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Rulon Bearings

Schott B270™ Sheet Glass
Categories: Ceramic; Glass; Optical
Material Notes: B 270™ crown glass in sheet glass form. Manufactured by the up-draw method, offers high stability with respect to solarization in combination with high transmission in the visible wavelength range. It has a fire-polished surface and high chemical stability. It is used in a variety of screens, monitors, touch panels, etc.

Information provided by SCHOTT North America.
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 2.55 g/cc0.0921 lb/in³
Thickness <= 17000 microns<= 669 milwide range available
 
Electrical PropertiesMetricEnglishComments
Dielectric Constant 7.0
@Frequency 1e+6 Hz		7.0
@Frequency 1e+6 Hz
 
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 533 °C991 °F
 
Optical PropertiesMetricEnglishComments
Refractive Index 1.5229
@Wavelength 588 nm		1.5229
@Wavelength 588 nm		nd
Transmission, Visible 91.7 %
@Thickness 2.0 mm		91.7 %
@Thickness 0.079 in		TvD65

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