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壳型铸造是一种最先进的铸造工艺,只是在最近十年内才在世界各国得到逐渐推广.它的应用范围很广,重量从几克到几百公斤的铸件,都可以用壳型铸造.对于精度要求较高产量较大的铸件,这种铸造方法就更为
Shell casting is a state-of-the-art casting process that has only been rolled out in various countries in the world for the last ten years and is widely used in castings weighing from a few grams to a few hundred kilograms. For the higher accuracy of the production of large castings, this casting method is even more