Why is roaster drum speed so important | ZC Machinery Corp.
Understanding Roaster Drum Speed & Its Effect on Your Coffee - Perfect Daily Grind
How coffee beans move within a revolving drum. (Also: Why you should be anticipating a revolution in the coffee industry.) | by Aillio | Medium
Coffee roasting drum speed | Faster drum speed = more contact with the drum = more conductive heat transfer to the beans. During the caremalization phase, the speed is reduced and we...