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In Africa, a flour mill is the core asset for many entrepreneurs. However, facing the local power conditions and climate, how do you avoid the dilemma of "buying it but not using it well"? Here is a streamlined practical guide on operation and selection.
● Dual Power Insurance: Given the unstable power grid in some areas, it is recommended to choose models equipped with diesel engines or supporting PTO (Power Take-Off). This ensures continuous production during peak blackout times, allowing you to seize market opportunities.
● Moisture Control & Cleaning: High humidity can cause screen clogging. Always check raw grain before starting; dry it if necessary. Crucially, strictly forbid metal foreign objects from entering the machine. It is advisable to install magnets at the feed inlet to prevent iron nails or stones from damaging the grinding rollers.
1. No-Load Start: Never start with material inside. Let the machine run idle for 1-2 minutes first. Only gradually feed material evenly after confirming stable operation with no abnormal noise.
2. Strict Load Control: Feeding should be progressive. If you notice excessive current or abnormal sounds, immediately reduce the feed rate to prevent motor burnout.
3. Shutdown Cleaning: This is the most critical step. After finishing work, you must stop feeding and let the machine continue running for 5-20 minutes to discharge all residual flour. This effectively prevents residual material from absorbing moisture and molding, protecting the screens from corrosion.
● Conditioning Process: Do not dry mill directly. Wheat that has undergone "conditioning" (adding water to adjust moisture) develops a tougher bran and softer endosperm. This makes it easier to separate bran from endosperm during grinding, significantly improving flour whiteness and extraction rates.
● Flexible Adjustment: Depending on local dietary habits (such as making Ugali or bread), flexibly control flour fineness by adjusting the roller gap and changing screens with different mesh sizes.
● Material is King: Prioritize equipment with high-carbon steel rollers and stainless steel contact parts to withstand hard wheat and sand impurities.
● Service Radius: Before purchasing, always confirm if the supplier has a local spare parts warehouse (e.g., for screens, belts). The convenience of obtaining parts guarantees business continuity far more than a simple low price tag.
