Schott Glass 8240 Alkaline Earth Aluminosilicate Glass price 1722 per MT

Physical Properties
Density
2.67 g/cc @Temperature 25.0 °C

Mechanical Properties
Modulus of Elasticity
83.0 GPa
Poissons Ratio
0.23

Thermal Properties
CTE, linear
4.70 µm/m-°C @Temperature 20.0 - 300 °C
Thermal Conductivity
1.10 W/m-K @Temperature 90.0 °C
Transformation Temperature, Tg
790 °C
Softening Point
1005 °C
Working Point
1305 °C
Annealing Point
795 °C
Strain Point
750 °C

Optical Properties
Refractive Index
1.546 @Wavelength 587.6 nm
UV Transmittance
<= 72 % @Thickness 1.00 mm, Wavelength 330 nm

Component Elements Properties
Alkalis
<= 0.030 %

Electrical Properties
Volume Resistivity
1.00e+11 ohm-cm @Temperature 350 °C
Volume Resistivity
1.00e+13 ohm-cm @Temperature 250 °C
Dielectric Constant
6.6 @Frequency 1.00e+6 Hz, Temperature 25.0 °C
Dielectric Loss Index
0.0015 @Frequency 1.00e+6 Hz, Temperature 25.0 °C

Chemical Properties
Acid Class, SR
2
Alkali Class, AR
2

Descriptive Properties
Hydrolytic Resistance
Class HGB 1
Stress-optical Coefficient K (10-6mm2N-1)
2.7
tk100(Â°C)
630

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Andrey Kutuzov

University of Córdoba (Spain), email: [email protected]

Work with plastics from August, 2015

2 prices for Schott Glass 8240 Alkaline Earth Aluminosilicate Glass

Seller from Tehran – 2021-08-18:

Seller from Tehran work with company: Solvay, RTP Company, SABIC Innovative Plastics (GE Plastics), ALIMEX GmbH

Price: $1722 per MT

Seller from Sydney – 2021-07-08:

Seller from Sydney work with company: Solvay, Teknor Apex Company, SABIC Innovative Plastics (GE Plastics), ALIMEX GmbH

Price: $1912 per MT