PENINGKATAN KEMAMPUAN MESIN HAMER MILL PENGUPAS COKLAT KAPASITAS 100 KG PER JAM Indriyani Fakultas Teknik Universitas Sang Bumi Ruwa Jurai [email protected] Abstract. Chocolate spices received from farmers have a water content of ± 22%. The logs are then processed to become cocoa beans with a moisture …