No.

Item

Units

Value

Hgw2372

Hgw2372.1

Hgw2372.2

Hgw2372.4

1

Applicable Standards

—

DIN7735

2

Density

g/cm³

1.80～1.90

1.80～1.90

1.80～1.90

1.80～1.90

3

Bending strength perpendicular to laminations

MPa

340

340

340

340

4

Impact strength parallel to laminations
　Charpy:
　Cantilever

kJ/m²

33
35

33
34

33
34

33
34

5

Insulation resistance Impregnated in water

Ω

5×10¹⁰

5×10¹⁰

5×10¹⁰

5×10¹⁰

6

Relative permittivity 48～62Hz

—

5.5

—

—

—

7

Voltage endurance parallel to lamination (in oil 90±2℃)

kV

35

35

35

35

8

Voltage endurance perpendicular to lamination (in oil 90±2℃)
　Thickness 0.5mm
　Thickness 1mm
　Thickness 2mm
　Thickness 3mm

kV/mm

16.1
14.2
11.8
10.2

16.1
14.2
11.8
10.2

16.1
14.2
11.8
10.2

16.1
14.2
11.8
10.2

9

Water absorption
　Thickness 0.5mm
　Thickness 1.0mm
　Thickness 2.0mm
　Thickness 5.0mm
　Thickness 10.0mm

mg

17
18
20
25
34

17
18
20
25
34

17
18
20
25
34

17
18
20
25
34

10

Flame resistance

—

—

V0

—

V0

11

Temperature index

℃

155

155

155

155