Organic fertilizer granulation production line
Turn Livestock Manure & Organic Waste into High-Nutrient Granular Organic Fertilizer – Eco-Friendly Agricultural Solutions
Customized Organic Fertilizer Granulation Production Line Overview
The industrial organic fertilizer granulation production line is a purpose-built integrated system that turns organic raw materials (chicken manure, pig manure, cow dung, crop straw, industrial waste residue) into eco-friendly granular organic fertilizer. It runs through fermentation, crushing, mixing, granulation, drying, and packaging—all with intelligent organic fertilizer granulation equipment—to handle full-process harmless treatment of organic waste and turn it into usable resources. The end product is uniform spherical granular bio-organic fertilizer. We can customize capacity (3,000–50,000 tons/year) to fit everything from small operations to large-scale runs, supporting sustainable agriculture.
Annual Production Capacity of Organic Fertilizer Granulation Production Line
Annual production capacity
Small-scale organic fertilizer granulation production line: 3,000–8,000 tons/year
Ideal for small farms, rural cooperatives, or new fertilizer businesses. It comes with low-investment organic fertilizer granulation equipment and takes up little space, so you can process local organic waste (livestock manure, straw) to meet local farm granular organic fertilizer needs. It’s cheap to start, easy to operate, and gets you a fast return on investment.
Medium-sized organic fertilizer granulation production line: 8,000–20,000 tons/year
Designed for medium enterprises with established markets and customers. It balances efficiency and quality, churning out steady batches of commercial-grade granular organic fertilizer to supply regional agricultural markets and bulk organic fertilizer distributors. You’ll get consistent particle quality and nutrient content every time.
Large-scale organic fertilizer granulation production line: 20,000+ tons/year
Built specifically for big agricultural groups and mature fertilizer manufacturers. It uses highly automated organic fertilizer granulation systems and smart control tech to mass-produce export-grade granular organic fertilizer (meeting EU, US, and Southeast Asia organic standards). It supports bulk granular organic fertilizer export and large-scale organic waste recycling projects.
Equipment Configuration of Organic Fertilizer Granulation Production Line
Equipment Configuration
1. Raw Material Reception & Pretreatment Area
- Moisture-proof organic raw material warehouse for granulation: Multiple three-dimensional warehouses (livestock manure, straw, slag) with sealed, moisture-proof, and ventilated designs. They come with accurate level sensors to monitor inventory in real time, ensuring a stable raw material supply for organic fertilizer granulation.
- Efficient conveying equipment for organic fertilizer production: Belt conveyors, bucket elevators, and other tools form a conveying network. We customize bandwidth and bucket capacity based on your production scale to keep raw materials flowing smoothly, cut loss and energy use, and maintain uninterrupted organic fertilizer production flow.
- Heavy-duty crusher for organic raw material pretreatment: Grinds large raw materials (straw, branches) into the right size to boost fermentation efficiency and ensure uniform organic fertilizer fermentation.
- Multi-layer vibrating screen for impurity removal: Filters out stones, metals, plastics, and other debris from raw materials. This ensures high-purity organic fertilizer feedstock, protects your equipment from damage, and guarantees product quality.
2. Compost Fermentation Area
Trough composting equipment for organic fertilizer fermentation: Made up of fermentation tanks (reinforced concrete), compost turners, and ventilation systems. Bottom ventilation pipes keep air distributed evenly, and compost turners regularly mix materials to speed up fermentation. We use temperature, humidity, and oxygen sensors plus a central control system to adjust conditions intelligently—this shortens fermentation time and improves organic fertilizer compost maturity and quality.
Wave-type fermentation equipment (optional): Great for businesses with plenty of space and tight budgets. Raw materials are piled into strips with bottom ventilation, then turned manually or mechanically. It’s low-cost and simple to operate, serving as a backup for small-scale organic fertilizer fermentation needs.
3. Crushing rea
Primary pulverizer for fermented organic material: A high-power hammer pulverizer with optimized rotors and hammers, plus adjustable screens. We pick the screen aperture based on your desired product size to ensure uniform crushing, laying the groundwork for organic fertilizer granulation.
Secondary pulverizer (optional) for high-end organic fertilizer: Airflow or ultra-fine pulverizers for high-end markets (flower, vegetable fertilizer) refine materials to 80–200 mesh or finer. This improves nutrient release and crop absorption, boosting high-end granular organic fertilizer competitiveness.
