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Formula: SiO₂ 57/Al₂O₃ 36/CaO/MgO/BaO
Form: Tube
Material: Alumino-silicate Glass
Commodity: Ceramics
Aluminosilicate Glass Tube is a type of specialty glass tube product offered by Goodfellow within its range of materials. These glass tubes are known for properties such as high temperature resistance, high strength, and good optical transmission. With Goodfellow's selection of aluminosilicate glass tubes, there are 5 variations available with differing dimensions to suit different applications. These tubes find use in applications such as scientific research, lamp envelopes, and high temperature process tubing where durability at high temperatures is critical.
Technical Data Sheet Safety Data Sheet Tolerance Properties
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Tolerances

Tube
Outside Diameter =<2mm ±10%
Outside Diameter =<5mm ±10%
Outside Diameter >5mm ±10%
Wall Thickness ±20%

Material Properties for Ceramics

Chemical Resistance
Element Value
Acids - concentrated Fair
Acids - dilute Good
Alkalis Good
Physical Properties
Element Value
Refractive index 1.54
Apparent porosity( % ) 45
Density( gcm⁻³ ) 2.65
Thermal Properties
Element Value
Upper continuous use temperature( C ) 900
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 5@20-1000°C

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