastewater Granules suitable for automated packaging and transportation The client was especially impressed by the compact footprint and modular design of the plant, which allowed them to install it quickly and expand production in phases.     Equipment Included in the Solution The complete fertilizer extrusion granulation production line included: Batching System – Quantitative feeding of raw materials Horizontal Mixer – Uniform blending of nutrients Double Roller Granulator – Core machine for dry granulation Screening Machine – Separation of qualified and unqualified granules Return System – Reprocessing of oversized/recycled material Automatic Packing Machine – 25–50 kg bags for commercial sale We also provided electrical control cabinets, dust collection systems, and on-site installation support.     Start Your Own Fertilizer Plant with Our Proven Solutions Whether you're a fertilizer dealer, agrochemical supplier, or agricultural investor, our fertilizer extrusion granulation solutions can help you build a high-profit fertilizer business with minimal risk. If you are planning to start a fertilizer production project, please feel free to contact me!

As a leading fertilizer equipment manufacturer and fertilizer equipment supplier, we provide cutting-edge compound fertilizer production lines designed for optimal efficiency, superior product quality, and environmental sustainability. Our solutions are tailored to meet the diverse needs of modern fertilizer production, from small-scale operations to large-scale industrial plants.   What is Compound Fertilizer and Why Granulation? Compound fertilizers, containing a balanced mix of essential nutrients like nitrogen (N), phosphorus (P), and potassium (K), are crucial for promoting healthy plant growth and maximizing crop yields. Granulation transforms powdery or crystalline fertilizer materials into uniform, free-flowing granules。 Fertilizer companies using powder granulation often struggle with: Inconsistent Granules: Uneven size, dust, weak granules, and variable nutrient content. Inefficient Production: High energy use, material waste, caking, and scaling up production. Material Challenges: Raw materials vary in quality, are hard to combine, or sensitive to moisture. Equipment Issues: Blockages, wear, and difficulty producing good quality tablets. Safety & Environment: Dust explosions, corrosion, and emissions.   Our Compound Fertilizer Granulation Production Line: A Comprehensive Solution Our compound fertilizer production lines are meticulously engineered to deliver exceptional performance and reliability, incorporating advanced technology and robust construction.   A typical production line includes the following key stages: 1. Raw Material Handling & Preparation: Powder Elevator/Fertilizer Elevator: Efficiently lifts raw materials to the required height for processing. 2. Belt Scale/Batching System: Accurately weighs and proportions raw materials according to the desired fertilizer formulation. 3. Size Reduction & Mixing: Fertilizer Crusher/Vertical Crusher: Crushes large lumps of raw material into smaller, manageable sizes. Fertilizer Mixer/Double Shaft Mixer: Thoroughly blends the raw materials to ensure a homogenous mixture. 4. Granulation: Fertilizer Granulator/Rotary Drum Granulator/Disc Granulator: Converts the mixed materials into uniform granules. We offer a variety of granulators to suit different production needs and material characteristics, including: Rotary Drum Granulator: Ideal for large-scale production with high output and stable operation. Disc Granulator (Pan Granulator): Cost-effective solution for small to medium-scale production with a high granulation rate. Double Roller Extrusion Granulator: Energy-efficient dry granulation method suitable for producing NPK and other compound fertilizers. 5. Drying & Cooling (If Required): Fertilizer Dryer/Rotary Drum Drying Machine: Removes excess moisture from the granules to improve their storage stability. Fertilizer Cooler/Rotary Drum Cooling Machine: Cools the granules after drying to prevent caking and improve handling. 6. Screening & Coating: Fertilizer Screener/Rotary Screen Machine: Separates the finished granules from oversized and undersized particles, ensuring a consistent product size. Coating Machine: Applies a coating to the granules to improve their handling characteristics, prevent caking, and control nutrient release. 7. Packaging: Automatic Weighing and Packaging Machine/Double Station Packing Machine: Accurately weighs and packages the finished fertilizer into bags for distribution. Optional: Automatic Palletizing System: Stacks the fertilizer bags onto pallets for efficient handling and storage. 8. Dust Control: Dust Removal System/Baghouse Dust Collector: Captures dust generated throughout the production process to maintain a clean and safe working environment.   Benefits of Choosing Our Compound Fertilizer Granulation Line Customizable Solutions: We tailor our production lines to meet your specific requirements, considering factors such as raw materials, desired output, and budget. High-Quality Equipment: We use durable materials and advanced manufacturing techniques to ensure long-lasting performance and minimal downtime. Automated Control Systems: Our PLC-based control systems provide precise monitoring and control of the entire production process, maximizing efficiency and minimizing waste. Energy Efficiency: We incorporate energy-saving technologies to reduce operating costs and minimize environmental impact. Comprehensive Support: We offer a full range of services, including installation, commissioning, training, and ongoing technical support.   Customers have reported that our new compound fertilizer production line has significantly increased production capacity while improving fertilizer quality. The automated system is easy to operate and the support team is excellent.   As a leading fertilizer equipment supplier, we are committed to providing customers with high-quality, innovative and reliable solutions. Our experienced team of engineers and technicians can help you choose the right equipment for your specific needs and provide comprehensive support throughout the process from design and installation to training and maintenance. Partner with us to meet your fertilizer equipment needs Contact us today to discuss your compound fertilizer granulation production line needs and learn how we can help you optimize fertilizer production and achieve your production goals.   客户现场

