Borosilicate Glass Tubing and Rod DURAN®

Nombres alternativos y comerciales
DURAN®
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Description

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.

Los datos sobre este material han sido proporcionados por Schott Glass Tubing.

A menos que se indique lo contrario, todas las medidas corresponden a condiciones de temperatura ambiente. A menos que se indique lo contrario, se utilizan las unidades del SI.
Las normas armonizadas son similares a uno o varios estándares del proveedor. Es posible que algunas normas armonizadas se ajusten al estándar original, mientras que otras pueden quedar fuera de su alcance.

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Propiedades

General

PropertyValue

Densidad

2.23 g/cm³

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Mecánica

PropertyValue

Coeficiente de Poisson

0.2 [-]

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Módulo elástico

63 GPa

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Aplicaciones térmicas

PropertyTemperatureValueTesting StandardComment

Coeficiente de dilatación térmica

3.3e-06 1/K

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ISO 7991

mean value for 20-300 °C

Conductividad térmica

90 °C

1.2 W/(m·K)

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Softening temperature

825.0 °C

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ISO 7884-3

Viscosity 10⁷·⁶ dPa·s

Specific electrical resistance temperature

250.0 °C

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For ρ=10⁸ Ω·cm

Temperatura de recocido

560.0 °C

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ISO 7884-4

Viscosity 10¹³ dPa·s

Temperatura de transición del vidrio

525 °C

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ISO 7884-8

Working temperature

1260.0 °C

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ISO 7884-2

Viscosity 10⁴ dPa·s

Eléctrico

PropertyTemperatureValueFrequency

Constante dieléctrica

4.6 [-]

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1MHz

Resistividad eléctrica

250 °C

1e+06 Ω·m

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350 °C

31623 Ω·m

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Tangente de pérdidas

0.0037 [-]

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1MHz

Óptico

PropertyValueTesting StandardComment

Stress optical coefficient

4e-06 mm²/N

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DIN 52314

Índice de refracción

1.5 [-]

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at λ=587.6 nm

Chemical properties

Property

Other

0.01 %

max., Lead, Cadmium, Mercury and Hexavalent Chromium

Technological properties

Property
Application areas

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,

Corrosion properties

Hydrolytic resistance Class HGB1 (ISO 719) - Acid resistance Class S1 (DIN 12116) - Alkali resistance Class A2 (ISO695)