... as coal,coke powder, coking coal, coal ash, coal mud, iron ore concentrates, chromate ore concentrates, mgo power, copper power, chrome ... , energy saving and environment protection.Main Technical Parameter of the Dry Powder Briquette machine: TypeZZG530ZZG650ZZG750ZZG850Diameter(mm)530650750850Width(mm)196196250196250196250Tatal pressure(t ...