Abstract

Optimization of Gating System in Jewelry Investment Casting:A Review

Author(s): Jyotsna Sinha, Nilesh Ghongade & Madhukar Sorte.

Investment casting is a foundry process specially applied to jewelry and for complex metallic shapes to be produced in volume. As the metal and materials used in this process are very precious so getting defects after casting is huge loss to the company. Raw metal and materials used are usually gold, diamond and platinum. This paper deals with to control the casting defects by controlling the parameters applied to the jewelry investment cast-ing. There are many defects like shrinkage porosity, gas porosity, inclusion, nonfills and cracks occurred during casting. Gating system is one of the very important parameter to control the casting defects.

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