Heat-resisting cast steel turbocharger turbine shell iron mold sand-coated casting process
A sand-coated technology for turbochargers and iron molds, which is applied in the field of casting of mechanical parts, can solve the problems of low process yield, low yield, and many casting defects of turbocharger turbine shells, etc., to improve product quality , Reduce tissue differences, eliminate shrinkage porosity and shrinkage cavity defects
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[0039] In order to make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are only some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0040] In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "upper", "lower", "inner" and "outer" are all based on the orientations or positional relationships shown in the accompanying drawings, only In order to facilitate the description of the present invention and simplify the description, it does not indicate or imply that...
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