type
|
main application
|
characteristics
|
|
Standard Quartz |
standard quartz
EN07
EN07EB OH ≤5ppm
|
industrial standard quartz, used in many industries such as semiconductor, high quality lamps and other hi-temperature fields
|
|
|
Lamps Quartz |
standard EN07
|
EN07EB OH ≤5ppm
|
quality high pressure mercury lamps, metal halide lamps, medium pressure ozone producing UV lamps
|
see above
|
|
metal halide lamps, xenon flash lamps, laser flash lamps, medium preEN07SB OH≤1ppmssure ozone producing UV lamps, sleeve of medium pressure ozone producing UV lamps
|
Low cost EN09
|
EN09UB OH≤150ppm
|
sleeve of low pressure ozone free UV lamps, thermo-cou ple, low cost halogen bulbs, exhaust tube of low pressure lamps
|
electrically fused clear quartz using slightly lower purity quartz sand model N09 of SiO2 >99.95% as raw material, it has good dimensional tolerance, good thermal and mechanical properties, has certain air line and bubble content, available in tube, rod and plate
|
EN09UB OH≤15ppm
|
halogen bulbs, high pressure mercury lamps, exhaust tube of medium pressure and high pressure lamps, laborotary, chemical industries and other fields where purity is not critical
|
Low alkaline PN05
|
PN05 OH≤5ppm
|
lamps for critical application, for example UHP-lamps for digital projection
|
plasma fused clear quartz using specially purified quartz crystal sand model N05 with SiO2>99.995% as raw material. The K+Li+Na is reduced to 0.5 ppm. It is drawn without the use of mandrel and die, has very good homogeneity and very low bubble content
|
cerium (Ce) doped
|
EN09Ce NBOH
≤70ppm |
UV stop halogen bulbs, sleeve of metal halide lamps and HID automobile lamps, low cost UV stop application |
electrically fused cerium doped quartz is known as UV stop or UV cut quartz, it blocks UV radiation almost completely and has very high transmission in visible light region, to dope N09 material and N07 material, we get EN09Ce and EN07Ce respectively, except its special optical properties, it has the same properties as its original clear quartz, available in tube, rod and plate
|
EN09Ce EB OH
≤20ppm |
quality UV stop halogen bulbs |
EN07Ce EB OH
≤5ppm |
medium pressure, high pressure UV stop lamps |
EN07Ce SB OH
≤lppm |
medium pressure, high pressure UV stop lamps |
PN08Ce OH
≤5ppm |
quality laser flash lamps |
plasma fused cerium doped quartz glass, is blocking UV radiation almost completely, it is drawn without the use of mandrel and die, therefore free from drawing line, it has very high homogeneity and very low bubble content, available in tube and plate
|
|
|
titanium (Ti) doped
|
EN09TiNB OH≤15ppm
|
Low pressure ozone free UV lamps
|
electrically fused titanium. doped quartz is known as ozone free quartz. It has cut off at ozone producing line of wavelength 220nm. We dope material N09 and N07 to get doped quartz glass EN09Ti and EN07Ti respectively. Except its special optical properties, it has the same dimensional, thermal, mechanical properties as its original clear quartz. Available in tube, rod, ingot and plate.
|
EN07TiEB OH≤5ppm
|
medium pressure, high pressure ozone free UV lamps such as ozone free reprographic lamps, xenon flash lamps
|
EN07TiSB OH≤1ppm
|
quality medium pressure, high pressure ozone free UV lamps, such as ozone free reprographic lamps, xenon flash lamps, sleeve of medium pressure UV lamps.
|
PN08Ti OH≤5ppm
|
quality laser flash lamps, quality xenon flash lamps
|
plasma fused titanium doped quartz glass,has cut off at ozone producing line of wavelength 220 nm,it is drawn without the use of mandrel and die, free from drawing line, it has high homogeneity and very low bubble content, avaiable in tube and plate.
