Shin-Etsu wafers have excellent thermal resistance and light transmission properties. The primary application for these wafers is for use in high temperature poly-Si TFT-LCD applications along with other applications that require high purity, high precision polishing.

Synthetic Quartz Substrates & Wafers TDS (2.04MB)

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Wafer Features:

  • Ultra high purity synthetic quartz wafers.
  • Compared to ordinary glass, Shin-Etsu’s synthetic quartz possesses a low thermal expansion and extremely high permeability over the entire wavelength range from ultraviolet to infrared region.

Grades of Wafers:

  • VIOSIL-SQ: Is produced from the same material as our high-purity synthetic quartz photomask substrate.
  • VIOSIL-SX: Improved material which has been modified to provide better heat resistance for high temperature applications (1,000°C).

Wafer Products:

  • External diameters from 3”Ø (76.2mm) to a maximum of 12” Ø (300mm).
COVID-19 Statement:
At this time, Shin-Etsu MicroSi, Inc. is open and running as normal. We are continuing to monitor the situation closely and follow the guidance of public health officials, CDC, WHO, and local and U.S. Governments, to quickly move to take the appropriate precautions. We may adjust our normal operating procedures to support social distancing guidelines. We will continue to keep you informed of any developments.