A kind of fan blade and preparation method thereof
A technology for fan blades and blade bodies, applied in the field of fan blades and their preparation, can solve the problems of high heating temperature, anti-erosion, poor corrosion effect, blade deformation, etc., so as to reduce erosion wear and avoid coating bonding strength. The effect of falling and small deformation
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[0023] The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and through specific implementation methods. It should be understood that the embodiments described here are only used to explain the present invention, but not to limit the present invention.
[0024] Please refer to figure 1 and figure 2 As shown, in this embodiment, a fan blade includes a blade body, and a composite coating 1 is provided on the pressure surface and the suction surface of the air inlet side of the blade body, and the composite coating 1 located on the pressure surface of the blade body The length of the coating 1 is the same as the length of the pressure surface of the blade body, the width of the composite coating 1 located on the pressure surface of the blade body is 1 / 4 of the width of the pressure surface of the blade body, and the rest of the pressure surface of the blade body is provided with 0.15~ The WC-10Co-4Cr coa...
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