Hamerel - Vintage 1965 Hamerel 15Kg Ball Roaster

• Roasting cocoa nibs for chocolate production.
• Small-batch coffee roasting for specialty cafes or producers.
• Developing roast profiles for various bean types.
• Pilot plant operations for new product development.
• Artisan food production requiring precise thermal processing.

Typical capacity

For this class of roaster, batch capacities commonly range from 10kg to 25kg.

Power supply

Units of this type typically operate on a 3-phase electrical supply, with control circuits often requiring single-phase.

Heating method

Roasters in this category commonly utilise natural gas or LPG for the primary heat source.

Temperature control

Modernised units typically feature PID controllers for precise temperature management of beans, environment, and exhaust.

Motor drives

Variable Frequency Drives (VFDs) are commonly used for motor control, allowing adjustment of drum speed and airflow.

Chaff collection

A cyclone system for chaff collection is typically integrated or supplied with roasters of this size.

Loading mechanism

For units of this capacity, a green bean lift fan or similar pneumatic system is commonly used for loading.

• What maintenance is typically required for a vintage roaster?

  Regular cleaning of the drum, cooling tray, and chaff collector is essential. Bearings, belts, and burner components should be inspected periodically. Electrical components, especially on a restored unit, should be checked for integrity.

• Can this type of roaster be used for both coffee and cocoa?

• What are the typical space requirements for a 15kg roaster?

• Is specialist installation required for a roaster of this nature?

• What are the ventilation 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.

General overview for this equipment type