Detailed Borosilicate Colored Glass Rod Description:
1) Available colors: dark blue, light blue, amber, light yellow, green, pink, purple, red and opaque black. 2) Regularly stocked rod diameter: 4-30mm. 3) Regularly stocked rod length: 1,200mm. 4) Customized sizes are available (outside diameter: 3.5-46mm). 5) Main composition: a) SiO2: 80 ±0.5% ; b) B2O3: 13 ±0.2% ; c) Al2O3: 2.4 ±0.2% ; d) Na2O (+K2O): 4.3 ±0.2%. 6) Chemical properties: a) Coefficient of mean linear thermal expansion (20/300 °C): 3.3±0.1 (10-6K-1) ; b) Transformation temperature: 525±15°C ; c) Working point: 1,260 ±20°C ; d) Softening point: 820 ±10°C ; e) Density at 20°C: 2.23g/cm² ; f) Hydrolytic resistance at 98°C: ISO719-HGB1 ; g) Hydrolytic resistance at 121°C: ISO720-HGA1 ; h) Acid resistance class: ISO1776-1 ; i) Alkali resistance class: ISO695-A2
- Products ID: 23483
- Product Category: New Materials
- Post date: Aug 15, 2008
Our company is specialized exporter, manufacturer and supplier of Borosilicate Colored Glass Rod in china.
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