No.

Name

Unit

0.16

0.18

0.20

0.23

0.25

0.30

0.40

1

Appearance

The surface of pre-preg must be smooth, resin is evenly scattered.

No impurity can be found which would affect the performance of the product.

No folding mark, bubble, or corrugation when opening the pre-preg .

2

Size

Bundle Weight

kg

≤60

Bundle No.

≤3,each in length of 10m and above.

The end of bundle is attached firmly with heat-resistance tape.

Standards of Supply

Supply in bundles, or cut into reels as if required.

Reel No.

≤5,the end of reel is attached firmly with heat-resistance tape.

3

Thickness & Tolerance

mm

±0.02

±0.03

±0.04

4

Stretch Strength  in horizon

N/10mm

≥40

≥70

≥80

≥100

≥120

≥140

5

Content of Resin

g/m2

75±15

6

Content of Volatile Matter

%

≤1.5

7

Content of Soluble Resin

%

≥80

8

Dielectric Strength

KV/

mm

≥40

9

Stretch Shearing Strength

MPa

≥3.0

10

Suggested curing condition

130~150°C/3~5h