The new organic fertilizer stirring tooth granulator is an advanced equipment that adopts wet granulation technology. It uses the high-speed rotating mechanical stirring force and the resulting air power to continuously achieve mixing, granulation, spheroidization, and densification of fine powder materials in the machine, and finally form uniform spherical particles. This granulation method breaks through the limitations of traditional organic granulation technology. There is no need to dry and crush the raw materials before granulation. Spherical particles that meet the standards can be processed directly by mixing the ingredients, which greatly reduces energy consumption and production costs.   Compared with traditional granulation equipment, the new stirring tooth granulator has the following significant advantages: High granulation rate: sphericity of particles ≥ 0.7, adjustable particle size range 0.3-5mm, granulation rate of more than 90%, and adjustable parameters. Energy saving and environmental protection: The allowable range of raw material moisture content is wide (20-40%), and organic matter can be directly granulated after fermentation, eliminating the drying process, and the energy saving effect is significant. Strong adaptability: It can process all kinds of organic waste, including livestock and poultry manure, crop straw, sludge, etc., to achieve pure organic granulation. Easy operation: The particle size can be flexibly controlled by adjusting the material mixing amount and the spindle speed. The lower the mixing amount and the higher the speed, the smaller the particles, and vice versa. Convenient maintenance: The equipment has a reasonable structure design, is sturdy and durable, has a long service life, and is simple for daily maintenance.   Application range The new organic fertilizer stirring tooth granulator has a wide range of raw material adaptability, can efficiently process various types of organic waste, and realize resource utilization. Its main application raw materials include: Livestock and poultry excrement: chicken manure, pig manure, cow manure and other livestock excrement, which can be directly granulated after fermentation treatment. Agricultural waste: crop residues such as straw, rice husks, and pomace, which are converted into high-quality organic fertilizer through fermentation. Industrial organic by-products: food and pharmaceutical industry by-products such as alcohol grains, monosodium glutamate residues, and drug residues. Urban organic waste: organic components such as kitchen waste and garden waste that have been sorted and processed. Other organic materials: peat, sludge, lignite, cake fertilizer and other raw materials rich in organic matter. It is particularly worth mentioning that this equipment is not only suitable for organic fertilizer production, but also can be used in the field of feed processing, such as granulation of mixed feed such as corn flour, bean powder, and grass powder. This versatility greatly improves the return on investment of the equipment and creates more profit possibilities for users.   Complete process flow of organic fertilizer pellet plant: from raw materials to finished products Establishing a complete organic fertilizer pellet production line requires systematic planning of each process link and equipment selection. An organic fertilizer pellet plant based on an agitator granulator usually includes the following main process flow and equipment composition:   1. Raw material pretreatment Fermentation equipment: trough compost turner or chain plate compost turner, used for aerobic fermentation and maturation of raw materials. 2. Crushing equipment: semi-wet material crusher, to handle large pieces of raw materials after fermentation. 3. Batching and mixing Batching system: electronic dynamic batching scale, to accurately control the proportion of various raw materials. Mixing equipment: double-shaft mixer or horizontal mixer to ensure uniform mixing of materials. 4. Granulation process Core equipment: agitator granulator, to make the mixed materials into spherical particles. 5. Conveying equipment: belt conveyor, to connect the material flow between each process. 6. Granule drying and cooling treatment Drying equipment: drum dryer, to reduce the moisture content of the granules (depending on the process requirements). Cooling equipment: drum cooler to prevent the finished product from caking due to excessively high temperature. 7. Screening equipment: drum screener to separate qualified and unqualified particles. 8. Coating equipment: rotary drum coating machine to improve product appearance quality and anti-caking performance (optional). 9. Packaging and storage Packaging equipment: an automatic quantitative packaging machine to complete finished product metering and packaging. Storage system: a well-ventilated warehouse to ensure product storage quality.   For organic fertilizer plants of different sizes, equipment configuration can be flexibly adjusted. Small plants (annual output of less than 10,000 tons) can adopt a simplified process, focusing on fermentation, crushing, mixing, granulation and packaging equipment; medium-sized plants (10,000-50,000 tons) are recommended to be equipped with a complete pre- and post-processing system; large plants (more than 50,000 tons) should consider full-line configuration with a higher degree of automation, and may add secondary fermentation, aging and other processes.   If you are interested in the new organic fertilizer agitator granulator, or need to customize an organic fertilizer production line solution that suits your production needs, please feel free to contact us! Our technical team will provide you with one-on-one professional consultation, from equipment selection, process design to installation and commissioning, and after-sales maintenance, to help your project operate smoothly and profitably.    

