three-cavity tube
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Detailed Product Description
The standard for the high borosilicate glass 3.3
1.Physical and Chemical Performance
Expansion Coefficient:(32.5±0.5)×10-7/oC
Densityg/cm32.23±0.02
Water-resistance:First Class
Acid-resistance: First Class
Alkali-resistance: Second Class
Softening Point: 820oC
Temperature of Divitrification: 695oC-1180oC
Technical Data &amnbsp; &nbs
Melting Temperature(oC): 1680
Forming Temperature (oC) :1260
Softening Temperature (oC)830
Annealing Point(oC): 560
Hardness:7
three-cavity tube
Product Showcase[30]
Company Info
Haining Jianeng Solar Energy Industry Co., Ltd.
[China]
[Verified Member]
City: Jiaxing
Province/State: Zhejiang
Country/Region : China
Business Type:Manufacturer, Trading Company
Online Postings: Products