The main processing engaged in manufacturing of engine parts is applied to turntable, shaft, annular case, box case, annular parts, typical medium and small components, nozzles and valves, fastener processing, engine parts combinations, etc. Among them, the high-temperature combustion section of the engine is the hardest for machining, as its materials mainly include the non-ferrous metals and alloys as follows: titanium alloy, nickel-based alloy, chromium, cobalt, aluminum alloy, etc.