We are pleased to announce that our Middle East customer's fertilizer production project has been running smoothly recently. This small fertilizer production line uses a double-roll extrusion granulator with a pellet polishing machine to produce high-quality 2-6mm spherical fertilizer pellets. Thank you for your trust in Gofine. The introduction of this set of fertilizer equipment has helped customers greatly improve the efficiency and pellet quality of fertilizer pellet production. Meet the market demand for high-quality fertilizers.   How to produce high-quality fertilizer granules Introduction to the double-roll extrusion granulator This granulator adopts a dry extrusion granulation process, which can quickly extrude powdered raw materials into granular materials at room temperature. Common raw materials are usually potassium chloride, MAP, DAP, organic fertilizer, compound fertilizer, etc. The extruded granules are of uniform size and solid. The output can reach 1-3 tons per hour, which greatly improves the production efficiency of fertilizers.   Granule Rounding Machine The extruded granules are uniformly oblate. This fertilizer equipment can help you get the ideal granule shape if you need to turn the granules into round balls. The rounding machine is divided into first-stage rounding, second-stage rounding, and third-stage rounding. The granules in the polishing machine are effectively removed by rotation and centrifugal force, making the outer edge of the granules round and smooth. This processing process greatly improves the market competitiveness of fertilizer granules. The combination of the extrusion granulation process and particle polishing technology not only reduces the input cost but also effectively improves the particle effect. This new fertilizer production line combination is widely used in small and medium-sized fertilizer plants. We look forward to cooperating with more customers to provide you with efficient and high-quality fertilizer production solutions. If you want to know more detailed equipment information, please feel free to contact me. I will provide the best solution design based on your output and needs!

Biological fertilizer granulator is a kind of equipment specially used to process biofertilizer raw materials into granular fertilizer, which is widely used in agriculture and horticulture.   What is biofertilizer? Biofertilizer is a new type of fertilizer, mainly composed of beneficial microorganisms and organic matter, designed to improve soil quality and promote plant growth. Its main features and functions include: Ingredients: Biofertilizer contains a variety of beneficial microorganisms, such as nitrogen-fixing bacteria, phosphate-solubilizing bacteria and other microorganisms that promote plant growth. These microorganisms can reproduce in the soil and improve the soil's microecological environment. Functions: Improve soil fertility: Biofertilizer can increase the organic matter content in the soil, promote the release and conversion of nutrients, and thus improve the fertility of the soil. Promote plant growth: By improving the root environment, enhancing the plant's ability to absorb water and nutrients, and promoting plant growth and development. Disease prevention and control: Some microorganisms have the effect of inhibiting pathogens, thereby reducing the occurrence of plant diseases. Environmental characteristics: Biofertilizer is a sustainable fertilizer option that can reduce the use of chemical fertilizers and reduce pollution to the environment. Scope of application: Biofertilizer is suitable for a variety of crops and soil types, especially in organic agriculture and ecological agriculture. In short, biological fertilizer helps improve soil quality and promote healthy plant growth by utilizing the natural functions of microorganisms, and is an important fertilizer choice in modern agriculture.   Application fields Bio-fertilizer granulators are widely used in the following fields: Organic agriculture: Provide high-quality bio-fertilizer for organic crops. Gardening: Used to promote the growth of flowers, fruit trees and other plants. Soil improvement: Improve soil structure and increase soil fertility. In short, bio-fertilizer granulators are an indispensable and important equipment in modern agriculture, which can effectively improve the production efficiency and quality of fertilizers.     Working process of biological fertilizer The working principle of the biological fertilizer granulator mainly includes the following steps: Raw material preparation: Mix the fermented organic materials and microbial agents to ensure uniform composition. Granulation process: The mixed materials are sent to the granulator, and the materials are pressed into granules by mechanical pressure. Drying and cooling: The granules are dried at a low temperature in the dryer to remove excess moisture, and then the temperature is lowered by the cooler to ensure the quality of the granules. Sieving and packaging: The screening machine screens the crushed granules, and the qualified granules are sent to the packaging system for metering and packaging.     Types of biological fertilizer granulators The types of biological fertilizer granulators mainly include the following, each of which has its own unique characteristics and applicable scenarios: Disc granulator: Suitable for small-scale production, simple operation, suitable for home or small farm use. The material rolls on the disc surface to form granules by tilting and rotating the disc. Drum granulator: Suitable for medium-scale production, using the rotation and tilt of the drum to make the material tumble continuously in the drum to form granules. This equipment is usually used for larger-scale biological fertilizer production. Wet granulator: By adding an appropriate amount of water or adhesive, the material is easier to form during the granulation process, which is suitable for processing raw materials with high humidity. Double-roll extrusion granulator: The material is squeezed into granules through two relatively rotating rollers, suitable for the production of high-density granules, and is usually used in occasions where high-strength granules are required. Flat die granulator: Suitable for small and medium-sized production, using the pressing action of the flat die to press the material into granules, suitable for the processing of a variety of raw materials. Ring die granulator: Suitable for large-scale production, it can efficiently press materials into granules and is usually used in industrial production. Each granulator has its specific application areas and advantages. The selection of suitable equipment should be based on comprehensive considerations such as production scale, raw material type and granule requirements.   If you are interested in our fertilizer equipment, please feel free to contact me!

