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HomeProductsNPK blending plant
Custom fertiliser blending

NPK blending plant — produce your own fertiliser formulas

Gravimetric dosing component by component, stored recipes, homogeneous mixing and integrated bagging. From raw material intake to finished bag, in a single installation.

CustomCapacity
GravimetricDosing
UnlimitedRecipes
Per batchTraceability
G.EUROPELEC NPK blending plant for custom fertiliser production

From reseller to formula producer

Buying formulated fertiliser and reselling it means accepting whatever margin the producer leaves you — and whatever formulas they offer. Producing your own blends from simple raw materials changes both the economics and the commercial proposition.

An NPK blending plant receives basic raw materials — urea, DAP, phosphate, potassium chloride or sulphate, micronutrients — and combines them to the required formula. Each component is stored in its own hopper and dosed by weight, not by volume: the only method that guarantees the exact grade printed on the bag.

You can then answer a precise agronomic requirement: one formula for citrus, another for sugar beet, another for greenhouse horticulture. That is a commercial argument your reseller competitors do not have.

The production cycle, step by step

  • Intake and storage. Raw materials arrive in bulk or big bags and are distributed into storage hoppers by elevator or conveyor.
  • De-agglomeration. Caked components pass through the cage mill before dosing — essential for urea after storage.
  • Gravimetric dosing. The PLC calls up the selected recipe and doses each component on the scale to its exact set point.
  • Mixing. Weighed components are discharged into the blender, which homogenises the batch for a programmed time per formula.
  • Safety screening. A vibrating screen removes agglomerates and foreign bodies before packing.
  • Bagging. The finished blend goes to a bagging station for 25 to 50 kg bags, big bags, or direct bulk loading.

Programmable recipes and traceability

Each formula is stored in the Siemens S7-1200 PLC: components, percentages, mixing time. The operator selects the recipe on the touchscreen HMI and starts the cycle — no risk of manual dosing error.

The plant records for every batch: date and time, formula applied, actual weights dosed component by component, deviation from set point and total quantity produced. This production log is your proof of conformity in the event of an inspection or a customer claim on fertiliser grade.

Data is exportable and can be transmitted to our cloud supervision platform for remote monitoring and multi-site consolidation.

An installation sized to your production

There is no standard blending plant. Capacity, number of component hoppers, blender volume and packing method depend on your annual production, the number of formulas to manage and your site constraints.

Our engineering department carries out the full design: mass balance, layout, structure, installed power, conveying rates. You receive a technical file with layout drawings before any commitment.

We then deliver turnkey: manufacturing, site erection, connections, programming, production trials, operator training and post-start-up support.

Technical specifications

Every plant is custom sized. The values below describe the standard architecture.

ApplicationNPK fertiliser blending
DosingGravimetric, component by component
Components3 to 8 hoppers depending on formulas
RecipesProgrammable and stored
MixingProgrammable time per recipe
TraceabilityProduction log per batch
Upstream integrationLump breaker
Downstream integrationScreening + bagging
PackagingBags 25–50 kg / big bag / bulk
PLCSiemens S7-1200
HMITouchscreen — recipe selection
SupervisionCloud optional
DeliveryTurnkey
Warranty12 months

Applications & industries

Customer profiles for which we build blending plants.

Agricultural cooperatives

Produce formulas matched to members' crops instead of buying standard grades.

Input distributors

Widen the range with own formulas under your own brand.

Fertiliser producers

Add a blending line alongside base production.

Precision agriculture

Bespoke formulas based on soil analysis and per-plot requirements.

Export markets

Blending units for West Africa, delivered and commissioned on site.

Specialty fertilisers

Blends with micronutrients, inhibitors and low-percentage additives.

Gallery

G.EUROPELEC NPK blending plant — component hoppersGravimetric dosing system of the blending plantBlender and conveying on the fertiliser lineComplete NPK blending installation at a customer site

Frequently asked questions

What minimum capacity is viable?

It depends on your volume and on the price gap between raw materials and formulated fertiliser in your market. We carry out a sizing study with a return-on-investment estimate before any priced proposal.

How many different formulas can be managed?

The number of recipes stored in the PLC is practically unlimited. The real limit is the number of component hoppers installed, which determines how many raw materials are available at once.

Is the blend genuinely homogeneous?

Yes, provided component particle sizes are compatible. Grains of very different sizes segregate during handling whatever the blender. We advise on raw material selection and, if needed, add a sizing step.

Can micronutrients be added in small doses?

Yes, with a dedicated hopper and scale sized for the accuracy required on doses of a few kilos per tonne.

What is the lead time for a complete plant?

Allow 4 to 6 months from order to production, depending on plant size: design and drawings, workshop manufacture, site erection, programming and trials.

Do you install outside Morocco?

Yes. We deliver installations across North and West Africa, with our own erection and commissioning teams on site.

Need a quotation for your line?

Send us your product, throughput and bag format: we reply within 48 h with a technical proposal and a price.

Other G.EUROPELEC solutions

KSM-BD40 belt bagging machine

Belt metering for wet, sticky or non-homogeneous products, up to 40 t/h.

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Cage mill crusher

Breaks lumps in urea, soluble fertilisers and caked salts at 15 t/h.

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Turnkey bagging line

Complete line: screening, weighing and 25 kg bagging at 500 bags/h, AISI 304, Siemens PLC.

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