Epoxy Resin Casting; Glass Filled

Advantages

Greater flexural modulus than general-purpose epoxy resin. Reduced coefficient of thermal expansion.

Disadvantages

Reduced elongation at break compared to general-purpose epoxy.

Typical Properties

Property

Value

Density  (g/cm3)

2.0

Surface Hardness

RM115

Tensile Strength (MPa)

75

Flexural Modulus (GPa)

14

Notched Izod (kJ/m)

0.02

Linear Expansion (/°C x 10-5)

2.3

Elongation at Break (%)

0.8

Strain at Yield (%)

N/A

Max. Operating Temp. (°C)

130

Water Absorption (%)

0.1

Oxygen Index (%)

25

Flammability UL94

V0

Volume Resistivity (log ohm.cm)

15

Dielectric Strength (MV/m)

16

Dissipation Factor1kHz

0.01

Dielectric Constant  1kHz

4.5

HDT @ 0.45 MPa (°C)

260+

HDT @ 1.80 MPa (°C)

154

Material Drying  hrs @ °C

NA

Melting Temp. Range (°C)

NA

Mould Shrinkage (%)

0.5

Mould Temp. Range (°C)

NA

Applications

Power transmission equipment (especially high voltage), bus bar insulation, bushing insulators, switchgear insulation.

 

Source : Abstracted from Plascams

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

 

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