Mill City Roasters 3Kg

• Small-batch coffee roasting for independent cafes and coffee shops.
• Speciality coffee production requiring precise roast profiling.
• Product development and sample roasting for larger operations.
• Educational settings for barista and roasting training.
• Home-based or micro-roaster businesses.

Typical capacity

For this model, a 3kg batch capacity is standard, suitable for small to medium production volumes.

Power supply

Units of this class commonly require a single-phase electrical supply for controls and motors, alongside a gas connection (LPG or Natural Gas) for the burner.

Heating method

Gas-fired burners are typical for achieving the necessary heat for coffee roasting.

Drum type

Double-walled drums are commonly featured, offering improved thermal stability and even heat distribution.

Control systems

Many roasters in this category are equipped with manual and/or digital controls for drum speed, fan speed, and burner output. Integration with roast profiling software like Cropster is often possible.

Chaff collection

An external cyclone for chaff collection is a common safety and operational feature.

Temperature probes

Multiple temperature probes (e.g., for Bean Temperature (BT), Exhaust Temperature (ET), and Ambient Temperature (AT)) are typically present for precise roast monitoring.

Footprint

While specific dimensions vary, 3kg roasters are generally compact, requiring a dedicated but relatively small operational space with adequate ventilation.

• What kind of gas supply does a 3kg roaster typically need?

  These roasters commonly operate on either Natural Gas or LPG (Propane). Buyers should confirm the specific gas type configured for the unit and ensure their site has the appropriate supply.

• Is specialist ventilation required for a coffee roaster?

• Can this type of roaster be integrated with roast profiling software?

• What maintenance is typically involved with a 3kg coffee roaster?

• What are the typical electrical requirements?

Used roasters are valued for their durability and cost effectiveness in food processing operations. Buyers typically prioritise even heat distribution, temperature control consistency, and robust construction when selecting secondhand units. Industry sentiment favours roasters from established manufacturers known for reliable performance. Key considerations include maintenance history, heating element condition, and capacity matching operational requirements. Well-maintained roasters often deliver dependable service across coffee roasting, nut processing, and other food applications, making them sound investments for processors seeking to minimise capital expenditure.

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