Powder metallurgy nickel-based super alloy with high yield strength and good fatigue performance is considered as one kind of ideal materials to manufacture new engine turbine disks.Workpiece temperature is the main factor of causing various forms of thermal damage in the workpiece.The transient temperature in milling of powder metallurgy super alloy FGH95 is researched in this paper.Firstly,make reasonable simplification of the milling process,an analytical model based on moving heat source method is devel...