|
Build Your Online Product Catalogs?
Product Name: |
Quartz Dead Ring
|
Supply Ability: |
|
Related proudcts |
quartz ring, |
Specifications |
customized |
Price Term: |
FOB,CIF |
Port of loading: |
Shanghai,Lianyungang |
Minimum Order |
|
Unit Price: |
|
|
Material
Quartz glass
Purity :
More than 99.99%
Characteristic :
1.high quality competitive price and elegant appearance
2.high temperature resistence and corrosion resisting
3.no bubble and no processing trade
4.long time to use
The properties of quartz boat :
chemical composition
Cr Ge Fe Mg Ti Ca Al Na Li K 0.1 0.4 1.5 0.4 0.1 0.8 16 2.3 0.5 2.0
spectral transmission at 1.0mm thickness
Nm ¡Ü220 255 280 315 350 380 590 780 % 89 91 93 93 93 93 93.2 93.4
physical properties
Density 20℃kg/m3 2.2 Coefficient of expansion 25-300℃/℃ 0.58 Softening point(℃) 1670 Annealning point(℃) 1210 Strain point(℃) 1110 Youngs Modulus 7.3¡Á105
|
Company: |
Donghai Kaikai Quartz Products Co.Ltd
|
Contact: |
Ms. Alice Lu |
Address: |
No.98 Huanghe Road Donghai County |
Postcode: |
222300 |
Tel: |
86-0518-87162881 |
Fax: |
86-0518-87162880 |
E-mail: |
|
|
|
|