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Data Sheet

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     Electrical Polyester Non-woven ST7031

Properties and Application:

Electrical polyester fiber non-woven is made from 100% pure polyester fiber, with high heat resistance, excellent

impregnating and dielectric properties, widely used for base materials of DMD70, DMD100, Prepreg DMD,

reinforcement material of mica tape, base layer of insulation varnished cloth and other electrical flexible laminates

and also be used for wrapping of motor coil and magnet wire & cable.

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Main Specification:

Properties

Unit

Value

Nominal Thickness

mm

0.038

0.05

0.075

0.10

0.125

Thickness tolerance

Average

¡À10%

individual

¡À15%

weight*

g/m2

21

32

45

70

90

Weight variant rate(CV)

%

5%

Apparent density

Kg/m3

0.6 + 0.10

0.65 ¡À 0.10

Tensile strength

MD

N/50mm

40

80

110

150

180

TD

10

20

30

40

50

Thermal shrinkage

MD

%

¡Ü 4.0

TD

¡Ü 3.0

*Above values are only for customers¡¯ reference, exact testing value is available.

Product supply:

1. Normal Width: 914mm,1020mm, 1500mm, slitting width is

    available upon request.
2. Packing: 90~150 Kg/Roll
3. Package: In suffocating-free Pallet for exportation

4. MOQ: 2000kgs in a lot.

.

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Note:

1.Above values are the accumulative typical ones by recognized testing  method, but, in order to ensure you to

select our products properly, please refer to above specification and test the samples based on your using

purpose or feel free to contact our engineers for further and better understanding.

2. The color is only confirmed by samples.

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