... of machining different types of graphite particles and carbon parts, components including graphite hot zone, graphite boats, discs, plates, bearing, sintering trays, crucibles and ... to the customer requirement, e.g. Graphite Block, Graphite Rod, Graphite Crucible, Graphite Rotor, Graphite Plate, Self Lubrication Graphite bearing. Diversified marketing model establish complete sales service ...