Full-mold casting is a technique similar to investment casting, but instead of wax as the expendable material, polystyrene foam is used as the pattern.
实型铸造是与熔模铸造类似的技术，但它用做型模的消耗材料是聚苯乙烯泡沫而不是石蜡。
One of the key-technologies of guiding device investment casting is getting internal ring, external ring and blade unit by splitting integral guiding device part for wax-mold design.
导向器类零件分体式精铸的关键技术之一是切分得到蜡模模具设计的内、外环及叶片单元体即如何实现分割面的生成。
Key influential factor of causing the dimensional instability of wax pattern and casting for investment casting is the instability of component of reclaimed wax.
造成硅溶胶精铸蜡件与铸件不稳定的关键因素是回收蜡成分不稳定。
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