Type

Composition

Thermal
endurance

Applications

Dimensions

PLENKO-SINTOKARTON 41

polyester film+presspaper

E

Materials used for the windings of electrical machines and apparatus

Sheets size:
(200-1050) mm x
(800 - 1250) mm

Roll width
(850 - 1000) mm

Roll Diameter
(100 - 400) mm

Property

Test method

Unit

Properties values

Nominal thickness

mm

0,17±
0,02

0,27±
0,03

0,32±
0,03

0,45±
0,04

Electric strength, minimum

a) as received

IEC 626

kV

8,0

8,0

11,0

8,5

b)after the inflection

6,0

7,0

9,0

7,5

Tensile strength, minimum
a) as received

IEC 626

N/cm

- Length direction

100

150

220

350

- Cross direction

80

95

150

160

b)after the inflection

- Length direction

70

95

110

180

- Cross direction

40

60

80

150

Elongation, minimum
- Length direction

IEC 626

%

2

2

2

2

- Cross direction

3

3

3

3