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Waste to Fertilizer Solutions
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Waste to Fertilizer Solutions

Manure, farm waste, food waste and organic sludge are a cost until they are processed — then they become a bagged product with a price. This hub explains how each waste stream is converted, which machines do the work and how to size the plant.

  • One process chain for every organic waste stream
  • Powder or granule fertilizer, 1–50 t/h
  • Designed around your material analysis, not a catalogue model

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 (powder or granule) 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 & cattle manure

Cow dung & cattle manure

Dewatering, 7–15 day windrow composting, crushing, mixing, 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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Chicken & poultry manure

Chicken & poultry manure

Nutrient-dense but wet and odorous; drying, 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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Horse manure & stable waste

Horse manure & stable waste

Bulky manure mixed with bedding; groove-type turners and in-vessel systems handle the volume.

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Food, market & green waste

Food, 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

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

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Wet slurry & lagoon waste

Wet slurry & lagoon waste

Solid liquid separation removes water first so the solids can be composted and the liquid reused.

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The universal waste-to-fertilizer route

Dewater

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, humic acid, trace elements or chemical nutrients.

Granulate

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

Dry, 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%Drying & deodorisingOrganic powder or pelletsFermentation tank + disc granulation
Pig manure slurry90%+Solid liquid separationOrganic fertilizer solids + liquid fertilizerSeparator + windrow composting
Horse manure with bedding50–65%Coarse crushing of beddingOrganic compost & pelletsGroove or self-propelled turner
Food / market waste70–85%In-vessel fermentationClean organic compost, pelletsIn-vessel reactor + secondary fermentation
Straw & crop residue15–25%Crushing, 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

Frequently asked questions

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?

Yes, and many customers do. The composting, crushing, mixing and packing equipment is shared. When the market asks for pellets you add the granulator, dryer, cooler, 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, and 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.

Inquiry

Tell us about your project

Send your raw material, target capacity and country. Our engineers reply within one working day with a process route, equipment list and budget.

We respect your privacy and will not share your information with other entities.

Ready to turn your waste into fertilizer?

Send us your raw material and target capacity — we will propose the process, the machines and the budget.

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