- Product Sort:Decorative Glass
- Contact Person:WangQing
- Location:Shandong China
- Post Time:2012/12/20
Detail Information:
High Borosilicate Glass Joints:
-- High Heat Resistant Borosilicate Glass;
-- Female and Male Ground Glass Joints;
-- Color: Blue, Green, Amber, Yellow, Opaque Black, Transparent Black, Pink, Purple etc;
Main Composition:
Main Composition
SiO2
B2O3
Al2O3
Na2O+K2O
80±0.5%
13±0.2%
2.4±0.2%
4.3±0.2%
Physical and Chemical Properties:
Coefficient of mean linear thermal expansion (20°C/300°C)
Softening point
Melting point
Transformation temperature
Hydrolytic
resistance
at 98°C
Hydrolytic resistance at 121°C
Acid resistance class
Alkali resistance class
Applications
3.3±0.1 (10-6K-1)
820±10°C
1260±20°C
525±15°C
ISO719-HGB1
ISO720-HGA1
ISO1776-1
ISO695-A2
Superior heat- resisting products and crafts
more
Other products of this company
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