Graphite Block/Graphite Plate/Graphite Rod, Graphite Crucible/Graphite Mold/Graphite Rotor, Carbon Vane/Graphite Tube/Graphite Bearing manufacturer / supplier in China, offering Intumescent Fireproof Strip for Smoke and Heat Barrier, Fire Intumescent Strip for Effective Airflow Blocking, Expansion Fire Strip for Steel and Wooden Door Fireproofing and so on.