Information Tables
Dielectric Constants ( 1 )
|
MATERIAL
|
CONSTANT
|
|---|---|
|
PTFE Foam
|
1.5
|
|
PTFE
|
2.1
|
|
FEP
|
2.1
|
|
PFA
|
2.1
|
|
Polyethylene ( 2 )
|
2.3
|
|
Polypropylene ( 2 )
|
2.3
|
|
TPR (Rubber) ( 2 )
|
2.5
|
|
ETFE
|
2.6
|
|
Silicone
|
3.1
|
|
Polyimide
|
3.1
|
|
Nylon ( 2 )
|
3.5
|
|
PVC ( 2 )
|
4.5
|
|
Neoprene
|
6.0
|
|
PVDF
|
7.9
|
1 – The ratio of the capacitance of a condenser with the dielectric between the electrodes to the capacitance when air is between the electrodes.
2 – Typical number that can change based on compound and processing techniques.
|
Approximate Voltage Conversion
|
|
|---|---|
|
1,000 VAC
|
2,500 VDC
|
|
2,000 VAC
|
6,000 VDC
|
|
3,000 VAC
|
12,000 VDC
|
|
4,000 VAC
|
15,000 VDC
|
|
5,000 VAC
|
20,000 VDC
|
|
6,000 VAC
|
25,000 VDC
|
|
7,000 VAC
|
30,000 VDC
|
|
8,000 VAC
|
40,000 VDC
|
|
9,000 VAC
|
45,000 VDC
|
|
10,000 VAC
|
50,000 VDC
|