Perfluoro alkoxyl alkane (PFA)

Alternative and trade names
Teflon®, Hyflon®
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Description

PFA has exceptional heat resistance, excellent electrical properties and excellent chemical and weather resistance. Available in both FLEX and ultra high purity (UHP) grades, PFA is the material of choice for semiconductor manufacturing.

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

2.12 - 2.17 g/cm³

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Mechanical

PropertyValueComment

Elastic modulus

0.6 - 0.7 GPa

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Elongation

300 %

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Tensile strength

20.0 - 35.0 MPa

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at 300% strain

Thermal

PropertyValueComment

Coefficient of thermal expansion

0.0001 - 0.00016 1/K

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Max service temperature

250 °C

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Short

200 °C

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Long

Melting point

305.0 - 310.0 °C

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Specific heat capacity

1080 J/(kg·K)

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Thermal conductivity

0.19 - 0.26 W/(m·K)

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Flammability

UL 94 V0

Electrical

PropertyValue

Dielectric constant

2 [-]

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2.1 [-]

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Electrical resistivity

10000000000000000 Ω·m

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Optical

PropertyValue

Transparency

no

Technological properties

Property
Application areas

cable insulation, heat-sealing adhesives, chimney linings

Processing methods

Injection molding, extrusion, compression molding, blow molding, coating