添加EVA对精铸叶片用模料性能的影响

The Effect of Adding EVA on Propert ies of Model Materials of Investment Casting Blade

通过强度、收缩等性能试验，选出了最适合于作为熔模铸造模料添加剂的ＥＶＡ种类，并确定了其最佳加入范围。

y performance test of strength, shrinkage, etc,one sort of EVA is selected, as additive which isfit for model material of investment casting. The most suitable range is also defined