Properties

Unit

Grade

Epoxy Glass Cloth Molded Rod

3840

3841

3841F

Flexural strength

≥

MPa

343

241

241

Tensile strength

≥

MPa

196

—

—

Compressive strength

(Axial)

≥

MPa

—

241

241

Breakdown voltage

parallel to

laminations

(in transformer oil)

≥

kV

15(90±2°C)

15(90±2°C)

15(90±2°C)

Insulation resistance

parallel to

lamination

A: Under normal

conditions D-24/23:Immersion in water

≥

W

1.0×10101.0×107

—                   —

—                   —

Density

g/cm3

(1.70-1.90)

Water absorption rate

(D-24/23,Φ25mm)

≤

%

—

0.5

0.5

Flammability

Class

—

—

FV0

Color

—

Natural

Green

Green

Reference standard

—

Q/TXXFR004-2009