High Purity Vacuum Quartz Glass Tube

• Application: School, Lab
• Customized: Customized
• Certification: CE, TUV
• Structure: Desktop
• Material: Quartz
• Type: Tubular Furnace
• Model NO.: CY-QT
• Softening Point(Degree): 1683
• Annealing Point: 1215
• Deformation Point: 1120
• Degree of Hardness: 5.5-5.6
• Density: 2.2
• Transport Package: Wooden Box
• Specification: OD. 80mm
• Trademark: CY
• Origin: Zhengzhou, China
• HS Code: 85141090
• Production Capacity: 21000 PCS Per Month

Product Description

High purity vacuum quartz tube
Specifications of vacuum quartz glass tube
1.high purity 
2.high temperature resistance 
3.corrosion resistance 
4.good transparency 
quartz glass tube
 
1, quartz glass tube: 
2 purity 99.99% min
3,Resistance 1100 degree, 1000 long time work
4,Low OH
5, Nice Appearances
 
 Materials of vacuum quartz glass tube
High purity quartz sand. 99.998% min
Advantage of the quartz glass tube:
 1. High temperature resistant, 1100 degree.
 2. Corrosion-resistant
 3. Good thermal stability
 4. Good transparency for light
 5. Good electrical insulation
 
 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

 
quartz glass tube Spectral transmission at 1.0mm thickness

mm	<220	255	280	315	350	38	590	780
%	89	91	93	93	93	93	93.2	93.4

 
Physical Properties of vacuum quartz glass tube

(g/cc)Density20 °C kg.m-3	2.2
Degree of Hardness Moh's Scale	5.5-5.6
Softening point(degree)	1683
Annealing   point	1215
Deformation   Point	1120

More photos of vacuum quartz glass tube