insulation material 6640 NMN Nomex paper Polyester film Nomex paper

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Basic Info

Place of Origin:	Henan, China (Mainland)

Product Description

6640 NMN Nomex paper Polyester film is made of two layers of Du Pont Nomex paper with one of polyester film Features and Applications of 6640 NMN Nomex paper Polyester film :
- Class F insulation (155)
- 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 motor and electric appliances.

Availability of 6640 NMN Nomex paper Polyester film:
-Thickness: NMN: 0.15mm-0.4mm, NM: 0.10mm-0.35mm
- Form: rolls(width 914mm), sheets, strips(width >5mm)
Technical data of 6640 NMN Nomex paper Polyester film:

Properties	-----	Units	Values
Codes	NMN	MIL	222	232	242	252	272	2102	2142	333	353	373
Dimensions	nomex	mm	0.050	0.050	0.050	0.050	0.050	0.050	0.050	0.075	0.075	0.075
mylar	mm	0.050	0.075	0.100	0.125	0.190	0.250	0.350	0.075	0.125	0.19
nomex	mm	0.050	0.050	0.050	0.050	0.050	0.050	0.050	0.075	0.075	0.075
Nominal thicknesses	mm	0.17	0.19	0.22	0.24	0.31	0.37	0.47	0.25	0.30	0.35
Thickness tolerances	±%	15	15	15	15	15	15	15	15	15	15
Density	g/m²	170	200	230	270	360	450	595	255	325	380
Tensile strength (No bending)	MD	N/10mm	≥160	≥170	≥190	≥220	≥270	≥330	≥380	≥190	≥270	≥330
TD	N/10mm	≥90	≥105	≥120	≥150	≥200	≥300	≥350	≥180	≥200	≥300
Tensile strength (after bending)	MD	N/10mm	≥90	≥105	≥120	≥150	≥200	≥300	≥350	≥180	≥200	≥300
TD	N/10mm	≥90	≥105	≥120	≥150	≥200	≥300	≥350	≥140	≥160	≥300
Elongation	MD	%	≥15	≥15	≥15	≥20	≥20	≥20	≥20	≥15	≥20	≥20
TD	%	≥20	≥20	≥20	≥20	≥25	≥25	≥25	≥20	≥25	≥25
Breakdown voltage (no bending)	KV	≥8	≥11	≥12	≥14	≥19	≥23	≥28	≥12	≥15	≥19
Breakdown voltage (after bending))	KV	≥7	≥9	≥10	≥12	≥15	≥18	≥22	≥10	≥13	≥14
Bonding property at room temp.	no delamination
Bonding property at 155⁰C	no delamination, no bubble, no adhesive flow

Properties

-----

Units

Values

Codes

NMN

MIL

222

232

242

252

272

2102

2142

333

353

373

Dimensions

nomex

0.050

0.075

mylar

0.050

0.075

0.100

0.125

0.190

0.250

0.350

0.075

0.125

0.19

nomex

0.050

0.075

Nominal thicknesses

0.17

0.19

0.22

0.24

0.31

0.37

0.47

0.25

0.30

0.35

Thickness tolerances

±%

Density

g/m²

170

200

230

270

360

450

595

255

325

380

Tensile

strength (No bending)

N/10mm

≥160

≥170

≥190

≥220

≥270

≥330

≥380

≥190

≥270

≥330

N/10mm

≥90

≥105

≥120

≥150

≥200

≥300

≥350

≥180

≥200

≥300

Tensile

strength (after bending)

N/10mm

≥90

≥105

≥120

≥150

≥200

≥300

≥350

≥180

≥200

≥300

N/10mm

≥90

≥105

≥120

≥150

≥200

≥300

≥350

≥140

≥160

≥300

Elongation

≥15

≥20

≥15

≥20

≥25

≥20

≥25

Breakdown voltage

(no bending)

≥8

≥11

≥12

≥14

≥19

≥23

≥28

≥12

≥15

≥19

Breakdown voltage (after bending))

≥7

≥9

≥10

≥12

≥15

≥18

≥22

≥10

≥13

≥14

Bonding property at room temp.

no delamination

Bonding property at 155⁰C

no delamination, no bubble, no adhesive flow

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