Calculating based on the need to etch two substrates for each SiC ingot in the KOH process, JadeSiC-NK can save approximately $7.68 million in annual costs incurred due to etching losses for a ...

Etching the wafer follwing the drilling process with the options of no etching, 1 Minute etching with KOH, 2 Minutes etching with KOH, 4 Minutes etching with KOH and, 6 Minutes etching with KOH.