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Schott N-LASF31a Glass

Category Ceramic , Glass
Manufacturer Schott North America
Trade Name
Port Shanghai port,China
Trade Terms EXW, FOB, CFR, CIF
Payment Terms L/C, T/T, PayPal
Download PDF Schott N-LASF31a Glass.pdf
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Material Notes:
Information Provided by SCHOTT North America, Inc.
Physical Properties Metric English Comments
Density 5.51 g/cc
0.199 lb/in³
Mechanical Properties Metric English Comments
Knoop Microhardness 650
650
.1/20
Modulus of Elasticity 126 GPa
18300 ksi
Poissons Ratio 0.301
0.301
Shear Modulus 48.0 GPa
6960 ksi
calculated
Thermal Properties Metric English Comments
CTE, linear 6.70 µm/m-°C
<br>@Temperature -30.0 - 70.0 °C
 3.72 µin/in-°F
<br>@Temperature -22.0 - 158 °F
7.70 µm/m-°C
<br>@Temperature 20.0 - 300 °C
 4.28 µin/in-°F
<br>@Temperature 68.0 - 572 °F
Specific Heat Capacity 0.440 J/g-°C
0.105 BTU/lb-°F
Thermal Conductivity 0.790 W/m-K
5.48 BTU-in/hr-ft²-°F
Transformation Temperature, Tg 719 °C
1330 °F
Optical Properties Metric English Comments
Refractive Index 1.883
<br>@Wavelength 587.6 nm
 1.883
<br>@Wavelength 587.6 nm
 n&lt;sub&gt;d&lt;/sub&gt;
1.88815
<br>@Wavelength 546.1 nm
 1.88815
<br>@Wavelength 546.1 nm
 n&lt;sub&gt;e&lt;/sub&gt;
Transmission, Visible 84.2 %
<br>@Thickness 10.0 mm,<br> Wavelength 380 nm
 84.2 %
<br>@Thickness 0.394 in,<br> Wavelength 380 nm
93.3 %
<br>@Thickness 10.0 mm,<br> Wavelength 405 nm
 93.3 %
<br>@Thickness 0.394 in,<br> Wavelength 405 nm
97.4 %
<br>@Thickness 10.0 mm,<br> Wavelength 460 nm
 97.4 %
<br>@Thickness 0.394 in,<br> Wavelength 460 nm
99.5 %
<br>@Thickness 10.0 mm,<br> Wavelength 580 nm
 99.5 %
<br>@Thickness 0.394 in,<br> Wavelength 580 nm
99.6 %
<br>@Thickness 10.0 mm,<br> Wavelength 700 nm
 99.6 %
<br>@Thickness 0.394 in,<br> Wavelength 700 nm
IR Transmittance 63.4 %
<br>@Thickness 10.0 mm,<br> Wavelength 2500 nm
 63.4 %
<br>@Thickness 0.394 in,<br> Wavelength 2500 nm
99.2 %
<br>@Thickness 10.0 mm,<br> Wavelength 1530 nm
 99.2 %
<br>@Thickness 0.394 in,<br> Wavelength 1530 nm
UV Transmittance 0.10 %
<br>@Thickness 10.0 mm,<br> Wavelength 320 nm
 0.10 %
<br>@Thickness 0.394 in,<br> Wavelength 320 nm
12.3 %
<br>@Thickness 10.0 mm,<br> Wavelength 334 nm
 12.3 %
<br>@Thickness 0.394 in,<br> Wavelength 334 nm
46.8 %
<br>@Thickness 10.0 mm,<br> Wavelength 350 nm
 46.8 %
<br>@Thickness 0.394 in,<br> Wavelength 350 nm
76.4 %
<br>@Thickness 10.0 mm,<br> Wavelength 370 nm
 76.4 %
<br>@Thickness 0.394 in,<br> Wavelength 370 nm
Chemical Properties Metric English Comments
Acid Class, SR 2.3
2.3
Alkali Class, AR 1.0
1.0
Stain Resistance Class, FR 0.00
0.00
Descriptive Properties Value Comments
B 1
Climatic Resistance Test CR 1
HG 2
K (10-6mm2/N) 1.18
Phosphate Resistance PR 1
T1013.0 (°C) 720
T107.6 (°C) 830
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