Poly(butylene terephthalate) Reinforced with 30% Glass Beads (PBT+GB30)

Alternative and trade names
Ultradur®, Bergadur™, TECACOMP®, Arnite®, Raditer®, VYPET™
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Description

Reinforced Poly(butylene terephthalate) with 30% glass bead for low-warpage technical parts and depending on the grade with flame retardant based in halogene and good surface finish.

This material data has been provided by M-Base.

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.

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Properties

General

PropertyValue

Density

1.49 - 1.55 g/cm³

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Mechanical

PropertyValueComment

Elastic modulus

3.5 - 6.5 GPa

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Elongation

2.0 - 6.0 %

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Impact strength, Charpy notched

2.0 - 5.0 kJ/m²

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Impact strength, Charpy unnotched

20 kJ/m²

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60 kJ/m²

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Tensile strength

50.0 - 80.0 MPa

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at 2-6% strain

Thermal

PropertyValueComment

Coefficient of thermal expansion

7e-05 - 0.0001 1/K

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Max service temperature

200 °C

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Short

Melting point

220.0 - 225.0 °C

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Specific heat capacity

1500 J/(kg·K)

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Thermal conductivity

0.27 W/(m·K)

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Flammability

UL 94 HB

Electrical

PropertyValue

Dielectric constant

3.5 [-]

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4.5 [-]

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Electrical resistivity

100000000000000 Ω·m

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Optical

PropertyValue

Transparency

no

Technological properties

Property
Application areas

Optical instruments, gas meter housings

Fillers

30% Glass Bead

Other

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Processing methods

Injection molding