AMA-Aramid paper / Polyester film / Aramid paper flexible composite material is made of two layers of Chinese Aramid paper with one layer of polyester film in the center.
Features and Applications:
-Temp. class F (155°c)
-Excellent heat resistance, dielectric property and mechanical strength.
-Good cutting and overload resistance, high stiffness. Good compatibility with insulation varnish.
-As slot, interturn and liner insulation for F-grade motors and electric appliances.
Availability:
-Form: roll, sheet, stri
AMA insulation polyester film/nomex paper composite material
Materil: Nomex insulation paper(both sides)
Polyester film ( in center)
AMA(6640) Polyester Film & aramid Paper Composites are a family of 3-ply laminates of NOMEX amide paper bonded to both sides of polyester film. It has not only the excellent dielectric and mechanical strength, it is as slot, interurn and liner insualtion for F and H grade motor electric appliances and transformer.
The specification available:
Thickness: 0.18mm 0.20mm 0.25mm 0.30mm 0.35mm
Width: 914mm color: White with orange line
Form: In rolls
Pacage: Carton and pallet Storage life---1 year
NO |
Properties |
Unit |
Values |
1 |
Nominal Thickness |
mm |
0.15 |
0.18 |
0.2 |
0.23 |
0.25 |
0.3 |
0.35 |
2 |
Thickness Tolerance |
mm |
± 0.02 |
± 0.03 |
± 0.04 |
3 |
Nominal Grammage |
g/ |
180± 25 |
210± 30 |
240± 30 |
260± 35 |
300± 40 |
350± 50 |
430± 50 |
4 |
Tensile Strength |
MD |
No Bending |
N/10 |
≥ 150 |
≥ 160 |
≥ 180 |
≥ 200 |
≥ 220 |
≥ 270 |
≥ 320 |
After Bending |
mm |
≥ 80 |
≥ 110 |
≥ 130 |
≥ 150 |
≥ 180 |
≥ 200 |
≥ 260 |
TD |
No Bending |
|
≥ 90 |
≥ 110 |
≥ 130 |
≥ 150 |
≥ 180 |
≥ 200 |
≥ 250 |
After Bending |
|
≥ 70 |
≥ 90 |
≥ 110 |
≥ 130 |
≥ 150 |
≥ 170 |
≥ 200 |
5 |
Elongation |
TD |
% |
≥ 10 |
≥ 12 |
MD |
|
≥ 15 |
≥ 18 |
6 |
Breakdowm Voltage |
TD |
KV |
≥ 7 |
≥ 10 |
≥ 11 |
≥ 12 |
≥ 13 |
≥ 15 |
≥ 20 |
MD |
|
≥ 6 |
≥ 8 |
≥ 9 |
≥ 10 |
≥ 12 |
≥ 13 |
≥ 16 |
7 |
Bond Strength at 25C |
|
No delamination |
8 |
Bond Strength at 155C |
|
No delamination, no blister, no adhesive flow |
9 |
Temperature |
|
≥ 180 |
No. |
Properties |
Unit |
Values |
1 |
Nominal Thickness |
mm |
0.14 |
0.18 |
0.20 |
0.25 |
0.30 |
2 |
Thickness Tolerance |
mm |
±0.02 |
±0.03 |
±0.04 |
3 |
Breakdown Voltage ( No Bending) ≥ |
Kv |
7 |
10 |
11 |
13 |
15 |
4 |
Bond Strength At Room Temp. |
--- |
No delamination |
5 |
Bond Strength At (180±2)°c, 10Min |
--- |
No delamination, No blister, No adhesive flow |