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Effective application of additive manufacturing technology in investment casting process of agricultural machinery

1. Manufacturing process All the technologies described above have different advantages. In this study, selective laser sintering technology is mainly used for investment casting of agricultural machinery engine impeller. Firstly, the selective laser sintering system needs to receive the CAD model of the agricultural machinery engine impeller and select...

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Development of machine tool castings in China

The progress of machine tool casting in China in the past 30 years can be seen in China International Casting Expo. (1) Material of machine tool casting. Before the 1980s, almost all of the machine tool castings in China were gray cast iron, with grades of HT200 and HT250,...

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