Production Manager and Marketing Manager Interview Questions and Answers

Porosity in gold products can be removed through various methods.

• One method is to use a vacuum or pressure casting technique to eliminate air bubbles and achieve a denser structure.

• Another approach is to use a process called burnout, where the gold is heated to a high temperature to vaporize any trapped gases.

• Using a flux during the casting process can also help reduce porosity by preventing oxidation and promoting better metal flow.

• Properly controlling the cooling rate durin...read more

To convert 24 kt gold to 18 kt gold, you need to mix it with a certain amount of a metal alloy.

• Determine the amount of gold and alloy needed to achieve the desired karat.

• Calculate the ratio of gold to alloy based on the difference in karat values.

• Mix the gold and alloy thoroughly to create the 18 kt gold.

• Ensure the final product meets quality standards and regulations.