1. F884

2. F885

3. F886

4. F887

5. F888

6. F889

Glass Cloth Laminated Sheet

Properties

Unit

Grade

F884

★F885

★F886

★F887

★F888

F889

Flexural strength perpendicular to laminations

≥

MPa

340

340

175

175

175

280

Impact strength parallel to laminations (Charpy)

≥

KJ/m²

33

33

-

-

-

40

Surface resistance, A: under normal conditions

W

1.0×10^3-5

1.0×10^6-9

-

-

1.0×10^6-9

-

Breakdown voltage parallel to laminations

(in 90±2℃ transformer oil)

≥

KV

-

-

35

35

-

-

Water absorption (D-24/23, 1.6mm in thickness)

≤

mg

19

19

-

-

-

-

Water absorption rate(D-24/23)

≤

%

-

-

0.25

0.25

0.25

-

Density

g/cm³

(1.70-1.90)

(1.70-1.90)

(1.50-1.70)

(1.50-1.70)

(1.50-1.70)

(2.60-330)

Flammability

—

—

—

—

FV0

FV0

—

Color

—

Black

Black

Natural

Natural

Black

Gray

Reference Standard

—

Enterprise Standard

Characteristics & Applications:

1. F884：High mechanical strength at room temperature, semi-conductive performance, with anticorona properties, suitable for electronic applications

2. F885：High mechanical strength at room temperature, anti-static dissipative performance, electronic and mechnical applications

3. F886 and F887：Similar to NEMA Grade CEM-2 and CEM-1 respectively, composite laminated sheet with glass cloth surface and paper core; used in electronic industry or as mechanical parts

4. F888：Similar to NEMA Grade CEM-1, composite laminated sheet with glass cloth surface and paper core, good anti-static dissipative performance. Used in electronic industry or as mechanical parts

5. F889：High mechanical strength , heat-resistance, and good magnetic permeability. Suitable for making magnetic slot and wedge for motors

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