Material/Property

Air

Litz

SMC

Al 5052

Superwool

Epoxy

Kapton

Relative permeability [-]

1

1

16

1

1

1

1

Electrical conductivity @ 20˚C [MS/m]

0

54

0

20

0

0

0

Electrical temperature coefficient [K−1]

-

0.00394

-

-

-

-

-

Volumetric heat capacity [MJ/(m3 K)]

0.0012

2.6

2.5

2.35

0.01

1.7

1.7

Thermal conductivity [W/(m K)]

0.025

0.85

2.2

138

0.06

0.2

0.2