Petroncini

• Small to medium-scale coffee roasting operations.
• Speciality coffee shops looking to roast their own beans.
• Pilot plants for coffee product development.
• Artisan food producers expanding into roasted coffee.

Typical capacity

This unit is specified at 30kg per batch. For this class of equipment, batch sizes commonly range from 15kg to 60kg.

Power supply

Typically requires a three-phase electrical supply for motors and controls, commonly 400V, 50Hz in Europe. Gas supply (natural gas or LPG) is needed for the burner.

Heating method

Gas-fired, providing efficient and controllable heat for the roasting process.

Associated equipment

Units of this type commonly include a destoner and cooling tray. The inclusion of four silos for roasted coffee is a significant addition for post-roast handling.

Footprint

For a 30kg roaster with ancillary equipment like a destoner and silos, a dedicated area of approximately 15-25 square metres is typically required, including clearance for operation and maintenance.

Roasting time

Typical roast times for this capacity range from 12 to 20 minutes per batch, depending on the desired roast profile and bean type.

• What maintenance is typically required for a used Petroncini roaster?

  Regular cleaning of the roasting drum, chaff collector, and cooling tray is essential. Inspection of gas lines, electrical connections, and motor bearings should be part of a routine maintenance schedule. Replacement of wear parts, such as seals or belts, may be necessary over time.

• Can this roaster handle different types of coffee beans?

• What are the typical ventilation requirements?

• Is training usually needed to operate a roaster of this size?

• What is the benefit of including a destoner and silos?

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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