... used in many range, this machine can press the raw materials for pelletize or press ball, such as aluminum ... carbon, aluminum oxide, bauxite, causticity sodium, charcoal, clay ,braize ,coal, cryolite, chemical fertilizer, plastic, lime stone, pigment, urea, etc. ... cubic metersPressure type: 4 rollers double mechanical pressFeed materials: coal dust, coke powder, ferrous and non-ferrous metal powder, ...