Yihui Casting | Common Defects in Jewelry and Precious Metal Casting: Incomplete Shape/Large Void Causes and Professional SolutionsIn the production of precious metals such as gold, K gold, platinum, etc. in jewelry casting, incomplete casting shape (insufficient pouring, cold insulation, lack of flesh, etc.) and large voids (shrinkage, porosity, sand holes, etc.) are two common and far-reaching core defects that directly determine the dimensional accuracy, structural integrity, and finished product qualification r···...