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Haiyun Flour Milling Systems

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Flour Mill Feasibility Study: What a Real One Must Contain

The seven sections a credible flour mill feasibility study needs — demand analysis, wheat supply, technical design, capital cost, operating cost, financial model and risk — and the assumptions that most studies get wrong.

By Haiyun engineering desk Updated 2026-11-07 9 min read

Key takeaways

  • Most feasibility studies fail on demand analysis — they use national statistics instead of the radius you can actually deliver to.
  • Model at 60–70% utilisation in year one, not 100%. If the project only works at full capacity it does not work.
  • Wheat supply security is a harder constraint than demand. A mill without reliable wheat is a warehouse.

Section 1 — Demand analysis (the one that matters)

Not national flour consumption. Your distribution radius.

Question Why
How many bakeries within 150 km? Direct buyers
What do they pay now, and to whom? Price benchmark
What is their current supply reliability? Your entry point
How many households buy flour retail? Retail channel
What are the import barriers and duties? Competitive floor
Who are the incumbents and what is their spare capacity? Real competition

The last question kills more projects than any other. If three mills within your radius are running at 60% capacity, they will cut price rather than lose share.

Section 2 — Wheat supply

Question Why
Where will wheat come from, season by season? Continuity
What is the price history over 5 years? Volatility risk
What is the quality (protein, moisture, impurity)? Extraction rate
Can you contract forward? Cost certainty
What storage do you need? 30–45 days minimum
Is import required, and at what duty? Cost floor

A mill that sources wheat opportunistically will have a 6-point extraction swing between loads. That is a 6% revenue swing on 80% of your cost base.

Section 3 — Technical design

Must include:

  • Flow sheet with passage count
  • Cleaning line with machine list
  • Sifter area calculation
  • Power budget
  • Building dimensions
  • Storage capacities
  • Utility requirements (water, air, effluent)

If a feasibility study says “a 60 t/d flour mill” without a flow sheet, it has not been designed — only specified.

Section 4 and 5 — Capital and operating cost

Capital must include the second 55%: building, electrical, installation, working capital.

Operating must be built bottom-up from local prices, not from a template.

Section 6 — Financial model

Build three scenarios:

Scenario Utilisation year 1 Wheat price Flour price
Base 65% Current Current
Downside 45% +10% Current
Upside 85% Current +3%

If the downside scenario cannot service debt, the project is fragile regardless of the base case.

Include:

  • Monthly cash flow for 24 months (construction + ramp-up)
  • Working capital cycle
  • Debt service coverage ratio
  • Break-even utilisation
  • Sensitivity table on wheat and flour price

Section 7 — Risk register

Risk Mitigation
Wheat price spike Forward contracts, multi-origin blending
Demand shortfall Phased capacity, contract milling
Power interruption Generator, UPS on controls
Key staff departure Cross-training, documented procedures
Equipment failure Spares inventory, service agreement
Regulatory change Early permitting, compliance design

The five assumptions that sink studies

1. 100% utilisation in year one. Reality is 50–70%.

2. National demand figures. Your market is a radius, not a country.

3. Wheat at today’s price forever. Model +20% at minimum.

4. Equipment cost as project cost. It is 35–45%.

5. Ignoring incumbent spare capacity. The cheapest competitor sets your price.

A simple sanity test

Before commissioning a study, answer these three questions:

  1. Who are the five bakeries that will buy from me next month, by name?
  2. Where does my wheat come from in month 7, after the harvest is sold?
  3. What happens to my numbers if flour price falls 8%?

If you cannot answer all three, the study will produce a document rather than a decision.

Answers

Questions on this topic

Straight answers to the questions engineers and mill owners actually ask us during plant sizing. If your case is not covered, send the wheat specification and your target tonnage.

Ask an engineer →
How long does a flour mill feasibility study take?
Four to eight weeks for a proper one with field research. Consultants who deliver in a week are usually assembling published statistics rather than doing primary research.
How much does a feasibility study cost?
USD 8,000–35,000 depending on scope and whether primary market research is included. It is the cheapest part of the project and the one that saves the most.

Next step

Send your tonnage. Get a flow sheet in 12 working hours.

Send us: daily capacity target, wheat type and quality, available building dimensions, and local power supply. We reply within 12 working hours with a preliminary flow sheet, equipment list and budget range — no obligation.