UQG Optics

QUARTZ ROD
Typical Trace Element Composition
(ppm by weight: analysis via Direct Reading Spectrometer)
Al As B Ca Cd Cr Cu Fe K Li Mg Mn Na Ni P Sb Ti Zr OH
14 <0.002 <0.02 0.4 <0.01 <0.05 <0.05 0.2 0.6 0.6 0.1 <0.05 0.7 <0.1 <0.2 <0.003 1.1 0.8 10
Typical Physical Properties
Mechanical
Density 2.2x103 kg/m3
Hardness 5.5 - 6.5 Mohs’ scale; 570
KHN100
Design Tensile Strength 4.8x107 Pa
(N/m2);7000psi
Design Compressive Strength >1.1x109
Pa;160,000psi
Bulk Modulus 3.7x1010 Pa; 5.3x106 psi
Rigidity Modulus 3.1x1010 Pa; 4.5x106 psi
Young’s Modulus 7.2x1010 Pa; 10.5x106 psi
Poisson’s Ratio 0.17

 
Thermal
Coeff. of exp. (20 - 320 °C) 5.5x10-7 cm/cm
· °C
Thermal Conductivity (20 °C) 1.4 W/m · °C
Specific Heat (20 °C) 670 J/kg · °C
Softening Point 1683 °C
Annealing Point 1215 °C
Strain Point 1120 °C

 
Electrical
Electrical Resistivity (350 °C) 7x107 ohm cm
Dielectric Constant (20 °C and 1MHz) 3.75
Dielectric Strength (20 °C and 1MHz) 5x107 V/m
Dielectric Loss Factor (20 °C and 1MHz) < 4x10-4
Dissipation Factor (20 °C and 1MHz) < 1x10-4


Index of Refraction 1.4585

 


WHILE EVERY ATTEMPT HAS BEEN MADE TO VERIFY THE SOURCE OF THE INFORMATION, NO RESPONSIBILITY IS ACCEPTED FOR ACCURACY OF DATA.