China High Pressure Resistant High Quality Square Quartz Glass Plate, Find details about China Quartz Glass Plate, Quartz Plate from High Pressure Resistant High Quality Square Quartz Glass Plate
Property | Reference Value | Property | Reference Value |
Density | 2.203g/cm3 | Refractive Index | 1.45845 |
Compressive Strength | >1100Mpa | Coefficient of thermal expansion | 5.5×10-7cm/cm.ºC |
Bending Strength | 67Mpa | Melting point temperature | 1700ºC |
Tensile Strength | 48.3Mpa | The work temperature for a short time | 1400ºC~1500ºC |
Poisson's Ration | 0.14~0.17 | The work temperature for a long time | 1100ºC~1250ºC |
Elastic Modulus | 71700Mpa | Resistivity | 7×107Ω.cm |
Shearing Modulus | 31000Mpa | Dielectric Strength | 250~400Kv/cm |
Mohs Hardness | 5.3~6.5(Mohs Scale | Dielectric Constant | 3.7~3.9 |
Deformation Point | 1280ºC | Dielectric absorption coefficient | <4×104 |
Specific Heat(20~350 ºC | 670J/kg ºC | Dielectric loss coefficient | <1×104 |
Thermal Conductivity(20ºC) | 1.4W/m ºC |
Element | Al | Fe | Ca | Mg | Yi | Cu | Mn | Ni | Pb | Sn | Cr | B | K | Na | Li | Oh |
Fused quartz | 16 | 0.92 | 1.5 | 0.4 | 1.0 | 0.01 | 0.05 | <0.3 | <0.3 | <0.3 | <0.3 | 0.2 | 1.49 | 1.67 | <0.3 | 400 |
Synthetic Quartz Silica | 0.37 | 0.31 | 0.27 | 0.04 | 0.03 | 0.03 | 0.01 | <0.03 | <0.03 | <0.03 | <0.03 | <0.02 | 0.5 | 0.5 | <0.03 | 1200 |
Infrared Optical quartz | 35 | 1.45 | 2.68 | 1.32 | 1.06 | 0.22 | 0.07 | <0.03 | <0.03 | <0.03 | <0.03 | 0.3 | 2.2 | 3 | 0.3 | 5 |
Wavelength(nm) | Synthetic Fused Silica(JGS1) | Fused Quartz(JGS2) | Infrared Optical Quartz(JGS3) |
170 | 50 | 10 | 0 |
180 | 80 | 50 | 3 |
190 | 84 | 65 | 8 |
200 | 87 | 70 | 20 |
220 | 90 | 80 | 60 |
240 | 91 | 82 | 65 |
260 | 92 | 86 | 80 |
280 | 92 | 90 | 90 |
300 | 92 | 92 | 92 |
400-2000 | 92 | 92 | 92 |
2500 | 92 | 92 | 92 |
2730 | 10 | 30 | 90 |
3000 | 80 | 80 | 90 |
3500 | 75 | 75 | 88 |
4500 | 15 | 25 | 35 |
5000 | 7 | 15 | 30 |