6640 Laminated Nmn Insulation DuPont Nomex Paper with Polyester Film

• Application: Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Motor, Insulating Varnish, Switch Baseplate, Transformer
• Type: Solid
• Chemistry: Organic Insulation
• Material: Nomex Paper and Polyester Film
• Thermal Rating: F 155
• Maximum Voltage: 10KV~20KV
• Model NO.: 6640 NMN
• Classification: Organic Insulating Material
• Certification: ISO9001, Ce SGS
• Color: White with Orange Line or Yellow Line Yellow Line
• Brand: Chr
• Thickness: 0.15mm-0.5mm
• Width: 914mm or Customized
• Form: in Rolls, Sheet or Strips
• Structure: Nomex Paper+Polyester Film+Nomex Paper
• Brand of Nomex Paper: DuPont
• Usage: Transformer and Electric Motor
• Delivery Time: 7-10days
• Storage-Life: 1year
• Transport Package: Carton and Pallet
• Specification: 50-60kg/roll
• Trademark: CHR
• Origin: China
• HS Code: 5603149000
• Production Capacity: 5000kg/Week

Product Description

Product Description

6640NMN insulation nomex paper is laminated by two layers of DuPont Nomex paper with one layer of polyester film. 

Excellent heat resistances, dielectric property and mechanical strength;
Good cutting and overload resistances, high stiffness;
Good compatibility with insulation F varnish

Application:
suitable for slot, inter-phase insulation and liner insulation in Class F special electric machinery.

Thickness(mm):0.15, 0.18, 0.2, 0.25, 0.3, 0.35, 0.4, 
Width(mm):914mm or customized
Color: white with orange line or yellow line.
Form: In rolls
Pacage: Carton and pallet 
Storage life---1 year

Workshop:

NO.

Properties

Unit

Values

1

Nominal Thickness

mm

0.15

0.18

0.2

0.23

0.25

0.3

0.35

0.4

2

Thickness Tolerance

mm

± 0.01

3

Nominal Grammage

g/m^2

180±25

210±30

240±30

260±35

300±40

350±50

430±50

520±50

4

Tensile Strength

MD

No Bending

N/10mm

≥ 150

≥ 160

≥ 180

≥ 200

≥ 220

≥ 270

≥ 320

≥ 380

After Bending

≥ 80

≥ 110

≥ 130

≥ 150

≥ 180

≥ 200

≥ 260

≥ 300

TD

No Bending

≥ 90

≥ 110

≥ 130

≥ 150

≥ 180

≥ 200

≥ 250

≥ 300

After Bending

≥ 70

≥ 90

≥ 110

≥ 130

≥ 150

≥ 170

≥ 200

≥ 250

5

Elongation

TD

%

≥ 10

≥ 12

MD

≥ 15

≥ 18

6

Breakdown Voltage

TD

kv

≥ 7

≥ 10

≥ 11

≥ 12

≥ 13

≥ 15

≥ 20

≥ 20

MD

7

Bond Strength at 25ºC

No delamination

8

Bond Strength at 155ºC

No delamination, no blister, no adhesive flow

9

Heat-resistance

F Class 155ºC

 

Detailed Photos