Home » Blog elementator » THE KYROPOULOS PROCESS, WHAT YOU NEED TO KNOWTHE KYROPOULOS PROCESS, WHAT YOU NEED TO KNOWby site02July 4, 2023July 4, 2023 THE KYROPOULOS PROCESS, WHAT YOU NEED TO KNOW The Kyropoulos process is a variation on the Czochralski process.The special feature of this process is that the base material is completely melted and then a single crystal is grown by directional solidification.The seed crystal is not pulled from the melt, but grows in the melt as a result of a gradual reduction in heat generation.The process produces large-diameter sapphire ingots of very high quality (homogeneity) because the melt movement is very small.The process lasts from a few days to several weeks.