Quartz glass from QS

WE HAVE THE RIGHT MATERIAL FOR YOUR APPLICATION

You need quartz glass components for your products ?

QS offers a wide range of products made of natural quartz as well as synthetic material. You can choose from our broad variety of flat or cylindrical glasses. Glasses with functional coatings as well as doped quartz materials are also available. Additionally, you will also find various components, such as standard cuts.

Benefit from great advantages using our materials in fields of chemistry, electronics, mechanics and optic industry.

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The properties of our quartz glass

Transmission Curve

Plates

Tubes

Thermal Properties

Thermal properties quartz glass Natural quartz Glass Synthetic quartz Glass
Coefficient of expansion
25-300°C
cm/ cm°C
5.5 x 10^-7
5.4 x 10^-7
Thermal conductivity
20°C
W/ Kg°C
1,4
1,4
Specific heat
20°C
J/ Kg°C
670
670
Softening temperature
°C
1670
1700
Upper relaxation limit
°C
1200
1100
Lower relaxation limit
°C
1110
1000
Max. Operating temperature
°C
1650
1700
Continuous
°C
1100
950
Short term
°C
1240
1250

Transmission Curve

Platten

Rohre

Thermal Properties

Thermal properties quartz glass Natural quartz Glass Synthetic quartz Glass
Coefficient of expansion
25-300°C
cm/ cm°C
5.5 x 10^-7
5.4 x 10^-7
Thermal conductivity
20°C
W/ Kg°C
1,4
1,4
Specific heat
20°C
J/ Kg°C
670
670
Softening temperature
°C
1670
1700
Upper relaxation limit
°C
1200
1100
Lower relaxation limit
°C
1110
1000
Max. Operating temperature
°C
1650
1700
Continuous
°C
1100
950
Short term
°C
1240
1250

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