Schott Glass 8095 Lead Glass

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Schott Glass 8095 Lead Glass
Categories:	Ceramic; Glass
Material Notes:	Lead glass (28% PbO), electrically highly insulating, highly x-ray absorbing General electrotechnical application Information provided by SCHOTT AG.
Vendors:	SCHOTT with its Business Unit Tubing offers tailor-made products & services worldwide from more than sixty special glass types for international growth markets such as industrial and environmental technology, electronics, display industry, architecture and design as well as pharmaceuticals. Contact us. Click here to view all available suppliers for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Metric	English	Comments

Density	3.01 g/cc @Temperature 25.0 °C	0.109 lb/in³ @Temperature 77.0 °F

Chemical Properties	Metric	English	Comments
Acid Class, SR	2	2	DIN 12116
Alkali Class, AR	3	3	ISO 695

Mechanical Properties	Metric	English	Comments
Modulus of Elasticity	60.0 GPa	8700 ksi
Poissons Ratio	0.22	0.22
Shear Modulus	24.6 GPa	3570 ksi	Calculated

Electrical Properties	Metric	English	Comments
Volume Resistivity	4.00e+7 ohm-cm @Temperature 350 °C	4.00e+7 ohm-cm @Temperature 662 °F
	4.00e+9 ohm-cm @Temperature 250 °C	4.00e+9 ohm-cm @Temperature 482 °F
Dielectric Constant	6.6 @Frequency 1e+6 Hz, Temperature 25.0 °C	6.6 @Frequency 1e+6 Hz, Temperature 77.0 °F
Dielectric Loss Index	0.0011 @Frequency 1e+6 Hz, Temperature 25.0 °C	0.0011 @Frequency 1e+6 Hz, Temperature 77.0 °F

Thermal Properties	Metric	English	Comments
CTE, linear	9.10 µm/m-°C @Temperature 20.0 - 300 °C	5.06 µin/in-°F @Temperature 68.0 - 572 °F	ISO 7991
Thermal Conductivity	0.900 W/m-K @Temperature 90.0 °C	6.25 BTU-in/hr-ft²-°F @Temperature 194 °F
Transformation Temperature, Tg	430 °C	806 °F	ISO 7884-8
Softening Point	630 °C	1170 °F	Viscosity 10^7.6 dPa s; ISO 7884-3
Working Point	982 °C	1800 °F	Viscosity 10⁴ dPa s; ISO 7884-2
Annealing Point	435 °C	815 °F	Viscosity 10¹³ dPa s; ISO 7884-4

Optical Properties	Metric	English	Comments
Refractive Index	1.556 @Wavelength 587.6 nm	1.556 @Wavelength 587.6 nm

Descriptive Properties
Hydrolytic Resistance	Class HGB 3		ISO 719
Stress-optical Coefficient K (10^-6mm²N^-1)	3.1		DIN 52314
t_k100(°C)	330

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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CSGS912 / 162017

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