With the advancement of national science and technology，aviation industry has become an impor-tant factor which is the measure of the developed level of countries． Aeroengine is the core component of the air-craft，therefore，the machining technology and tool application of typical aeroengine parts plays an important role forthe development of the aviation industry． As most aviation parts are difficult-to-machine materials，not only requiresa high machining technique，but also the requirements for higher machining tool． The materials and characteristicsof typical aeroengine parts are analyzed，as well as their machining technology status and application of cuttingtools． The materials and their machining characteristics of cutting tools are discussed，and the tool wear simulation analysis of multi-axis high-speed machining tool is done combined the effects of tool wear on the machining accura-cy． At the same time the special cutter for aerospace titanium parts is designed． The study will lay certain founda-tion for high efficient and precision machining the typical aeroengine parts in the future．