| |
10Y
|
7Y
|
6Y
|
5YX
|
5Y
|
|
PVDF
|
ETFE
|
FEP
|
PFA
|
PTFE
|
|
Polyvinylidene
Fluoride
Kynar/Dyflor
|
Ethylene-
Tetrafluorethylene
|
Fluorine Ethylene
Propylene
|
Perfluoral-
Koxypolymeric
|
Poly-
Tetrafluorethylene
|
|
Density g/cm3
|
1.7-1.9
|
1.6-1.8
|
2.0-2.3
|
2.0-2.3
|
2.0-2.3
|
|
Breakdown Voltage KV/mm (20oC)
|
25
|
36
|
25
|
25
|
20
|
|
Specific Volume Resistivity Ω cm (20oC)
|
1014
|
1016
|
1018
|
1018
|
1018
|
|
Dielectric Constant 50 Hz (20oC)
|
9-7
|
2.6
|
2.1
|
2.1
|
2.1
|
|
Dielectric Loss Factor (tan δ)
|
1.4 x 10-2
|
8 x 10-4
|
3 x 10-4
|
3 x 10-4
|
3 x 10-4
|
|
Working
Temperature
|
Permanent oC
|
-40 +135
|
-100 +150
|
-100 +205
|
-190 +260
|
-190 +260
|
|
Short Time oC
|
+160
|
+180
|
+230
|
+280
|
+300
|
|
Melt Temperature +oC
|
>170
|
>265
|
>225
|
>290
|
>325
|
|
Flame Resistance
|
Self
Extinguishing
|
Self
Extinguishing
|
Self
Extinguishing
|
Self
Extinguishing
|
Self
Extinguishing
|
|
Oxygen Index LOI (% O2)
|
40-45
|
30-35
|
>95
|
>95
|
>95
|
|
Heating Value H0 MJ.kg-1
|
15
|
14
|
5
|
5
|
5
|
|
Thermal Conductivity W.K-1.m-1
|
0.17
|
0.24
|
0.26
|
0.21
|
0.26
|
|
Corrosive Gases In Case Of Fire
|
Hydrofluoric
|
Yes
|
Yes
|
Yes
|
Yes
|
|
Radiation Resistance max Mrad
|
10
|
10
|
1
|
0.1
|
0.1
|
|
Tensile Strength N/mm2
|
50-80
|
40-50
|
15-25
|
25-30
|
80
|
|
Elongation At Break %
|
150
|
150
|
250
|
250
|
50
|
|
Shore Hardness
|
75-80 (D)
|
70-75 (D)
|
55-60 (D)
|
55-60 (D)
|
55-60 (D)
|
|
Abrasion Resistance
|
Very Good
|
Very Good
|
Very Good
|
Very Good
|
Very Good
|
|
Water Absorption %
|
0.01
|
0.02
|
0.01
|
0.01
|
0.01
|
|
Halogen Free
|
No
|
No
|
No
|
No
|
No
|
|
Weather Resistance
|
Very Good
|
Very Good
|
Very Good
|
Very Good
|
Very Good
|
|
Cold Resistance
|
Very Good
|
Very Good
|
Very Good
|
Very Good
|
Very Good
|