Development of a refractory mold based on chamotte/plaster for jewelry micro-casting with pre-set emeralds

During the jewelry stone-in-place micro-casting process, the ceramic mold, which is composed of silica and plaster is stabilized at temperatures close to 650 °C, whereas the casting temperature of the precious metal alloy hovers around 1000 °C. Therefore, this type of micro-casting technique is not...

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Main Authors:	Londoño-Montes, Carlina Sofía, Fernández-Torres, Mayerly Jhojana, Córdoba-Tuta, Elcy María
格式:	Online
语言:	eng
出版:	Universidad Pedagógica y Tecnológica de Colombia 2017
主题:	Chamotte Emeralds Micro-Casting Plaster Refractory Mold Stone-In-Place Chamota Microfundición Molde refractario Preengaste de esmeraldas Yeso
在线阅读:	https://revistas.uptc.edu.co/index.php/ingenieria/article/view/6421