Schott N-SF15 Glass

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Schott N-SF15 Glass
Categories:	Ceramic; Glass
Material Notes:	Information Provided by SCHOTT North America, Inc.
Key Words:	699302.292
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.
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Physical Properties	Metric	English	Comments

Density	2.92 g/cc	0.105 lb/in³

Chemical Properties	Metric	English	Comments
Acid Class, SR	1.0	1.0
Alkali Class, AR	1.0	1.0
Stain Resistance Class, FR	0.00	0.00

Mechanical Properties	Metric	English	Comments
Knoop Microhardness	610	610	.1/20
Modulus of Elasticity	90.0 GPa	13100 ksi
Poissons Ratio	0.243	0.243
Shear Modulus	36.0 GPa	5220 ksi	calculated

Thermal Properties	Metric	English	Comments
CTE, linear	8.00 µm/m-°C @Temperature -30.0 - 70.0 °C	4.44 µin/in-°F @Temperature -22.0 - 158 °F
	9.30 µm/m-°C @Temperature 20.0 - 300 °C	5.17 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.760 J/g-°C	0.182 BTU/lb-°F
Thermal Conductivity	1.04 W/m-K	7.22 BTU-in/hr-ft²-°F
Transformation Temperature, Tg	580 °C	1080 °F
Softening Point	692 °C	1280 °F	Viscosity 10^7.6 dPa s
Annealing Point	578 °C	1070 °F	Viscosity 10^13.0 dPa s

Optical Properties	Metric	English	Comments
Refractive Index	1.69892 @Wavelength 587.6 nm	1.69892 @Wavelength 587.6 nm	n_d
	1.70438 @Wavelength 546.1 nm	1.70438 @Wavelength 546.1 nm	n_e
Abbe Number	29.96	29.96	ve
	30.2	30.2	vd
Optical Dispersion	0.023142	0.023142	nf - nc
	0.023511	0.023511	nf' - nc'
Transmission, Visible	52.5 % @Thickness 10.0 mm, Wavelength 380 nm	52.5 % @Thickness 0.394 in, Wavelength 380 nm
	88.7 % @Thickness 10.0 mm, Wavelength 405 nm	88.7 % @Thickness 0.394 in, Wavelength 405 nm
	97.7 % @Thickness 10.0 mm, Wavelength 460 nm	97.7 % @Thickness 0.394 in, Wavelength 460 nm
	99.4 % @Thickness 10.0 mm, Wavelength 580 nm	99.4 % @Thickness 0.394 in, Wavelength 580 nm
	99.5 % @Thickness 10.0 mm, Wavelength 700 nm	99.5 % @Thickness 0.394 in, Wavelength 700 nm
IR Transmittance	76.4 % @Thickness 10.0 mm, Wavelength 2500 nm	76.4 % @Thickness 0.394 in, Wavelength 2500 nm
	99 % @Thickness 10.0 mm, Wavelength 1530 nm	99 % @Thickness 0.394 in, Wavelength 1530 nm
UV Transmittance	4.4 % @Thickness 10.0 mm, Wavelength 365 nm	4.4 % @Thickness 0.394 in, Wavelength 365 nm
	15.8 % @Thickness 10.0 mm, Wavelength 370 nm	15.8 % @Thickness 0.394 in, Wavelength 370 nm

Descriptive Properties
B	1
Climatic Resistance Test CR	1
HG	3
K (10^-6mm²/N)	3.04
Phosphate Resistance PR	1

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CSGS079 / 93413

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