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Borosilicate glass 3.3 acc. to ISO 3585. It exhibits high chemical resistance, high hydrolytic resistance, high resistance to thermal shock, high temperature resistance, electrically highly insulating and high transmittance. DURAN® is a registered trademark of DWK Life Sciences GmbH.
See where Borosilicate Glass DURAN® falls on the material property chart for Density against Elastic modulus in your materials selection and design process. Our Ashby charts are interactive with more technical data upon clicking. Sign up to get access to this premium feature for free.
2.23 g/cm³ at 20 °C
63 GPa at 20 °C
0.2 [-] at 20 °C
Viscosity 10¹³ dPa.s (ISO 7884-4)
Coefficient of thermal expansionα
3.3E-6 1/K at 20 °C
mean value for 20-300 °C - ISO 7991
Glass transition temperatureTg
Viscosity 10⁷·⁶ dPa.s (ISO 7884-3)
Specific electrical resistance temperatureTk
For ρ = 10⁸ Ω·cm
1.2 W/(m·K) at 90 °C
Viscosity 10⁴ dPa.s (ISO 7884-2)
Dielectric constant, 1MHzεr,1MHz
4.6 [-] at 20 °C
1000000 Ω·m at 250 °C
Loss tangent, 1MHztanδ1,MHz
3.7E-3 [-] at 20 °C
at λ=587.6 nm
Stress optical coefficientk
max., Lead, Cadmium, Mercury and Hexavalent Chromium
Engineering (Heat exchanger, Desulphorization plants, Ozone generators, Photobioreactors, Instruments / Barometers / Aerometers / Sightglasses), Electronic components (Fuses), Signal intensifier, detector and (fibre-) optics (Transmitter and x-ray tubes, Photomultipliers), Sensors, Home (Aquarium heating tubes, Furniture, Sprinkler fuses, Food packaging/cosmetics, Architecture, Galileo thermometers, Outdoor patio heater, Christmas ornameters, Handle for cups, Partition walls and Giftware), Lighting (Explosion proof lighting, Neon tubing, Flah lamps, Lamp bulbs, Exhaust and plate tubing, Safety lighting, Autonomous street lighting), Laboratory/Industrial Technology (Glassblown laboratory ware, Test tubes, NMR tubes, Measuring cylinders, Microlitetre, Syringe, Pipettes, Thermometry, Glass Straws, Pressed glass articles like balls and lenses, Technical articles), General-purpose glass for apparatus for the chemical industry, Sight- and Gauge glasses, pipelines and lab glassware, Sprinkler, Art installations, LiDAR & Radar, Pneumatic Conveying Systems, Photobioreactors, Water treatment,
Hydrolytic resistance Class HGB1 (ISO 719) - Acid resistance Class S1 (DIN 12116) - Alkali resistance Class A2 (ISO695)
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This material data has been provided by Schott Glass Tubing.