4. Mixing Area
Double-shaft paddle mixer for organic fertilizer blending: A large-scale mixer with stainless steel paddles and frequency conversion speed control. It ensures mixing uniformity of 95% or higher, providing nutritionally balanced organic fertilizer raw materials for granulation and keeping product quality stable.
Drum mixer (optional) for large-scale production: Perfect for continuous large-scale runs. The rotating drum tumbles materials to mix them, with large single-capacity and high efficiency. You can choose it alone or combine it with other mixers based on scale, formula, and budget—improving organic fertilizer production line flexibility.
5. Granulation Area (Core Equipment)
Disc granulator for organic fertilizer: Consists of a disc, bracket, and transmission system. The stainless steel disc rotates at an angle, and feeding/spraying devices work together. You adjust speed, angle, feeding amount, and spray volume to control particle size and shape. It’s easy to operate, has a high forming rate, and uses less energy—ideal for high-quality granular organic fertilizer production with different formulas and scales.
Drum granulator for organic fertilizer: Made of a cylinder (carbon steel/stainless steel), supporting wheels, and baffle wheels. Internal lifting plates enhance material tumbling, and binders are sprayed to clump materials into particles. Adjust parameters to control particle quality—it’s great for large-scale continuous organic fertilizer granulation with high efficiency, strong adaptability, and consistent results.
6. Drying Area
Rotary dryer for granular organic fertilizer: Includes a cylinder, lifting plates, transmission, and heating device. The tilted cylinder with optimized lifting plates uses multiple heating methods (steam, hot air furnace, gas) to dry particles. Adjust drying degree to keep product moisture at 10–20%, avoiding nutrient loss and particle damage. It has large capacity and fast drying speed—perfect for mass organic fertilizer granule drying.
Flash dryer for organic fertilizer granules: Uses hot air to fluidize and dehydrate materials, then purifies tail gas before discharge. It has high heat and mass transfer efficiency, dries fast, and maintains particle integrity while retaining nutrients—ideal for scenes needing high-efficiency organic fertilizer granule drying.
7. Cooling & Screening Area
Countercurrent cooler for granular organic fertilizer: Made of a body, cooling fan, and discharging device. Cold air and hot particles flow in opposite directions to cool particles to room temperature quickly, with uniform and stable discharge. It cools well, uses less energy, and enhances granular organic fertilizer stability and water resistance, preventing caking and deterioration.
Air-cooled cooler (optional): Simple structure with a fan, cooling air duct, and conveying device. It’s easy to operate and low-cost—great for small enterprises or those with basic cooling needs, meeting basic organic fertilizer granule cooling needs and cutting costs.
Multi-layer vibrating screen for finished product classification: A double-layer or multi-layer stainless steel screen with apertures based on finished product specs. It uses a vibration motor for efficient screening, removing unqualified particles. This ensures uniform, intact finished products and improves granular organic fertilizer qualification rate and market competitiveness.
8. Bagging Area
Automatic quantitative bagging machine for granular organic fertilizer: Quickly adjusts packaging specs to meet market needs, with ±0.2% metering accuracy. Every bag meets weight standards, reducing errors and boosting customer satisfaction—key for commercial granular organic fertilizer sales.
Palletising equipment for organic fertilizer packaging: Packaged products move to the palletizing area via belt conveyors. Choose automatic palletizing robots or mechanical palletizers to stack bags neatly—this makes warehouse storage and bulk granular organic fertilizer distribution much easier.
9. Dedusting Area
Pulse bag dust collector for eco-friendly organic fertilizer production: Installed in dust-heavy links (crushing, mixing, granulation) with 100–500㎡ filtration area and 0.8–1.5m/min filtration wind speed. High-temperature, corrosion-resistant filter bags with pulse jet cleaning keep emissions below 30mg/m³. It meets global environmental standards for organic fertilizer manufacturing, protecting the environment and your team’s health.
Cyclone dust collector (optional): Installed before links with coarse dust (like crushing) to pre-remove dust using centrifugal force. This reduces filter bag load, improves system stability and service life, cuts costs, and minimizes pollution and equipment wear for continuous organic fertilizer production.
Production Process of Organic Fertilizer Granulation Production Line
Production Process
1. Raw Material Receiving & Pretreatment for Organic Fertilizer Granulation
Organic raw materials get moved to the receiving area, inspected, and sorted. Qualified materials go to corresponding warehouses—large materials are crushed first, then screened to remove impurities. This lays the groundwork for organic fertilizer compost fermentation.
