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Roztwory z odpadów do nawozów

Why organic waste is the raw material of a fertilizer business

Organic waste is not a disposal problem; it is an unbalanced raw material. Fresh manure and food waste carry the nitrogen, phosphorus, potassium and organic matter that soil needs, but in a form that is too wet, too salty, too unstable and too smelly to sell. Composting fixes the instability, granulation fixes the handling, and drying fixes the storage. What is left is a uniform, bagged organic fertilizer that farmers buy season after season.

The economics work because the raw material is free or even paid for. A 5 t/h organic fertilizer line producing a 40 kg bag every few seconds converts a waste-handling cost into a product with a wholesale price. The variables that decide payback are the moisture of the incoming waste, the fermentation method, the fertilizer form (proszek lub granulat) and the level of automation.

Solutions by waste stream

Select the material closest to yours to see the recommended process route and equipment.

Cow dung & nawóz bydlęcy

Cow dung & nawóz bydlęcy

Dewatering, 7–15 day windrow composting, miażdżący, mieszanie, granulation and drying into organic pellets.

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Cow dung powder

Cow dung powder

A lower-investment route: dewater, ferment, crush, screen and pack compost as powder fertilizer without granulation.

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Kurczak & nawóz drobiowy

Kurczak & nawóz drobiowy

Nutrient-dense but wet and odorous; wysuszenie, fermentation and deodorising precede powder or pellet production.

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Poultry manure pellets

Poultry manure pellets

Disc granulation and rotary drying turn fermented poultry manure into 3–5 mm organic pellets.

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Żywność, market & green waste

Żywność, market & green waste

High-moisture organic waste needs in-vessel fermentation and secondary composting to become clean compost.

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Mixed farm waste

Mixed farm waste

Słoma, łodygi, crop residue and manure are blended to the right C/N ratio, then composted and granulated.

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The universal waste-to-fertilizer route

Odwodnić

A solid liquid separator lowers moisture from 80–90% to about 60–65%, cutting the volume that has to be turned, dried and shipped.

Ferment

Windrow turning or in-vessel aerobic fermentation raises the temperature above 55 °C for several consecutive days, killing pathogens and weed seeds and stabilising the organic matter.

Crush & blend

Cage mill or chain crushers reduce the compost below 3 mm; mixers blend in binders, kwas humusowy, trace elements or chemical nutrients.

Granulate

Dysk, bęben obrotowy, wet or double roller granulators form the powder into 2–5 mm pellets with a granulation rate up to 93%.

Suchy, cool, screen & coat

A rotary dryer brings moisture down to 12–14%, the cooler stabilises the pellet, the screener recycles fines and the coater prevents caking.

Pack & sell

Automatic weighing and bagging into 25/40/50 kg bags or jumbo bags, ready for retail or bulk delivery.

Which waste stream, which plant?

Waste streamMoistureKey first stepTypical fertilizer outputRecommended line
Cow dung75–85%Solid liquid separationOrganic powder or granulesWindrow turner + disc/drum granulation
Chicken manure60–75%Wysuszenie & deodorisingOrganic powder or pelletsFermentation tank + disc granulation
Pig manure slurry90%+Solid liquid separationOrganic fertilizer solids + liquid fertilizerSeparator + kompostowanie pokosowe
Horse manure with bedding50–65%Coarse crushing of beddingOrganic compost & pelletsGroove or self-propelled turner
Żywność / odpady rynkowe70–85%In-vessel fermentationClean organic compost, pelletsIn-vessel reactor + fermentacja wtórna
Słoma & pozostałości pożniwne15–25%Miażdżący, moisture adjustmentOrganic or bio-organic fertilizerStraw crusher + drum granulation
Sewage / organic sludge80%+Dewatering & bulking agentOrganic fertilizer granulesSeparator + windrow or in-vessel system

What you receive when you order a solution

  • Raw material assessment and recommended process route with moisture and C/N targets
  • Equipment list with capacity, power and footprint for each unit
  • Plant layout drawing and foundation drawing for your site
  • Manufacture, factory test and shipment of the complete line
  • Site installation, commissioning and operator training by Shunxin engineers
  • Spare parts list, maintenance schedule and long-term technical support

Często zadawane pytania

Which organic waste is easiest to turn into fertilizer?

Livestock manure, especially cow dung and chicken manure, is the easiest because it already has a balanced nutrient profile and a workable carbon/nitrogen ratio. Food waste and sludge are richer in moisture and need in-vessel fermentation plus a bulking agent before they behave like compost.

Can I start with a powder fertilizer line and add granulation later?

Tak, and many customers do. The composting, miażdżący, mixing and packing equipment is shared. When the market asks for pellets you add the granulator, suszarka, chłodnica, screener and coater, keeping existing machines in the same layout.

How much land does a waste to fertilizer plant need?

A 1–2 t/h line including windrow fermentation typically needs 800–1,500 m². A 5–10 t/h granule line needs 2,000–5,000 m², I 20 t/h and above with in-vessel fermentation usually requires 8,000 m² or more. We supply a layout drawing so you can confirm the land before ordering.

What capacity should I choose?

Calculate the daily waste available from your farm, feedlot or municipality first, then convert to hourly output assuming 8–10 working hours per day. Composting and fertilizer lines are usually sized slightly above that figure so seasonal peaks do not become a bottleneck.

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