• F825.1

• F825.2

• F825.3

• F825.4

• F825.5

• F825.6

• F825.7

Phenolic Paper Laminated Sheet (- Reference to NAME Standard)

Properties

Unit

Grade

★F825.1

★F825.2

★F825.3

★F825.4

★F825.5

★F825.6

★F825.7

Flexural strength perpendicular to laminations  LW

                                                                           CW

≥

MPa

170

120

120

97

120 85

100 85

100 85

85 75

85 70

Bonding strength (12.7mm in thickness)

≥

N

3115

3600

4200

-

-

-

-

Breakdown voltage parallel to laminations

(Condition A)

≥

KV

-

40

50

40

60

60

40

Permittivity (1MHz)

≤

—

-

5.5

5.3

-

5.5

5.5

-

Dissipation factor (1MHz)

≤

—

-

0.05

0.055

-

0.055

0.055

-

Density

g/cm³

(1.3-1.4)

(1.3-1.4)

(1.30-1.45)

(1.30-1.45)

(1.30-1.40)

(1.30-1.40)

(1.30-1.40)

Water absorption rate (D-24/23)

≤

%

1.50

1.60

1.10

2.60

1.80

1.00

4.00

Color

—

Natural Black

Natural Black

Natural Black

Natural Black

Natural Black

Natural Black

Natural Black

Reference standard

-

Enterprise Standard

Characteristics & Applications:

1. F825.1：Similar to NEMA Grade X，primarily intended for machining .

2. F825.2：Similar to NEMA Grade XX，suitable for normal electrical applications, not recommended for punching

3. F825.3：Similar to NEMA Grade XXX，good electrical properties in high humidity

4. F825.4：Similar to NEMA Grade XP，primarily intended for hot punching in mechanical applications where the electrical properties are of secondary importance

5. F825.5：Similar to NEMA Grade XXP，primarily intended for hot punching in mechanical & electrical applications under normal relative humidity conditions

6. F825.6：Similar to NEMA Grade XXXP, primarily intended for hot punching in mechanical & electrical applications, under high humidity conditions

7. F825.7：Similar to NEMA Grade XPC，suitable for cold punching and shearing at room temperature

Notes: The product with the symbol of  ★ indicates this product is in experimental period; if there is any modification in the technical sheets, special notice will not be given; technical data shall be subject to Sales Confirmation