
Community Posho mill: Food security & family legacy
A compact Roff Posho mill can turn a village’s own maize into affordable meal, generate steady cash for the owner, and leave a business the next generation can grow. Discover...
Jan Jordaan |
MACHINES THAT DRIVE SUCCESS
Efficient, affordable and simple to run – the Roff Cassava Mill turns dried cassava roots into fine flour for food security and business growth.
Cassava is one of Africa’s most important staple crops. It grows easily in diverse soils, resists drought and requires minimal inputs. For many communities, cassava is the backbone of food security – but bulk processing has always been a challenge.
Roff now brings proven, reliable technology to cassava processing. Designed for simplicity and efficiency, our mill turns dried roots into fine cassava flour with minimal power, space and staff requirements.
*Dried, washed and peeled
500 - 750 kg/hr
50kW (100 A max)
Footprint: 9 m x 4 m x 3.6 m (L x W x H)
Suggested building size: 30 m x 10 m x 5.5 m
1 operator and 1 - 2 packers per shift
Lead time: 1 - 2 months
Installation time: 7 days
Roff LBX 122 Lump Breaker
Dried cassava roots are bag-fed and crushed, ensuring consistent size and smooth flow into the milling process.
Screw conveyor
Transports crushed cassava to the milling stage.
Roff SHM 845 Hammer Mill (30 kW)
The heart of the system: mills cassava into fine flour at 500–750 kg/h.
High-pressure pneumatic conveying
Transfers flour to dual cyclones for product separation.
Dual cyclones with airlocks
Flour is collected via dual bagging points, ensuring uninterrupted output. No dust filters required – reducing cost and maintenance.
High-pressure fan
Ensures effective pneumatic conveying, with low dust emission.
Maize millers are uniquely positioned to capture an emerging, high-margin opportunity by blending cassava flour into maize meal. Cassava is cheaper per kilogram than maize and has a neutral taste, so substituting 10–20 % cassava in maize meal lowers raw material costs. At the same time, it increases output volume and diversifies product lines—turning a commodity product into a composite flour with higher margins. In many markets, this composite flour is already accepted (or even mandated) in food programs, baking or snack industries. By leveraging your existing maize milling infrastructure, you can process cassava alongside maize, opening new markets, and boosting profitability per ton milled.
Practical answers for entrepreneurs and millers exploring cassava–maize composite flour.
Blending cassava flour into maize meal helps cut raw-material costs because cassava is generally cheaper to produce and process. It also stretches maize supply, diversifies your product line, and can increase margin per ton milled.
Many millers start with 10–20% cassava flour in maize meal. At this level, taste and texture are typically acceptable while savings become meaningful. Higher ratios may be possible depending on regulations and consumer preferences in your market.
In many Sub-Saharan markets, blended flours are familiar and, in some cases, encouraged for food-security programs and manufacturers. Local testing and clear labelling help drive acceptance.
Substituting cassava lowers your average input cost per ton and increases saleable output. For example, a 15% substitution can reduce cost while maintaining price, improving contribution margin per bag.
You need reliable cassava milling to achieve a fine flour, then controlled blending with your maize meal. If you already run a Roff maize mill, adding the Roff Cassava Mill lets you produce both inputs in-house for consistent quality and lower logistics costs.
Focus on product quality and market fit. Manage the following areas to de-risk blending and protect margins:
With good process control and QA (sieving, moisture checks, batch logs) most risks are minimized, and the financial upside of blending can be realised consistently.
Over 34 years of designing mills for local conditions. Proudly based in South Africa with a branch in Zambia.
Minimal technical knowledge required
Compact, power-efficient system
Build a profitable cassava flour business with confidence
Roff also offers turnkey maize milling plants designed for African conditions. From the compact R-40 for entrepreneurs, to the versatile R-70, and the high-capacity C-80, our maize mills deliver consistent quality and efficiency. Whether you’re starting small or scaling to industrial production, Roff has a solution that grows with your business.
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Yes, we ship to all countries in sub-Saharan Africa and other African countries.
It depends on where you are and how many orders we have in our queue, but the SP-1 can normally be shipped in 1 month from order. Delivery details will be confirmed on order.
Yes, we give introductory training during commissioning.
No, the mill was designed so that a technically-minded person could operate and maintain it.
No, but we will provide you or your lender with all the information needed.