Features
Density |
2.2x103 kg/m3 |
Dielectric Properties |
(20°C and 1 MHz) |
Hardness |
5.5 - 6.5 Mohs' Scale 570 KHN 100 |
Constant |
3.75 |
Design Tensile Strength |
4.8x107 Pa (N/m2) (7000 psi) |
Strength |
5x107 V/m |
Design Compressive Strength |
Greater than 1.1 x l09 Pa (160,000 psi) |
Loss Factor |
Less than 4x10-4 |
Bulk Modulus |
3.7x1010 Pa (5.3x106 psi) |
Dissipation Factor |
Less than 1x10-4 |
Rigidity Modulus |
3.1x1010 Pa (4.5x106 psi) |
Index of Refraction |
1.4585 |
Young's Modulus |
72GPa (10.5x106 psi) |
Constringence (Nu) |
67.56 |
Poisson's Ratio |
0.17 |
Velocity of Sound-Shear Wave |
3.75x103 m/s |
Coefficient of Thermal Expansion |
5.5x10 -7 cm/cm·°C (20°C-320°C) |
Velocity of Sound/Compression Wave |
5.90X103 m/s |
Thermal Conductivity |
1.4 W/m·°C |
Sonic Attenuation |
Less than 11 db/m MHz |
Specific Heat |
670 J/kg·°C |
Permeability Constants(700°C) |
(cm3 mm/cm2 sec cm of Hg) |
Softening Point |
1683°C |
Helium |
210x10-10 |
Annealing Point |
1215°C |
Hydrogen |
21x10-10 |
Strain Point |
1120 °C |
Deuterium |
17x10-10 |
Electrical Resistivity |
7x107 ohm cm (350°C) |
Neon |
9.5x10-10 |
Parameter/ Value |
JGS1 |
JGS2 |
JGS3 |
Maximum Size |
<φ200mm |
<φ300mm |
<φ200mm |
Transmission Range |
0.17~2.10um (Tavg>90%) |
0.26~2.10um (Tavg>85%) |
0.185~3.52um (Tavg-85%) |
OH- content |
1200ppm |
150ppm |
5ppm |
Fluorescence (ex254nm) |
Virtually Free |
Strong V-B |
Strong V-B |
Impurity Content |
5ppm |
20-40ppm |
40-50ppm |
Birefringence Constant |
2-4nm/cm |
4-6nm/cm |
4-10nm/cm |
Melting Method |
Synthetic CVD |
Oxy-Hydrogen melting |
Electrical melting |
Applications |
Laser substrate: window, lens, prism, mirror |
Semiconductor and high temperature window |
IR & UV substrate |
Packing & Delivery
Packing & delivery quartz glass tube
plastic bubbles
2.polystyrene foam sheet
3.carton
4.wooden case
5.delivery by shipping or Express, such as EMS/DHL/TNT/UPS/Fedex within 3-5 working days.
Services
1. After-sales service
We promise that we can change or Refund the products if there is any quality problem.
2. Sample:
We would like to give suitable suggestions about the HM quartz glass tube, as required within 2-5days, are usually delivered by EMS/DHL or SF-express. So, you can receive them within 4-10days.
3. OEM: Accept OEM orders
http://www.tengjunquartz.com/