Ball Briquette Machine can used to press various powders such as coal powder, iron powder, coking coal, slag, oxidation iron sheet, carbon dust, gypsum ... . With a variety of models, Lime Briquette Machine, Desulfurization Gypsum Briquette Machine, Magnesium Briquette Machine, Coal Briquette Machine, etc. 3. The Shape and size oftheballcan ...