Schott N-PSK53A Glass

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Schott N-PSK53A Glass
Categories:	Ceramic; Glass
Material Notes:	Information Provided by SCHOTT North America, Inc.
Key Words:	618634.357
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	3.57 g/cc	0.129 lb/in³

Chemical Properties	Metric	English	Comments
Acid Class, SR	53.3	53.3
Alkali Class, AR	2.3	2.3
Stain Resistance Class, FR	1.0	1.0

Mechanical Properties	Metric	English	Comments
Knoop Microhardness	415	415	.1/20
Modulus of Elasticity	76.0 GPa	11000 ksi
Poissons Ratio	0.288	0.288
Shear Modulus	30.0 GPa	4350 ksi	calculated

Thermal Properties	Metric	English	Comments
CTE, linear	9.60 µm/m-°C @Temperature -30.0 - 70.0 °C	5.33 µin/in-°F @Temperature -22.0 - 158 °F
	10.8 µm/m-°C @Temperature 20.0 - 300 °C	6.00 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.590 J/g-°C	0.141 BTU/lb-°F
Thermal Conductivity	0.640 W/m-K	4.44 BTU-in/hr-ft²-°F
Transformation Temperature, Tg	606 °C	1120 °F
Softening Point	699 °C	1290 °F	Viscosity 10^7.6 dPa s
Annealing Point	609 °C	1130 °F	Viscosity 10^13.0 dPa s

Optical Properties	Metric	English	Comments
Refractive Index	1.618 @Wavelength 587.6 nm	1.618 @Wavelength 587.6 nm	n_d
	1.62033 @Wavelength 546.1 nm	1.62033 @Wavelength 546.1 nm	n_e
Abbe Number	63.1	63.1	ve
	63.39	63.39	vd
Optical Dispersion	0.009749	0.009749	nf - nc
	0.009831	0.009831	nf' - nc'
Transmission, Visible	94 % @Thickness 10.0 mm, Wavelength 460 nm	94 % @Thickness 0.394 in, Wavelength 460 nm
	95.9 % @Thickness 10.0 mm, Wavelength 380 nm	95.9 % @Thickness 0.394 in, Wavelength 380 nm
	98.8 % @Thickness 10.0 mm, Wavelength 405 nm	98.8 % @Thickness 0.394 in, Wavelength 405 nm
	99.8 % @Thickness 10.0 mm, Wavelength 580 nm	99.8 % @Thickness 0.394 in, Wavelength 580 nm
	99.8 % @Thickness 10.0 mm, Wavelength 700 nm	99.8 % @Thickness 0.394 in, Wavelength 700 nm
IR Transmittance	60.9 % @Thickness 10.0 mm, Wavelength 2500 nm	60.9 % @Thickness 0.394 in, Wavelength 2500 nm
	98.2 % @Thickness 10.0 mm, Wavelength 1530 nm	98.2 % @Thickness 0.394 in, Wavelength 1530 nm
UV Transmittance	6.1 % @Thickness 10.0 mm, Wavelength 310 nm	6.1 % @Thickness 0.394 in, Wavelength 310 nm
	52.5 % @Thickness 10.0 mm, Wavelength 334 nm	52.5 % @Thickness 0.394 in, Wavelength 334 nm
	92.8 % @Thickness 10.0 mm, Wavelength 370 nm	92.8 % @Thickness 0.394 in, Wavelength 370 nm

Descriptive Properties
B	1
Climatic Resistance Test CR	1
HG	6
K (10^-6mm²/N)	1.16
Phosphate Resistance PR	4.3

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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