Good Speciality of Raw Material: carbon graphite material with special self-lubricating ，good abrasive resistance, high thermal conductivity, low coefficient of friction, low coefficient of expansion, high thermal shock resistance, easy to finish machining. It suitable for shaft sealing material of aerospace engines. Our T711-WF high abrasive resistance seal material used for Shaft Sealing equipment of liquid propellant rocket engine on "Long March" launch vehicle. We also produce products for war industry such as aircraft brakes, graphite mould for airplane wing and airway and guiding fin for aerocraft.