Styrene Acrylonitrile - SAN High Impact

Polymer Type

Thermoplastic

Advantages

Improved impact strength and elongation at break compared with unmodified SAN.

Disadvantages

Reduced tensile strength and modulus compared with unmodified SAN.

Typical Properties

Property

Value

Density (g/cm3)

1.07

Surface Hardness

RR102

Tensile Strength (MPa)

48

Flexural Modulus (GPa)

2.5

Notched Izod (kJ/m)

0.06

Linear Expansion  (/°C x 10-5)

9

Elongation at Break (%)

3.5

Strain at Yield (%)

2.5

Max. Operating Temp. (°C)

55

Water Absorption (%)

0.5

Oxygen Index (%)

18

Flammability UL94

HB

Volume Resistivity (log ohm.cm)

14

Dielectric Strength (MV/m)

22

Dissipation Factor 1kHz

0.025

Dielectric Constant  1kHz

3.5

HDT @ 0.45 MPa (°C)

95

HDT @ 1.80 MPa (°C)

82

Material. Drying  hrs @ (°C)

3 @ 85

Melting Temp. Range (°C)

220 - 260

Mould Shrinkage (%)

0.7

Mould Temp. Range (°C)

50 -  70

Applications

Soup-tureens, TV Screens, plates, cups, lenses, coffee filter, thermos flask casings.

 

Source : Abstracted from Plascams

For more information on Plascams please visit RAPRA Technology Ltd.

 

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