Polypropylene - PP Elastomer Modified UV stabilised

Polymer Type

Thermoplastic

Advantages

Good low temperature impact strength and UV resistance compared with unmodified polypropylene.

Disadvantages

Reduced stiffness and more expensive than unmodified PP.

Typical Properties

Property

Value

Density (g/cm3)

0.91

Surface Hardness

RR70

Tensile Strength (MPa)

23

Flexural Modulus (GPa)

0.75

Notched Izod (kJ/m)

0.5

Linear Expansion  (/°C x 10-5)

11

Elongation at Break (%)

300

Strain at Yield (%)

17

Max. Operating Temp. (°C)

90

Water Absorption (%)

0.02

Oxygen Index (%)

17

Flammability UL94

HB

Volume Resistivity (log ohm.cm)

15

Dielectric Strength (MV/m)

28

Dissipation Factor 1kHz

0.0005

Dielectric Constant  1kHz

2.3

HDT @ 0.45 MPa (°C)

82

HDT @ 1.80 MPa (°C)

55

Material. Drying  hrs @ (°C)

NA

Melting Temp. Range (°C)

210 - 270

Mould Shrinkage (%)

2

Mould Temp. Range (°C)

20 -  60

Applications

Power tool housings. Car fascias.

 

Source : Abstracted from Plascams

For more information on Plascams please visit RAPRA Technology Ltd.

 

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