Polyester - GMC; Fire Retardant

Advantages

Highest oxygen index and heat distortion temperature compared with other polyester GMC’s.

Disadvantages

More expensive than other polyester GMC’s.

Typical Properties

Property

Value

Density  (g/cm3)

2.2

Surface Hardness

RM100

Tensile Strength (MPa)

27

Flexural Modulus (GPa)

6.5

Notched Izod (kJ/m)

0.1

Linear Expansion (/°C x 10-5)

2

Elongation at Break (%)

2

Strain at Yield (%)

N/A

Max. Operating Temp. (°C)

130

Water Absorption (%)

0.2

Oxygen Index (%)

38

Flammability UL94

V0

Volume Resistivity (log ohm.cm)

14

Dielectric Strength (MV/m)

12

Dissipation Factor1kHz

0.01

Dielectric Constant  1kHz

5.5

HDT @ 0.45 MPa (°C)

260+

HDT @ 1.80 MPa (°C)

210

Material Drying  hrs @ °C

NA

Melting Temp. Range (°C)

20 -  50

Mould Shrinkage (%)

0.4

Mould Temp. Range (°C)

130 - 160

Applications

Grab handles, arc shields, and switchgears.

 

Source : Abstracted from Plascams

For more information on Plascams please visit The Rubber and Plastics Research Association

 

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