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Schott N-BALF4 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-BALF4 Glass.pdf
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Material Notes:
Information Provided by SCHOTT North America, Inc.
Physical Properties Metric English Comments
Density 3.11 g/cc
0.112 lb/in³
Mechanical Properties Metric English Comments
Knoop Microhardness 540
540
.1/20
Modulus of Elasticity 77.0 GPa
11200 ksi
Poissons Ratio 0.245
0.245
Shear Modulus 31.0 GPa
4500 ksi
calculated
Thermal Properties Metric English Comments
CTE, linear 6.50 µm/m-°C
<br>@Temperature -30.0 - 70.0 °C
 3.61 µin/in-°F
<br>@Temperature -22.0 - 158 °F
7.40 µm/m-°C
<br>@Temperature 20.0 - 300 °C
 4.11 µin/in-°F
<br>@Temperature 68.0 - 572 °F
Specific Heat Capacity 0.690 J/g-°C
0.165 BTU/lb-°F
Thermal Conductivity 0.850 W/m-K
5.90 BTU-in/hr-ft²-°F
Transformation Temperature, Tg 578 °C
1070 °F
Optical Properties Metric English Comments
Refractive Index 1.57956
<br>@Wavelength 587.6 nm
 1.57956
<br>@Wavelength 587.6 nm
 n&lt;sub&gt;d&lt;/sub&gt;
1.58212
<br>@Wavelength 546.1 nm
 1.58212
<br>@Wavelength 546.1 nm
 n&lt;sub&gt;e&lt;/sub&gt;
Transmission, Visible 95.9 %
<br>@Thickness 10.0 mm,<br> Wavelength 380 nm
 95.9 %
<br>@Thickness 0.394 in,<br> Wavelength 380 nm
98.8 %
<br>@Thickness 10.0 mm,<br> Wavelength 405 nm
 98.8 %
<br>@Thickness 0.394 in,<br> Wavelength 405 nm
99.4 %
<br>@Thickness 10.0 mm,<br> Wavelength 460 nm
 99.4 %
<br>@Thickness 0.394 in,<br> Wavelength 460 nm
99.8 %
<br>@Thickness 10.0 mm,<br> Wavelength 580 nm
 99.8 %
<br>@Thickness 0.394 in,<br> Wavelength 580 nm
99.9 %
<br>@Thickness 10.0 mm,<br> Wavelength 700 nm
 99.9 %
<br>@Thickness 0.394 in,<br> Wavelength 700 nm
IR Transmittance 80.4 %
<br>@Thickness 10.0 mm,<br> Wavelength 2500 nm
 80.4 %
<br>@Thickness 0.394 in,<br> Wavelength 2500 nm
99.4 %
<br>@Thickness 10.0 mm,<br> Wavelength 1530 nm
 99.4 %
<br>@Thickness 0.394 in,<br> Wavelength 1530 nm
UV Transmittance 15.8 %
<br>@Thickness 10.0 mm,<br> Wavelength 334 nm
 15.8 %
<br>@Thickness 0.394 in,<br> Wavelength 334 nm
67.9 %
<br>@Thickness 10.0 mm,<br> Wavelength 350 nm
 67.9 %
<br>@Thickness 0.394 in,<br> Wavelength 350 nm
89.1 %
<br>@Thickness 10.0 mm,<br> Wavelength 365 nm
 89.1 %
<br>@Thickness 0.394 in,<br> Wavelength 365 nm
92.4 %
<br>@Thickness 10.0 mm,<br> Wavelength 370 nm
 92.4 %
<br>@Thickness 0.394 in,<br> Wavelength 370 nm
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
Descriptive Properties Value Comments
B 1
Climatic Resistance Test CR 1
HG 2
K (10-6mm2/N) 3.01
Phosphate Resistance PR 1
T1013.0 (°C) 584
T107.6 (°C) 661
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