3725 Phenolic Cotton Cloth Laminated Rods

2.Application:

Insulation class E(120 degree)

(1)Good dielectric character and mechanical properties

(2)Used as insulating arrester in high voltage and high voltage switch

(3)Excellent moisture resistance

(4)Less thickness tolerance

3.Technical parameter:

No.

Index name

Unit

Index

1

Density

G/cm3

≥1.26

2

Bending Strength

MPa

≥82.7

3

Compressive Strength

MPa

≥137.9

4

Tensile Strength

MPa

5

Parallel layer breakdown voltage

(Use of transformer oil 20)

KV

≥10

6

Parallel layer insulation resistance

Normal behavior

After soaking

7

Surface withstand voltage 1min

8

Water absorbency

%

1.1-14

9

Heat resistance grade

E 120℃