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Transparent polished quartz glass window plate

Transparent polished quartz glass window plate

PCHAO brand industrial sight glass give you professional custom!
Address:Room 1624, Jing Ye Gong Yuan Guo Ji, Jin Sui road and New Second Street intersection, Xin Xiang city, Henan Province, China
Phone: +8613569413718

Description of Transparent polished quartz glass window plate

1.High purity quartz ,SiO2> =99.99%
2.No bubble, strip, chipping or scratch
3.we can manufacture the quartz products according to customer’s design
 Features of JD Wholesale Heat Resistant Fused Silica Quartz Glass Plate:
1.High purity made of 99.99% pure quartz
2.Strong Hardness, Can reach Morse level 7.
3.High temperature resistance, can work under 1200°C continuously,and in short time can even work under 1500°C.
4.Acid and Alkali resistance. Except Hydrofluoric acid,  JD Square Heat Resistant Fused Silica Quartz Glass Plate does not react with any acid
5.Electric insulation, it is 10000 times of usual glass.
6.High light transmittance , it is different from 85%-95% depend on different spectrum.
7.Excellent thermal shock stability ,Small thermal expansion coefficient,it is only 5.5×10-7/℃
8.Control in less than 20 PPM, 15 PPM, 10 PPM, 5 PPM ,2 PPM.

Technical Date

Density 2.203 g/cm3
Hardness 7 (Modified Scale); 5.36.5 (Mohs Scale)
Tensile strength 48.3 MPa
Compressive strength >1.1 GPa
Bulk modulus ~37 GPa 
Rigidity modulus 31 GPa 
Poisson's ratio 0.16
Coefficient of thermal expansion 5.5×10-7 cm/(cmK) ( from 20°C to 320°C)
Thermal conductivity 6.2 W/(mK)
Softening point 1730°C 
Annealing point 1180°C 
Strain point 1075°C 
Electrical resistivity >1018 Ωm
Dielectric constant 3.75 at 20°C 1 MHz


Widely used in Medical, Electronics instrument, Scientific research, Optical industry etc.We also produce Clear Quartz Plate, Translucent Quartz Plate and other quartz products.
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Contact Us
Xinxiang Pan Chao Instruments Co., Ltd.

Tel: +86 13343800331

Contact person:Carrie Niu

Fax: 0373 303 0331