Property

Unit

High-density

Semi-density

Common

Tensile strength

MPa

≥30

≥20

≥10

Elongation at rupture

%

≥30

≥60

≥100

1MHz dielectric loss tangent

2.5×10-4

--

--

1MHz dielectric constant

average 1.8-2.2

-

--

Dc breakdown voltage (Normal temperature)

KV/M

average 200lowest 40

average 60lowest 6

average 30