The cylindrical roller stones serve dual function – conching in addition to grinding. The two black granite stone rollers rotate at 110 -120 rpm on a granite slab in the stainless steel vessel. Stone on stone grinding produces a smooth cocoa liquor of about 15 micron range without creating a lot of heat.
Note: Please make sure the measurements given in the image below description matches the measurements of your existing part before you place the order. CocoaTown is not responsible for the wrong parts ordered.