Borosilicate 3.3 Colored Glass Tubing (Opaque Black )
Product Name: Borosilicate 3.3 Colored Glass Tubing (Opaque Black )Model Number: HH004Place of Origin: ChinaFeatures:1) Available colors: dark blue, light blue, amber, light yellow, green, pink,purple, red and opaque black2) 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 4.8mm3) Customized sizes could be made4) Regularly stocked rod diameter: 4mm - 35mmMain composition:1) SiO2: 80±0.5%2) B2O3: 13±0.2%3) Al2O3: 2.4±0.2%4) Na2O (+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°C3) Working point: 1,260±20°C4) Softening point: 820±10°C5) Density at 20°C: 2.23g/cm²6) Hydrolytic resistance at 98°C: ISO719-HGB17) Hydrolytic resistance at 121°C: ISO720-HGA18) Acid resistance class: ISO1776-19) Alkali resistance class: ISO695-A2PackingExport cartons on fumigated wooden pallet
Features:1) Available colors: dark blue, light blue, amber, light yellow, green, pink,purple, red and opaque black2) Regularly stocked tubing size (diameter x wall thickness): 25 x 4mm,32 x 3.2mm, 32
Features:1) Available colors: dark blue, light blue, amber, light yellow, green, pink,purple, red and opaque black2) Regularly stocked tubing size (diameter x wall thickness): 25 x 4mm,32 x 3.2mm, 32
Features:1) Available colors: dark blue, light blue, amber, light yellow, green, pink,purple, red and opaque black2) Regularly stocked tubing size (diameter x wall thickness): 25 x 4mm,32 x 3.2mm, 32
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