6640NMN insulation nomex paper is laminated by two layers of DuPont Nomex paper with one layer of polyester film.
Heat resistance: F class 155°C
Certification:
Pakage:
Heat resistance: F class 155°C
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
Sample detail
| 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/m2 | 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 | |||||||||||||||
Certification:
Pakage: