... ball press can press charcoal powder, charcoal dust, coal powder, etc into ball or pillow-shaped charcoal. The diameter of briquettes ... pillow shape/coal and charcoal briquette machine/Briquetting machine for egg shape/ coal/charcoal powder briquetting machine with many ... applied to various kinds of materials, such as coal powder, charcoal powder, coking coal, coke breeze, dusting ash, steel slag ...