Polysulphone - Psul 15% PTFE Lubricated

Polymer Type

Thermoplastic

Advantages

Low coefficient of friction, slightly better heat distortion temperature and oxygen index compared with unmodified polysulphone.

Disadvantages

Lower tensile strength, elongation at break and notched izod impact strength compared with unmodified polysulphone.

Typical Properties

Property

Value

Density (g/cm3)

1.32

Surface Hardness

RM69

Tensile Strength (MPa)

53

Flexural Modulus (GPa)

2.62

Notched Izod (kJ/m)

0.006

Linear Expansion  (/°C x 10-5)

5.9

Elongation at Break (%)

40

Strain at Yield (%)

3

Max. Operating Temp. (°C)

150

Water Absorption (%)

0.15

Oxygen Index (%)

32

Flammability UL94

V1

Volume Resistivity (log ohm.cm)

16

Dielectric Strength (MV/m)

16

Dissipation Factor 1kHz

0.0015

Dielectric Constant  1kHz

3.3

HDT @ 0.45 MPa (°C)

260+

HDT @ 1.80 MPa (°C)

177

Material. Drying  hrs @ (°C)

5 @120

Melting Temp. Range (°C)

310 - 390

Mould Shrinkage (%)

0.85

Mould Temp. Range (°C)

90 - 150

Applications

Electrical components - Coil bobbins, connectors, terminal blocks. Cooking appliances, milking machine parts, process and sanitary pipes, brushes for compact hair stylers, housing for electrical appliances, pumps and valves. Medical equipment that requires sterilization.

 

Source : Abstracted from Plascams

For more information on Plascams please visit RAPRA Technology Ltd.

 

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