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Rulon Bearings

Schott B 270® i Ultra White Glass
Categories: Ceramic; Glass; Optical

Material Notes: SCHOTT offers B 270® i crown glass in sheet glass form suitable for a variety of different market demands, especially suitable for biotech applications. B 270® is amde by a specific up-draw process, offers high stability with respect to solarization in combination with high transmission in the visible wavelength range. It has a firepolished surface and high chemical stability. B 270® i is available in a wide range of thicknesses and various stock formats. Customized formats (e. g. rounds) and processing can be offered upon request. B 270® i is available in a thickness range of 0.9 mm – 10.0 mm.

Applications:

  • CD / DVD Pick up Digital Projection
    • High transmittance
    • Cost efficient processing due to wide thickness range
  • Surface acoustic wave type touch panel
    • Low acoustic attenuation
    • High transmittance
  • Monitor glass for coaters
    • High transmittance
    • Cost efficient process monitoring
  • Substrates for bio-chips (flow cells)
    • Low autofluorescence
    • Fire polished surface

Information provided by SCHOTT.

Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Density 2.56 g/cc0.0925 lb/in³
Thickness 900 - 1000 microns35.4 - 39.4 mil
 
Electrical PropertiesMetricEnglishComments
Dielectric Constant 7.07.0
 
Thermal PropertiesMetricEnglishComments
CTE, linear 9.40 µm/m-°C
@Temperature 20.0 - 300 °C
5.22 µin/in-°F
@Temperature 68.0 - 572 °F
Transformation Temperature, Tg 536 °C997 °F
 
Optical PropertiesMetricEnglishComments
Refractive Index 1.5221.522
Transmission, Visible 91.7 %91.7 %D65

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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