7030 Non-woven Fabric for electrical Purpose
I.Properties and Usages
7030 Electrical polyester non-woven fabric is made from 100% short polyester fiber, is produced by advanced thermo bonding calender. It shows high-resistance, excellent impregnating properties and dielectrical properties. It is suitable for cable wrapping tape, electrical laminated products, it can be used in producing DMD, DM and DMDM combined materials with polyester film, and other combined materials.
The normal thickness of 0.03mm, 0.05mm,0.07mm,0.10mm,0.13mm and 0.15mm together with normal width of 1020mm is available what's more, the Max. thickness of 0.25mm together with maximum width of 2100mm can be even provided upon agreement.
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II.Main Specification
No. |
Properties |
¡¡Unit |
Values |
1 |
Normal thickness |
mm |
0.03 |
0.05 |
0.07 |
0.10 |
0.13 |
0.15 |
2 |
Thickness tolerance |
Mean |
mm
¡¡ |
¡À0.010 |
¡À0.010 |
¡À0.015 |
¡À0.020 |
¡À0.025 |
|
one or two |
¡À0.020 |
¡À0.020 |
¡À0.030 |
¡À0.040 |
¡À0.050 |
3 |
Grammage |
g/m2 |
18 |
28 |
40 |
60 |
78 |
90 |
4 |
Grammage CV |
% |
¡Ü10 |
5 |
Apparent density |
g/cm3 |
0.5¡À0.10 |
0.60¡À0.10 |
6 |
Tensile strength |
Lengthwise |
N/50mm |
¡Ý12 |
¡Ý30 |
¡Ý50 |
¡Ý75 |
¡Ý150 |
¡Ý200 |
Crosswise |
¡Ý10 |
¡Ý25 |
¡Ý40 |
¡Ý65 |
¡Ý120 |
¡Ý160 |
7 |
Breaking elongation |
Lengthwise |
% |
¡Ý4 |
¡Ý8 |
¡Ý10 |
¡Ý12 |
Crosswise |
¡Ý4 |
¡Ý8 |
¡Ý10 |
¡Ý12 |
8 |
Heat shrinkage 150¡À2ºC 1h |
Lengthwise |
% |
¡Ü5 |
¡Ü3 |
Crosswise |
¡Ü5 |
¡Ü3 |
III. Packaging and storage:
The product is packaged with internal plastic film and external polypropylene bales. Each role of 7030 weights 100kgs.
Non-woven fabric should be stored in clean and dry warehouse at room temperature of lower than 40ºC, away from fire and sunlight. The storage life is one year.
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