Polyphenylene Sulphide - PPS 20% PTFE Lubricated

Sep 7 2001

Polymer Type

Thermoplastic

Advantages

Good wear and very low coefficient of friction compared with other grades of PPS.

Disadvantages

Lowest heat distortion temperature, tensile strength, flexural modulus and notched izod impact strength of all PPS grades.

Typical Properties

Property

Value

Density (g/cm3)

1.45

Surface Hardness

RR110

Tensile Strength (MPa)

58

Flexural Modulus (GPa)

3.76

Notched Izod (kJ/m)

0.015

Linear Expansion  (/°C x 10-5)

5.9

Elongation at Break (%)

0.6

Strain at Yield (%)

N/A

Max. Operating Temp. (°C)

200

Water Absorption (%)

0.04

Oxygen Index (%)

50

Flammability UL94

V0

Volume Resistivity (log ohm.cm)

15

Dielectric Strength (MV/m)

13.4

Dissipation Factor 1kHz

0.017

Dielectric Constant  1kHz

4.6

HDT @ 0.45 MPa (°C)

260+

HDT @ 1.80 MPa (°C)

140

Material. Drying  hrs @ (°C)

6 @150

Melting Temp. Range (°C)

315 - 360

Mould Shrinkage (%)

0.3

Mould Temp. Range (°C)

40 - 140

Applications

Spray coatings for cookware, antifriction gears, bolts and screws.

 

Source : Abstracted from Plascams

For more information on Plascams please visit RAPRA Technology Ltd.

 

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