What is Hydraulic Ball Press Machine? Hydraulic briquette machine/briquetting machine is mainly used to press lignite, coal, iron concentrate, aluminum powder, coke, iron oxide, carbon powder, carbon powder, slag, gypsum, tailings, sludge, kaolin, activated carbon, other ore powder, widely used in refractories, metalurgi, chemical industry, power plants, energy, transportation, heating and other industries, the briquettes be … Continue reading Hydraulic Ball Press Machine