ROUND LAMINATED ROLLED TUBES

Types

Composition

Operating temperature range, ^оС

Applications and distinguishing characteristics

Dimensions

PF CC 21

Woven cotton cloth,
phenolic resins

from - 60 to + 120

Mechanical and electrical applications.Fine weave

AABUS¹

PF CC 22

from - 60 to + 120

Mechanical and electrical applications. Coarse weave.

PF CC 23

from - 60 to + 120

Mechanical applications. Very coarse weave.

PF CC 24

from - 60 to + 120

Similar to PF CC 21. For close tolerance machining applications (very fine weave).

IEC 61212-3-1

PF CC 21

PF CC 22

PF CC 23

PF CC 24

Property

Test method

Unit

Minimum
or
maximum

Properties values

Flexural strength perpendicular to laminations

ISO 178

MPa

minimum

90

80

80

100

Axial compressive strength

ISO 604

MPa

minimum

110

100

100

120

Cohesion between layers

IEC 61212-2

MPa

minimum

90

90

90

100

Breakdown voltage at 90°C in oil parallel to laminations

IEC 60243-1

kV

minimum

10

10

8

10

Electrical strength at 90°C in oil perpendicular to laminations
(wall thickness =3mm),

IEC 60243-1

kV/mm

minimum

1,6

1,6

1,6

1,6

Insulating resistance after immersion in water

IEC 60167

MΏ

minimum

10

2

0,5

2

Termal endurance

IEC 60216-1

ISO 178

TI

minimum

120

120

120

120

Water absorption

ISO 62

mg/cm²

maximum

5

10

13

5

Density

ISO 1183-1

g/cm³

Range

1,15-1,35

1,15-1,35

1,15-1,35

1,15-1,35