Insulation & Jacketing Materials Properties

Property

ASTM
Method

Tefzel ETFE1

Natural Rubber

Hypalon2

Neoprene

Silicone

Polyurethane

PVC3

Polyethylene

Polypropylene

TFE4

FEP5

Kynar PVDF6

TPE7

Abrasion
Resistance

-

Good

Excellent

Good

Excellent

Fair

Excellent

Good

Good

Fair

Fair

Good

Good

Good

Heat
Resistance

-

Excellent

Fair

Excellent

Good

Excellent

Good

Good

Good

Good

Excellent

Excellent

Excellent

Excellent

Weatherability

-

Good

Fair

Excellent

Good

Excellent

Good

Good

Excellent

Excellent

Excellent

Excellent

Good

Excellent

Flame
Retardancy

-

Excellent

Poor

Good

Good

Good

Good

Excellent

Poor

Poor

Excellent

Excellent

Excellent

Excellent

Water
Resistance

-

Excellent

Good

Good

Excellent

Excellent

Good

Good

Excellent

Excellent

Excellent

Good

Good

Good

Acid
Resistance

-

Excellent

Fair

Excellent

Good

Good

Fair

Good

Good

Excellent

Excellent

Excellent

Excellent

Excellent

Alkali
Resistance

-

Excellent

Fair

Excellent

Good

Good

Fair

Good

Good

Excellent

Excellent

Excellent

Excellent

Excellent

Aliphatic
Hydro.
Resistance

-

Excellent

Poor

Fair

Good

Poor

Good

Good

Poor

Fair

Excellent

Excellent

Excellent

Poor

Aromatic
Hydro.
Resistance

-

Excellent

Poor

Fair

Fair

Poor

Poor

Poor

Poor

Fair

Excellent

Excellent

Excellent

Poor

 

Specific
Gravity

D-792-66

1.70-1.86

1.3-1.7

1.35-1.7

1.23-1.65

1.1-1.6

1.3

1.16-1.70

0.91-1.26

0.890-0.905

2.13-2.20

2.12-2.17

1.75-1.78

1.16-1.20

Tensile
Strength
(psi)

D-638-77

6500

1500-4000

1200-2200

1200-2700

1000

>3500

1500-4500

1500-2200

2900-4500

1000-3500

2700-3100

5200-7500

2300

Elongation
(%)

D-412-75

200

300-700

300-600

300-700

100-500

540-750

40-400

180-1\600

700

275

250-330

500

500

Volume
Resistivity
(ohm-cm)

D-257-78

>1016

1013-1016

1012-1014

1011-1013

~1014

~1015

104-1016

>1015

~1015

>1018

2x1018

2x1014

2.2x1018

Dielectric
Strength
(V/mil)

D-149-75

500

-

500

600

100-700

330-630

250-500

230-1420

450-850

500

500-600

260

625

Dielectric
Constant
@1 kHz

D-150-78

2.6

2.3-3.0

9.0-11.0

5.0-7.0

3.0-3.5

5.6-7.6

3.0-8.0

2.27-2.50

2.50-2.65

2.0-2.1

2.1

7.9

2.8

Power Factor
(Dissipation)
@ 1 kHz

D-150-78

0.0006

0.00023-0.00030

0.05-0.07

3.5

0.001-0.010

0.043-0.060

0.009-0.16

0.00048-0/00049

0.0036-0.0050

0.0001

0.0007

0.019

0.002

 

1: Ethylene TetrafluoroEthylene by DuPont.
2: Chlorosulfonated Polyethylene  by DuPont.
3: Polyvinyl Chloride.
4: Tetrafluorethylene is the original Teflon resin invented by DuPont in 1938.
5: Fluorinated Ethylene Propylene is a ""Teflon"" fluorocarbon resin and is a registered T.M. of the DuPont Company.
6: Polyvinylidene Fluoride.
7: Thermoplastic Elastomer.

 

Data obtained from Alpha Wire Company printed catalog table
Here is a great resource from the Anixter for insulation definitions