... The shape of briquette can be round, square, hexagonal. Machine neededCrusher-- Dryer---Briquetting Machine--Packing Machine(at ... a process that biomass is compressed under high pressure and high temperature. The self bonding of biomass ... thus binding, compressing the biomass to form into high density briquettes. During this process, no binder needs ... you. sawdust briquetting press machine, high quality