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Borosilicate Glass DUROBAX® amber

Alternative and trade names
DUROBAX® amber
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Description

Neutral glass tubing, with high chemical resistance, high hydrolytic resistance, UV-block and light protection.

Ashby charts

See where Borosilicate Glass DUROBAX® amber 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.

Properties

General

Density

ρ

2.42 g/cm³ at 20 °C

Mechanical

Elastic modulus

E

71 GPa at 20 °C

Poisson's ratio

ν

0.19 [-] at 20 °C

Thermal

Annealing temperature

Tanneal

560 °C

Viscosity 10¹³ dPa.s (ISO 7884-4)

Coefficient of thermal expansion

α

5.4E-6 1/K at 20 °C

mean value for 20-300 °C - ISO 7991

Glass transition temperature

Tg

550 °C

ISO 7884-8

Softening temperature

Tsoftening

770 °C

Viscosity 10⁷·⁶ dPa.s (ISO 7884-3)

Specific electrical resistance temperature

Tk

200 °C

For ρ = 10⁸ Ω·cm

Thermal conductivity

λ

1.2 W/(m·K) at 90 °C

Working temperature

Tworking

1165 °C

Viscosity 10⁴ dPa.s (ISO 7884-2)

Electrical

Dielectric constant, 1MHz

εr,1MHz

6.3 [-] at 20 °C

Electrical resistivity

ρel

125893 Ω·m at 250 °C

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Loss tangent, 1MHz

tanδ1,MHz

0.01 [-] at 20 °C

Optical

Refractive index

nd

1.52 [-]

at λ=587.6 nm

Stress optical coefficient

k

2.2E-6 mm²/N

DIN 52314

Chemical properties

Element

Weight %

Comment

Other

0.01 %

max., Lead, Cadmium, Mercury and Hexavalent Chromium

Technological properties

Application areas

Home (Food packaging/cosmetics and Giftware), Laboratory/Industrial Technology (Glassblown laboratory ware, Syringe, Pipettes and chemical and technical apparatus).

Corrosion properties

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

Do you need more data regarding this material?

This material data has been provided by Schott Glass Tubing.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.