PVC compounds for Wires & Cables – Standard: IEC 60502

Property

Test Method

Unit

Specification

Application

Insulation

Insulation

Sheathing

Sheathing

Standard

PVC/A

PVC/B

ST1

ST2

Density

ISO 1183

g/cm3

1.45 ÷ 1.55

1.45 ÷ 1.55

1.45 ÷ 1.55

1.45 ÷ 1.55

Hardness

ASTM D 2240

Shore A

86 ÷ 90

86 ÷ 90

88 ÷ 90

88 ÷ 90

Tensile strength

IEC 60811-1-1

N/mm2

≥ 12.5

≥ 12.5

≥ 12.5

≥ 12.5

Elongation

IEC 60811-1-1

%

≥ 150

≥ 150

≥ 150

≥ 150

Aging condition

IEC 60811-1-2

100°C x 7D

100°C x 7D

100°C x 7D

100°C x 7D

   Tensile strength after aging

N/mm2

≥ 12.5

≥ 12.5

≥ 12.5

≥ 12.5

   Variation

%

≤ ±25

≤ ±25

≤ ±25

≤ ±25

   Elongation after aging

%

≥ 150

≥ 150

≥ 150

≥ 150

   Variation

%

≤ ±25

≤ ±25

≤ ±25

≤ ±25

Heat shock test 150°C x 1hr

IEC 60811-3-1

-

No crack

No crack

No crack

No crack

Loss of mass

Aging condition

IEC 60811-3-2

mg/cm2

-

-

-

≤ 1.5

100°C x 7D

Volume resistivity at 27°C

ASTM D257

Ω.cm

≥ 10¹³

≥ 10¹⁴

-

-

Thermal stability at 200°C

IEC 60811-3-2

min

≥ 70

≥ 100

≥ 70

≥ 80

Low temperature test

IEC 60811-1-4

°C

-15

-15

-15

-15