Tubular reactor graphite Tubular reactor graphite by the graphite and composite materials made of carbon steel for compound fertilizer and other production lines, equipment, compact structure is simple, by the head, three links, the main body composed of graphite with high strength, corrosion resistance, and impact good, long life, easy maintenance and so on. Technical requirements: allowable pressure ≤ 0.6MPa Allowable temperature of -20 ~ 175 ℃