... raw materials as below: Fuel oil:35%~45%;carbon black powderaa30%~35%aasteel wire Oil yield of different raw materials ... method, Used for construction brickSecond method,carbon black pellet machine, make the powder carbon black into carbon black pellet, ... machine,grind the carbon black into 800-1200mesh or more, then sell it into plastics factory, tube factory, rubber factory oil recycling machine