Hydraulic high pressure briquette machine is widely used in metallurgical, chemical, coal and refractories industries, suitable for wet powder briquetting, which is, adding an appropriate amount of water and other adhesives. This series machine uses a unique hydraulic system, improving the briquetting rate and strength. It is suitable for many materials such as light burning magnesium, iron oxide skin, manganese alloy, sludge, gypsum, carbon, silicon carbide, copper powder, iron powder and various refractory materials.