In modern agricultural production, organic fertilizer granulation production line has become a key equipment system for efficient treatment of organic waste and production of high-quality organic fertilizer. Our organic fertilizer granulation production line adopts advanced technology and integrates a full set of equipment such as diesel-powered drivable compost turner, feeder, crusher, mixer, roller extrusion granulator, screening machine and packaging machine, providing customers with a one-stop organic fertilizer production solution. This production line can not only efficiently process a variety of organic raw materials such as livestock and poultry manure, crop straw, kitchen waste, etc., but also produce high-quality organic fertilizers with uniform particles and balanced nutrients through scientific proportioning and fine processing. It has the characteristics of high productivity and low energy consumption.   Organic fertilizer granulation production line process flow 1. Raw material pretreatment stage The diesel-powered drivable compost turner is the core equipment of the first process of the production line. This drivable compost turner uses diesel power, is flexible to operate, and can effectively accelerate the fermentation process of raw materials. Customer feedback shows that compared with traditional compost turning equipment, our diesel-powered compost turner has increased working efficiency by 35% and is easier to operate. After the raw materials are fully fermented, they are evenly transported to the next process by the feeder. Our intelligent feeding system can accurately adjust the feeding speed according to production needs to ensure stable operation of the production line. 2. Crushing and mixing process The crusher crushes the pretreated raw materials to ensure uniform particle size. The equipment uses special alloy cutters with strong wear resistance and long service life. According to customer production data, our crusher can process 3-5 tons of raw materials per hour, and the energy consumption is lower than the industry average. The crushed raw materials enter the mixer for full mixing. This step can add necessary nutrients for formula adjustment. The mixing uniformity of our double-shaft mixer reaches more than 98%, ensuring the quality consistency of the final product. 3. Core granulation process The double-roll extrusion granulator is the core equipment of the organic fertilizer production line. It adopts advanced dry granulation technology and can form high-density granules without adding adhesives. The actual use of customers shows that the granules produced by our double-roll granulator are high in strength, not easy to break, and the granulation rate is stable at more than 95%. The equipment has the following significant advantages: Low energy consumption: 30% energy saving compared with traditional granulation methods High output: single machine production capacity can reach 2-8 tons/hour Strong adaptability: can handle a variety of organic raw material combinations Easy maintenance: modular design, easy maintenance 4. Screening and packaging process The granulated products enter the screening machine for grading, and unqualified particles are automatically returned for re-granulation to ensure the quality of the finished product. Our drum screening machine adopts variable frequency speed regulation, which can be flexibly adjusted according to different particle size requirements. Finally, the packaging machine automatically packages the finished organic fertilizer according to the set weight. The equipment supports a variety of packaging forms, with a metering accuracy of up to ±0.2%, which greatly improves the packaging efficiency and accuracy.   After using our full set of organic fertilizer granulation production line, the customer's production efficiency has been significantly improved Daily processing capacity: increased from 30 tons to 80 tons Labor cost: reduced by 60%, only 3 people are needed to operate the entire production line Reduced energy consumption: comprehensive energy consumption decreased by 25% Product quality: the moisture content of granular organic fertilizer is controlled below 12%, and the granule strength is increased by 40% Our organic fertilizer granulation production line has successfully helped many customers realize the resource utilization and efficient transformation of organic waste with advanced process design and reliable equipment performance. Whether it is a livestock and poultry farm, an agricultural cooperative or a professional organic fertilizer production enterprise, this complete set of organic fertilizer granulation production line can provide you with efficient organic fertilizer production solutions. If you are looking for efficient, stable and energy-saving organic fertilizer production equipment, please feel free to contact me. We will provide the most suitable equipment configuration plan and technical support according to your specific needs.