shrinkage cavity

The results showed that the graphite deposited during the period of primary and eutectic crystal helped to reduce the contract of liquid state and solidification, to improve the tendency of shrinkage cavity and porosity.

实验结果表明，初晶、共晶期间析出的石墨有助于减少液态收缩与凝固收缩，改善耐热球墨可锻铸铁形成缩孔缩松的倾向。

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Analysis on prediction methods and criteria of shrinkage cavity and porosity in steel castings

铸钢件缩孔缩松预测方法及判据浅析

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Stomatal dispersed shrinkage, shrinkage cavity, sonim and slag inclusion belong to this kind of defect.

属于这种类型的缺陷有气孔、缩松 、 缩孔 、 夹砂、夹渣等.

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Research of relationship of the sprue designing shrinkage cavity of Cr-Ni alloy cast crown bridge.

目的：探讨镍铬合金铸造冠桥铸件缩孔与铸道设计的关系。

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The numerical simulation of3D temperature field of castings during solidification process was carried out and the shrinkage cavity and porosity of sample castings were predicted using G/ R method.

对铸件开展了凝固过程三维温度场数值模拟，并应用G／R法对铸件进行了缩孔缩松预测。

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The main deformity of the center housing cast in the automobile turbocharger is shrinkage cavity.

在汽车涡轮增压器中心架铸件生产中主要产生缩孔缺陷.

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At the same time, research has been done on the prediction of shrinkage cavity and porosity of SG iron based on the micro-modeling.

同时，从微观模拟的角度研究了球铁件缩孔缩松预测。

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A new method was developed to simulate quantitatively the formation of shrinkage cavity in steel castings.

本文提出了一种新的三维定量模拟铸钢件缩孔形成的方法.

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The gas hole , shrinkage cavity and crack were eliminated through up-grading technology.

并且改进工艺,以消除气孔 、 收缩和裂纹.

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