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Rulon Bearings

Corning Vycor® 7907 UV-Blocking Glass  (discontinued **)
Categories: Ceramic; Glass; Optical; Oxide; Silicon Oxide

Material Notes: Vycor-UV™ is cerium-doped and provides homogeneous absorption of UV-B and UV-C.

Special Features:

  • Superior optical quality
  • Tight dimensional control
  • Thermal and chemical properties ideally suited to high temperatures.
  • Excellent thermal shock resistance
Typical Applications:
  • Burners for halogen lamps
  • UV-Absorbing sleeve glass
  • Glass component where low expansion is required.

Information provided by Corning Incorporated.

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 2.20 g/cc0.0795 lb/in³
 
Thermal PropertiesMetricEnglishComments
CTE, linear 0.800 µm/m-°C
@Temperature 0.000 - 300 °C
0.444 µin/in-°F
@Temperature 32.0 - 572 °F
Maximum Service Temperature, Air 900 °C1650 °FContinuous
Softening Point 1530 °C2790 °F
Annealing Point 995 °C1820 °F
Strain Point 870 °C1600 °F
 
Optical PropertiesMetricEnglishComments
Refractive Index 1.458
@Wavelength 589.3 nm
1.458
@Wavelength 589.3 nm
Transmission, Visible >= 90 %
@Wavelength 450 nm
>= 90 %
@Wavelength 450 nm
UV Transmittance  <= 4.0 %
@Wavelength 230 nm
<= 4.0 %
@Wavelength 230 nm
 <= 4.0 %
@Wavelength 320 nm
<= 4.0 %
@Wavelength 320 nm
 <= 25 %
@Wavelength 340 nm
<= 25 %
@Wavelength 340 nm
 
Component Elements PropertiesMetricEnglishComments
SiO2 96 %96 %

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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