Mechanical type charcoal extruder  is screw type biomass briquetting machine which is a popular type of briquette making machine because of the wide application of the final briquettes: used for heating or BBQ (barbeque) to replace coal in many countries.

Charcoal briquitting extruder  is a kind of biomass briquette press used to make wood sawdust, straw, stalk, peanut shell, bamboo powder and other crop or forestry wastes into solid fuel stick.(charcoal)