Primarily composed of silicon dioxide (SiO2) with a purity exceeding 99.9%, the high-purity quartz is a significant material ...

China has identified two new high-purity quartz deposits as it seeks to localize supply for solar and semiconductor production and reduce dependence on US imports ...

The raw material used in Czochralski puller crucibles is natural quartz sand (SiO 2) that has been processed to 99.997% purity. A crucible’s performance is dependent on properties, such as ...