Collection: Borosilicate Glass Tube

Tubular borosilicate glass can be used in tanks, boilers, reservoirs, flow reading equipment and much more. The borosilicate glass construction makes the tubular high pressure glass durable enough to hold up to high pressure, high temperatures and even corrosive chemicals.
Performance
Temperature resistance:250
Color: transparent clear
Transmittance: 91%
Density: 2.23 g/cm3
Morris hardness: 7
Composition content: Boron: 12.5~13.5%, silicon: 78~80%
Shape: Round, Square with holes, uncommon shape etc.
Modulus of elasticity:63•103N•mm-2
Poisson's ratio: 0.18
Tensile strengt: 4.8x107pa(N/M2)
Compressive strength: (0-300) 3.3±0.1×10-6K-1
Thermal conductivity: 1.2W•m-1•k-1
Annealing point: 560°C
Softening point: 820±10°C
Electrical resistivity:>1018 Ωm
Dielectric constant: 4.6 1 MHz, 25
Water resistance: ISO719 HGB Level 1
Acid resistance: ISO195 HGB Level 1
Alkali resistanceISO695 HGB Level 2
46 products
  • Red line with white line glass tube for liquid level indicator
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  • PTFE (Polytetrafluoroethylene) Rubber Ring gasket for cock level gauge/glass tube level gauge
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  • PTFE (Polytetrafluoroethylene) Rubber Ring cone gasket for cock level gauge/glass tube level gauge
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  • Fluoro Rubber Ring (FPM or FKM) Rubber Ring gasket for glass tube level gauge/cock level gauge
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  • Nitrile Rubber Ring gasket for glass tube level gauge/cock level gauge
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  • Silicone Rubber Ring for cock level gauge and glass tube level gauge
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  • Borosilicate glass tube 3 3/4'' outer diameter 5mm wall thickness 100mm height
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    $15.50
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  • Borosilicate glass tube 3 14/15'' outer diameter 5mm 7mm 9mm wall thickness 100mm height
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  • Borosilicate glass tube 4 1/3'' outer diameter 5mm 8mm wall thickness 100mm height
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  • Borosilicate glass tube 4 1/2'' outer diameter 5mm 7mm wall thickness 100mm height
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    $20.50
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  • Borosilicate glass tube 4 3/4'' outer diameter 5mm 7mm 9mm wall thickness 100mm height
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  • Borosilicate glass tube 5 1/9'' outer diameter 5mm 9mm wall thickness 100mm height
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