Casting Rings
6 products
About casting rings
A casting ring is the metal or silicone tube that holds the investment while the refractory mold for casting a dental restoration is made. The thermal expansion of a metal ring is less than that of the investment.
The metal or silicone tube that holds the investment.
Sources: The Glossary of Prosthodontic Terms, 9th edition (J Prosthet Dent 2017) · Marginal fit of Ni-Cr cast copings made with metal ring and ringless investment systems, 2016 (PMC4762291)