... ,aerospace industry,war industry chemical industry,smelt, High density Graphite Block is used in precision tools,aerospace industry,war industry chemical ... vacuum furnace,graphite heating pipe for vacuum furnace,graphite furnace nail,graphite trestle,graphite tool for diamoud,etc. ItemUnitSpecGSK-XCTSK-XCPSK ... )Φ400-Φ1200 x 300-500, Φ100-Φ550 x 1800 Graphite Block