2. Organic Fertilizer Compost Fermentation
Pretreated materials go into the composting area (troughs or strip piles), mixed with microbial fermentation agents. We ventilate and turn the materials regularly, using sensors and a central control system to adjust conditions. This ensures proper fermentation, turning raw materials into high-quality mature compost.
3. Crushing of Fermented Organic Material
Fermented materials move to the primary crusher for initial crushing into small particles. You can add a secondary crusher to refine them to the required size, meeting organic fertilizer granulation raw material fineness requirements.
4. Mixing with Nutrient Additives
Crushed materials go into the mixer, where we add nitrogen, phosphorus, potassium, trace elements, and biological agents based on your formula. Mixing uniformity hits 95%+ to create nutritionally balanced materials—providing stable feedstock for high-quality organic fertilizer granulation.
5. Organic Fertilizer Granulation
Mixed materials are fed into disc or drum granulators. Adjust parameters to make particles of different specs—ensuring high granulation rates and good particle quality to meet diverse market granular organic fertilizer demands.
6. Drying of Organic Fertilizer Granules
The mixed materials are put into a disc or drum granulator, and different specifications of granules are made by adjusting the parameters to ensure the granulation rate and quality of the granules to meet market demand.
7. Cooling & Screening of Finished Granules
Dried granules are cooled with countercurrent or air-cooled coolers to boost stability, then screened with vibrating screens to remove unqualified particles. This ensures uniform, intact finished granular organic fertilizer.
8. Automatic Bagging & Palletising
Qualified granules move to automatic bagging machines, packaged to specified weights, sealed, and transported for stacking. This makes storage and transportation easy, ensuring efficient commercial granular organic fertilizer supply.
Raw Material Type of Organic Fertilizer Granulation Production Line
Raw material type
Livestock manure
Such as chicken manure, pig manure, cow dung, etc., rich in nitrogen, phosphorus, potassium and other large elements and organic matter, is an important raw material for organic fertiliser.
Industrial waste residue
Such as wine lees, vinegar dregs, sugar dregs and marsh residue contain a certain amount of organic matter and nutrients, which can be used as raw materials after proper treatment..
Crop Stover
Stover rich in cellulose, hemicellulose and lignin and other organic constituents, including maize stover, wheat straw and rice straw. It improves soil structure, permeability and water retention.
Green manure crops
Such as purple daffodil, alfalfa, mountain celery, etc., can fix nitrogen in the air, and their aboveground and underground parts are rich in organic matter and nutrients.
Peat soil
Containing a large amount of humic acid and organic matter, it has good water retention and permeability, and can improve soil fertility and buffering properties.
Finished Product Specifications of Organic Fertilizer Granulation Production Line
Finished product specifications
Appearance
The particles are uniform and round, without obvious lumps, impurities and odors. The color varies depending on the raw materials, mostly dark brown to black.
Nutritional content
Organic matter ≥45%, total nitrogen, phosphorus and potassium nutrients (N+P₂O₅+K₂O) ≥5%, containing appropriate trace elements and bioactive substances.
pH value
pH value 5.5 – 8.5, nearly neutral or slightly acidic, beneficial to the growth of most crops and soil microbial activities, improving soil physical and chemical properties.
Moisture content
10% – 20%, prevent particles from caking and deterioration, convenient storage, transportation and fertilization operations, and ensure fertilizer effect and utilization rate.
Schematic Diagram of Production Process of Organic Fertilizer Granulation Production Line
Production process diagram
Successful Cases of Organic Fertilizer Granulation Production Line
Successful Cases
A granular organic fertilizer processing plant in India
A granular organic fertilizer processing plant in Malaysia
An organic fertilizer granulation plant in South Africa
Contact Us Today For A Free Quote!
If you’re looking to build or upgrade a customized organic fertilizer granulation production line (small/medium/large-scale), our technical team will create a solution that fits your exact needs:
✅ Tailored organic fertilizer granulation line design based on your raw materials (livestock manure, crop straw, industrial waste residue) and production goals.
✅ Free cost-benefit analysis and industrial organic fertilizer granulation equipment quotation (disc/drum granulators, compost turners, dryers, screening systems, etc.).
✅ On-site testing with your raw materials to check granular organic fertilizer quality (nutrient content, particle uniformity, stability) and production efficiency firsthand.
Reach out now to turn organic waste into profitable high-quality granular organic fertilizer with our advanced production solutions!