Cookie Policy:

Momentive uses cookies to help improve your experience on our website. By using our website, you agree to our use of cookies. For more information, review our Privacy Policy.

You enabled cookies which provides the best site experience. To turn them off, please see our Cookie Policy and Privacy Pledge .

Quartz Ingots

High Purity, Low Hydroxyl, Excellent Flexibility

As a global leading producer of high-purity fused quartz solids, Momentive produces quartz ingots that may provide excellent part-per-million and part-per-billion trace element levels needed to achieve the clean environment required for wafer processing. Specially processed to possess low hydroxyl (-OH) levels, Momentive quartz ingots are excellent candidates to consider in high-temperature applications with excellent performance. Large in size, Momentive quartz ingots may be an excellent consideration for applications in a wide size range, from small, intricate parts to large telescope mirror blanks.


  • Technical Documents

  • Technical Data Sheets

Properties of Fused Quartz

More About Quartz Ingots

To meet a variety of specifications, Momentive quartz ingots are available in the following grades:

124 ingot

  • High-purity fused quartz as the semiconductor industry's material of choice
  • Low hydroxyl content for high temperature applications
  • Large ingot size to provide fabrication flexibility

144 ingot

  • Low alkali, low aluminum quartz ingot

012 ingot

  • Ultra-high-purity synthetic fused silica
  • Low hydroxyl level

i21 ingot

  • Near-defect-free quality with ultra-low bubble content
  • Near net shape
  • Homogeneous quality throughout ingot
  • Low hydroxyl level

Potential applications for Momentive quartz ingots include:

  • Semiconductor manufacturing
  • Solar wafer processing
  • LED wafer processing

Explore: Transportation
View Industry

Product Literature