... war industry chemical industry,smelt, High density Graphite Block is used in precision tools,aerospace ... graphite heater,graphite tool,graphite bearing ,graphite crusible,graphite heating elements for vacuum furnace,graphite heating pipe for vacuum furnace,graphite furnace nail,graphite trestle,graphite ... ,850x300x1800,850x400x1850 Rods Sizes(mm)Φ400-Φ1200 x 300-500, Φ100-Φ550 x 1800 Graphite Block