The joint between the mold halves is normally not perfect, leaving an impression of the joint often as a slight ridge around the edge of the casting. There are several characteristics objects made in sand molds will exhibit. This nine minute video shows a ring copied by the sand cast method, although the video say it is a clay mold process it appears a sand clay mix was used so I consider this sand casting. The coin is removed and a sprue channel is created through which molten metal can be introduced. The bottom of the coin is impressed in one part, a spacer placed allowing the parts to be separated, then the top of the coin is impressed into the top part of the mold. Sand casts are generally poor quality castings intended only for the tourist market as even novice collectors can learn to easily spot them.Ī mold is constructed in two parts using sand combined with binding agent. Contact us today to learn about how our jewelry casting services can help expand your business.Cast Forgeries Sand and Clay Mold Castings Let our jewelry casting experts make your jewelry.
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