Polyester - SMC; Low Profile

Advantages

Lowest mould shrinkage and excellent surface smoothness compared with other polyester SMC’s.

Disadvantages

Limited pigmentability. Lowest notched izod impact strength, tensile strength and maximum operating temperature compared with other polyester SMC’s.

Typical Properties

Property

Value

Density  (g/cm3)

1.8

Surface Hardness

RM80

Tensile Strength (MPa)

65

Flexural Modulus (GPa)

10

Notched Izod (kJ/m)

0.6

Linear Expansion (/°C x 10-5)

2.5

Elongation at Break (%)

3

Strain at Yield (%)

N/A

Max. Operating Temp. (°C)

120

Water Absorption (%)

0.2

Oxygen Index (%)

22

Flammability UL94

HB

Volume Resistivity (log ohm.cm)

13

Dielectric Strength (MV/m)

12

Dissipation Factor1kHz

0.01

Dielectric Constant  1kHz

5

HDT @ 0.45 MPa (°C)

260+

HDT @ 1.80 MPa (°C)

190

Material Drying  hrs @ °C

NA

Melting Temp. Range (°C)

NA

Mould Shrinkage (%)

0.01

Mould Temp. Range (°C)

135 - 145

Applications

Automotive components, baths and doors.

 

Source : Abstracted from Plascams

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

 

Tell Us What You Think

Do you have a review, update or anything you would like to add to this article?

Leave your feedback
Submit