The no machining directional solidification hollow turbine blades, hollow guide vans and complex structure parts used in aero engine and gas turbine made by vacuum precision investment casting.

航空发动机、燃机等精铸真空无余量空心涡轮、导向叶片及复杂结构件。多种热处理炉上用料盘，夹具等耐热合金钢精铸件。

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Experienced in management and rigid process control of Shell making, Mold Preparation, and Investment Casting of Airmelt and Vacuum Cast products.

在制壳、模壳准备和大气熔炼以及真空熔炼产品铸造上方面有管理以及固定过程控制的经验。

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