|
|
Semiconductor & Optical Quartz |
EN07EB
OH≤5ppm
|
the tube is used in semiconductor diffusion, oxidation and LPVCD process, the rod is used in silicon wafer carner, the ingot is used to be made into plate & flange in semiconductor and optics
|
see standard quartz
|
FN08
OH≤175ppm
|
handle rod & tube of fiber optics, low cost semiconductor, laboratory quart ware,insulation, aerospace and so on, can not be used in infrared
|
flame fused clear quartz glass, using quartz sand model N08 with SiO2>99.98% as raw material. The purity of N08 is in the middle of N07&N09. It has very low bubble and no drawing line. Available in tube, rod, ingot, plate, wool, yarn, fabrics
|
PN08
OH≤5ppm
|
infrared application, handle rod & tube of fiber optics
|
plasma fused clear quartz glass, using quartz sand model N08 with SiO2>99.98% as raw material, has very low bubble, no drawing line and low OH, available in tube, rod, ingot and plate.
|
FS03
OH≤175ppm
|
critical semiconductor application. optics, can not be used in infrared.
|
ultra high purity synthetic flame fused clear quartz glass. It uses synthetic chemical SiCl4 with SiO2> 99.9995% as raw material. Has super high purity and excellent visual of nearly no bubble. Available in tube, rod, ingot, plate
|
PS03
OH≤5ppm
|
critical semiconductor application, infrared application, optics, deep UV application
|
ultra high purity synthetic plasma fused clear quartz glass. It uses synthetic chemical SiCl4 with SiO2>99.9995% as raw material. Has super high purity and low OH, excellent visual of nearly no bubble. Available in tube, rod, ingot, plate
|
|
Fiber Optics Quartz |
low alkaline PN05
|
PN05 OH≤5ppm
|
substrate tube for optical preform
|
see lamps quartz PN05
|
|
Quartz Crucible for Silicon Growing |
AN07 OH≤50ppm
|
monocrystalline silicon ingot growing used for solar cell wafer
|
electric-arc fused quartz crucible, it has clear inner surface and sandy opaque outer surface, using quartz sand model N07 of SiO2>99.99% as raw material. Available in 12", 14", 16" , 18", 20", 22".
|
|
|
Elements
|
Al
|
Fe
|
Ca
|
Mg
|
Li
|
K
|
Na
|
Ti
|
Component
|
Clear Quartz Tube, Dehydroxyl Clear Quartz Tube, Low Hydroxyl Clear Quartz Tube
|
23.2
|
4.8
|
3.1
|
2.5
|
2.0
|
504
|
6.1
|
-
|
UV- block Quartz Tube, Dehydroxyl UV-Block Quartz Tube, Low Hydroxyl UV- Block Quartz Tube
|
22.70
|
0.51
|
0.63
|
-
|
4.27
|
0.69
|
2.4
|
-
|
High Ozone Clear Quartz Tube
|
16.20
|
0.23
|
0.40
|
-
|
0.90
|
0.60
|
0.90
|
-
|
|
|
Property
|
Typical values |
Property |
Typical Values |
|
1680℃
|
Cofficient of Thermal Expansion
( 20 - 320 ℃)
|
5.7×10-7 cm / cm.℃
|
|
1210℃
|
Thermal Conductivity (20℃ )
|
1.4 W / m.℃
|
|
1120℃
|
Specific Heat (20℃ )
|
670 J / Kg.℃
|
Density
|
2.2g/cm3
|
Electrical Resistivity (350℃ )
|
7×107 ohm.cm
|
Hardness
|
5.5-6.5Mohs'
|
Dielectric Constant
|
3.75
|
Tensile Strength
|
4.8×107 N/m2
|
Dielectric Strength
|
5×107 V/m
|
Compressive Strength
|
1.1×109 N/m2
|
-
|
-
|
|
|
Transmittance rate:(Tested at 1.0 mm thickness) |
|
190
|
253.7
|
312
|
312 - 800
|
Clear Quartz Tube
|
40
|
87
|
91
|
91-92
|
Low Hydroxyl Clear Quartz Tube
|
45
|
87
|
91
|
91-92
|
Dehydroxyl Clear Quartz Tube
|
63
|
88
|
91
|
91-92
|
High Ozone Clear Quartz Tube
|
68
|
89
|
91
|
91-92
|
|
220
|
253.7
|
320
|
320 - 800
|
416 - 800 |
UV-Block Quartz Tube
|
0
|
<20
|
0
|
90
|
Ozone free Quartz Tube
|
0
|
>86
|
91
|
90
|
|
|
Quartz Tube Transmittance curve |
|
|