... , chemical, electric factory, energy, transportation, heating and other industries, the pressure ball machine production after the molding material, energy saving ... reverse) material storage bin, quantitative equipmentevenly into the molding machine hopper, the material units forming pressure from small to ... (mm)250250 300 330 400 500 650 (65Mn) Roll diameter(mm)360 400 500 650 750 8501250 Power(kw) ...