Donghai Young Light Technology Co., Ltd

Phone: +86 182-1749- 9523

Email: info@quartzinfraredheating.com

Our Products – Quartz Glass Tube/ Sheet

High Temperature Resistant Quartz Glass Tube

 

Dimensional Tolerance

Range of OD

OD

WT

Siding

Out of Round

Bow\1220mm

≤6mm

±2.0%

±10%

12%

2.0%

2.5mm

6.00-15.00mm

±1.25%

±8%

10%

1.5%

2.5mm

15.00-20.00mm

±1.25%

±10%

15%

1.5%

2.5mm

20.00-25.00mm

±1.25%

±10%

15%

1.5%

3.0mm

25.00-30.00mm

±1.35%

±12%

15%

1.5%

3.0mm

30.00-80.00mm

±1.5%

±14%

15%

2.0%

3.0mm

80.00-100.00mm

±1.0%

±0.5mm

15%

2.0%

3.0mm

100.00-120.00

±1.5%

±0.8mm

15%

2.0%

3.0mm

120.00-160.00

±1.8%

±1.0mm

20%

2.5%

3.0mm

160.00-180.00

±3.0%

±1.0mm

25%

2.5%

3.0mm

180.00-200.00

±4.0%

±1.5mm

25%

2.5%

3.0mm

200.00-240.00

±4.0%

±1.5mm

25%

2.5%

3.0mm

240.00-280.00

±6.0%

±2.0mm

25%

2.5%

3.0mm

280.00 above

±8.0%

±3.0mm

25%

2.5%

3.0mm

Chemical composition (ppm)

AL

Fe

K

Na

Li

Ca

Mg

Cu

Mn

Cr

B

Ti

5-12

0.19-1.5

0.71-1.6

0.12-1.76

0.38-0.76

0.17-1.23

0.05-0.5

0.05

0.05

<0.05

<0.1

<1.0

Spectral transmission at1.0mm thickness

mm

<220

255

280

315

350

38

590

780

%

89

91

93

93

93

93

93.2

93.4

high temperature clear quartz glass plate

 

Shape: round, square, rectangular and various shapes are available. 

 

Size and thickness: 

Square type 
100mmx100mmx(thickness 1mm-30mm) 
150mmx150mmx(thickness 1mm-30mm) 
200mmx200mmx(thickness 1mm-30mm) 
200mmx400mmx(thickness 1mm-30mm) 
300mmx300mmx(thickness 1mm-30mm) 
400mmx400mmx(thickness 1mm-30mm) 
Other size can be made according to customers detailed requirements.

Circular shape 
Diameter 50mmx (thickness 1mm-30mm ) 
Diameter 100mmx(thickness 1mm-30mm ) 
Diameter 150mmx(thickness 1mm-30mm ) 
Diameter 198mmx(thickness 1mm-30mm ) 
Other size can be made according to customers detailed requirements.

 

Physical properties  
SiO2 :  99.99%
Density : 2.2(g/cm3)
Degree of hardness mosh’ scale :  6.6
Coefficient of expansion 25–300℃ ℃-1  ( ×10-6  ) 0.58
Melting point:  1732°C
Working temperature :  Under 1100°C
Max temperature can reach in a short time :  1450°C
Acid tolerance:  30 times than Ceramics , 150 times than Stainless steel
Visible light transmittance :  above 93%
UV spectral region transmittance: 80%
Resistance value : 10000 times than ordinary glass
Annealing point: 1180°C
softening point: 1630°C
Strain point: 1100°C
Spectral Transmission at 1.0mm Thickness
nm 220 255 280 315 350 380 590 780
% 89 91 93 93 93 93 93.2 93.4
Chemical  Composition, unit: PPM
K+Na Ca Fe Al Mg Ti Ba Li Cu
<10 <3.0 <1.5 <20 <1.0 <3.0 <0.2 <1.0 <0.5

 

Application of quartz plate: military  industrial  complex,  machinery, metallurgy, printing and dyeing, 

optical instruments, high temperature sight glasses, Firehole industries

such as high temperature and other industries, electric light source equipment, Laboratory instrument, chemical apparatus. 

 

Application of standard clear quartz tube: halogen lamp, mercury lamp, single end lamp, automobile lamp, stage lamp, The thermoelectric boiler, The photocopier lamp, Water treatment lamp casing, quartz ware and pipe.