Construction and Real Estate Business Directory << Building Glass << Borosilicate 3.3 Colored Glass Tubing (Amber)

Borosilicate 3.3 Colored Glass Tubing (Amber)

Borosilicate 3.3 Colored Glass Tubing (Amber)
1) Available colors: dark blue, light blue, amber, light yellow, green, pink,
purple, red and opaque black
2) Regularly stocked tubing size (diameter x wall thickness): 25 x 4mm,
32 x 3.2mm, 32 x 4mm, 38 x 3.2mm, 38 x 4mm, 44 x 4mm, 51 x 4mm,
51 x 4.8mm
3) Customized sizes could be made
4) Regularly stocked rod diameter: 4mm - 35mm
Main composition:
1) Si O2: 80±0.5%
2) B2O3: 13±0.2%
3) Al 2O3: 2.4±0.2%
4) Na 2O(+K2O): 4.3±0.2%
Chemical properties:
1) Coefficient of mean linear thermal expansion (20° C/300° C):
3.3±0.1 (10-6K-1)
2) Transformation temperature: 525±15° C
3) Working point: 1,260±20° C
4) Softening point: 820±10° C
5) Density at 20° C: 2.23g/cm?
6) Hydrolytic resistance at 98° C: ISO719-HGB1
7) Hydrolytic resistance at 121° C: ISO720-HGA1
8) Acid resistance class: ISO1776-1
9) Alkali resistance class: ISO695-A2
Export cartons on fumigated wooden pallet

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