Insulation & Jacket Materials
Insulation & Jacket Materials
Material |
Nom. Specific Gravity |
Voltage Breakdown (volts/mil) |
Abrasion Resistance |
Nom. Dielec Constant |
Flame Retardant Properties |
Flexibility |
Weather-ablity |
Nom. Temp Range C |
Alcohogly-col |
Gasoline |
Tichloro-ethylene |
PVC |
1.37 |
500 |
Good |
5-8 |
Excellent |
Good |
Excellent |
-55°- 105° |
Poor |
Poor |
Fair |
Polyurethane |
1.1 |
500 |
Excellent |
7 |
Poor |
Excellent |
Excellent |
-50°- 80° |
Good |
Good |
Good |
Polyethylene |
0.95 |
600 |
Good |
2.1 |
Poor |
Fair |
Excellent |
-60°- 80° |
Good |
Good |
Good |
Polyethylene – Foam |
0.5 |
N/A |
Poor |
1.5 |
Poor |
Good |
Excellent |
-60°- 80° |
Poor |
Poor |
Poor |
Polypropylene |
0.91 |
650 |
Excellent |
2.2 |
Poor |
Poor |
Excellent |
-40°- 105° |
Good |
Good |
Good |
Nylon |
1.07 |
450 |
Excellent |
4 |
Poor |
Poor |
Excellent |
-40°- 120° |
Excellent |
Good |
Excellent |
Hytrel |
1.2 |
860 |
Excellent |
6 |
Fair |
Fair |
Excellent |
-50°- 105° |
God |
Good |
Good |
FEP |
2.2 |
600 |
Excellent |
2.1 |
Excellent |
Fair |
Excellent |
-70°- 200° |
Excellent |
Excellent |
Excellent |
PFA |
2.14 |
2,000 |
Excellent |
2 |
Excellent |
Fair |
Excellent |
-70°- 260° |
Excellent |
Excellent |
Excellent |
Tefzel |
1.7 |
400 |
Excellent |
2.7 |
Excellent |
Fair |
Excellent |
-70°- 150° |
Excellent |
Excellent |
Excellent |
Silicone Rubber |
1.32 |
600 |
Fair |
3 |
Fair |
Excellent |
Excellent |
-65°- 200° |
Good |
Good |
Fair |
TPE |
1 |
650 |
Excellent |
2.4 |
Good |
Good |
Excellent |
-75°- 140° |
Fair |
Poor |
Fair |