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Data Sheet

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   Electrical Polyester Non-woven ST7031A

Properties and Application:

Polyester Fibre Non-woven as Backing for Electrical Mica Tape  is made of 100% polyester fibre by special production

process. The VPI mica tape with this kind of non-woven as backing offers better properties of impregnation,softness,

smaller volume and weight etc.  which makes the mica tape better than other mica tapes backed by glass cloth or

polyester film in some of the special mechanical and electrical properties.  

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Main Specification:

Properties

Unit

Value

Nominal Thickness

mm

0.025

Thickness tolerance

Average

¡À10%

individual

¡À15%

weight*

g/m2

15

Weight variant rate(CV)

%

3%

Apparent density

Kg/m3

0.55~0.06

Tensile strength

MD

N/50mm

20

TD

5

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: 1020mm
2. Packing: 90~150 Kg/Roll
3. Package: In suffocating-free Pallet for exportation

4. MOQ: 1000kgs 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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