Coal rod machine Zhengzhou Rui Yong machinery and equipment limited company after years of research,a new product.As a main equipment,Coal extruder is ammonia fertilizer plant, gas plant gas system of fuel shaping process of complete sets of equipment .it is the fuel coal powder extrusion into a certain strength of the circular ( or six prismatic or square ) coal rod, into the gas furnace combustion new technology instead of burning coal gas traditional craft.