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1.引论铸件的失蜡铸造法可追朔到冶金科学的早期。发现金属可以被熔化后不久,粘土与金属的合作就会导致这种情况,即将蜡模埋在粘土中,加热和干燥时蜡流出而留下一个空穴。这个空穴可填充熔融金属,得到原来蜡模的一个金属复制品。此法在若干方面比分开的两个半模组成的模型优越,因为蜡模比普通模子可做得更加精细,其缺点是必须破开粘土包覆材料才能取出铸件,同时蜡模只能使用一次。失蜡铸造法在20
1. Introduction Casting lost wax casting method can be traced back to the early metallurgical science. Shortly after the metal was found to be able to be melted, the cooperation of the clay with the metal led to the situation where the wax pattern was buried in the clay and the wax flowed out to leave a cavity when heated and dried. This void can fill the molten metal, resulting in a metal replica of the original wax pattern. This method is superior in several aspects to a model consisting of two half-molds, since wax molds can be made more elaborate than ordinary molds. The disadvantage is that the clay-coated material must be broken to remove the castings and the wax mold can only be used once . Lost wax casting method in 20