Quartz Unlimited LLC specializes in supplying wafers and substrates to the semiconductor industry worldwide since 1985. They offer a wide range of round wafers made from fused quartz, fused silica, and glass with diameters ranging from 10mm to 300mm and thickness from 0.2mm to 1.5mm. The company provides various fabrication tolerance specifications and materials selection including OHARA-SK1300, CORNING-Eagle XG, CORNING-7979-7980, Schott-Borofloat 33, and more. Additionally, Quartz Unlimited offers post-processing services such as ultra-precision dicing, wafer backside fine grinding, wafer thinning, and laser or photolithographic patterns. They ensure quality through inspection using advanced tools and provide cleaning and packing services for shipping preparation.