If you want to make round fertilizer pellets efficiently and at low cost, a system combining double roller granulation and polishing machine is one of the best solutions. This setup works especially well for dry composted manure granulation. When feeding compost with moisture lower than 20%, you can form smooth, spherical organic fertilizer pellets without drying or cooling. So, the total cost of a round ball compost granule making system from 1–20 TPH ranges between $50,000 and $300,000.

Can you make round organic fertilizer pellets with double roller granulation?

Yes, absolutely. The double roller granulator process forms dense, uniform compost fertilizer granules. Then using the fertilizer polishing machine after granulation improves the roundness of fertilizer granules. With this simple addition, your dry granulation system for composted manure processing can produce premium, spherical organic fertilizer pellets. Which are suitable for packaging and field application.

What is the design of a round ball fertilizer production line with dry extrusion granulation?

What is the design of a round ball fertilizer production line with dry extrusion granulation?

  • Dynamic Batching Machine: Ensures the correct proportion of raw materials.

  • Mixer: Thoroughly mixes the materials before granulation.

  • Double Roller Granulator: Compresses the mixture into granular form under high pressure.

  • Polishing Machine: Rolls the granules to improve their roundness.

  • Rotary Screener: Separates the pellets based on size, ensuring uniformity.

  • Bagging Machine: Packages the finished pellets for sale or distribution.

Moreover, according to your equipment, we can offer you customized roller granulation solutions for spherical organic fertilizer pellet making. Such as, you can add the drying system to quickly reduce moisture content, the fertilizer pellet coater to process bio fertilizer or slow-release fertilizers, and bucket elevators for better space utilization in smaller plants. Come to get your own compost granules production plan.

How much does the cost of a complete double roller granulation line for round ball organic fertilizer making?

The total round organic fertilizer production line price depends on your required capacity:

Capacity (T/H) Estimated cost (USD)
1-5 $50,000–$100,000
5-10 $100,000–$180,000
10-20 $180,000–$300,000

If your budget is limited, you can purchase just the roller granulators and polishing machine. This compact system still make round fertilizer pellets for market-ready.

Besides, there are also more systems for turning compost into organic fertilizer pellets in round shape in YUSHUNXIN. Such as, economical disc granulation line, industrial rotary drum granulation plan, stirring teeth pelletizing system for hard granule making, etc. Welcome to contact us for them immediately!

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