Polyphenylene sulfide (PPS)

Alternative and trade names
Fortron®, Ryton®, TECACOMP®, Xytron™, UDea™
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Description

PPS is a high-temperature semicrystalline polymer that provides high thermal stability, very high chemical resistance, stiffness, strength and creep resistance.

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

1.34 - 1.35 g/cm³

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Mechanical

PropertyValueComment

Elastic modulus

3.0 - 4.0 GPa

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Elongation

3.0 - 6.0 %

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Impact strength, Charpy notched

4.0 - 10.0 kJ/m²

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Impact strength, Charpy unnotched

20 kJ/m²

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50 kJ/m²

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Tensile strength

40.0 - 90.0 MPa

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at 3-6% strain

Thermal

PropertyValue

Coefficient of thermal expansion

4e-05 - 7e-05 1/K

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Melting point

280.0 - 285.0 °C

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Specific heat capacity

2000 J/(kg·K)

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Thermal conductivity

0.25 W/(m·K)

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Flammability

UL 94 V0

Electrical

PropertyValue

Dielectric constant

3.1 [-]

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3.5 [-]

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Electrical resistivity

1000000000.0 - 100000000000000.0 Ω·m

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Optical

PropertyValue

Transparency

no

Technological properties

Property
Application areas

Encapsulation of chips, lamp sockets, pump housings, structural foam parts

Other

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Processing methods

Injection molding, foaming