China 2022 wholesale price 6650 Nhn Insulation Paper - 6643 F-class DMD （DMD100）flexible composite insulation paper – D&F manufacturers and Exporter

2022 wholesale price 6650 Nhn Insulation Paper - 6643 F-class DMD （DMD100）flexible composite insulation paper – D&F

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2022 wholesale price 6650 Nhn Insulation Paper - 6643 F-class DMD （DMD100）flexible composite insulation paper – D&F Detail:

6643 Modified Polyester film/polyester non-woven flexible laminate is a kind o fthree–layer 100% epoxy resin saturated flexible composite insulation paper in which each side of the polyester film (M) is bonded with one layer of polyester non-woven fabric (D), then coated with F-class electrical insulating resin. 6643 flexible electrical insulation paper is used as the slot insulation, interphase insulation and liner insulation in F class electric motors, especially suitable for mechanized inserting slot process. 6643 passed SGS test for toxic and hazardous substance detection. It is also called as F class DMD, DMD100, DMD-100 electrical insulation composite material for electric motors.

6643-F-class-DMD
6641 DMD(1)

Product Features

With coated heat-resistant resin which encapsulates the inner polyester film & adhesive, thus 6643 has excellent heat resistance property, excellent mechanical properties, excellent electrical properties and higher thermal resistance.

Applications

With coated heat-resistant resin, its surface is more smooth. It is suitable for mechanized inserting slot process.

6643 is used for slot insulation, inter phase insulation and liner insulation in F class electric motors, especially suitable for mechanized inserting slot process.

Insulation for electric motor

Supply Specifications

Nominal width：1000 mm.

Nominal weight: 50+/-5kg /Roll. 100+/-10kg/roll, 200+/-10kg/roll

The splices shall not be more than 3 in a roll.

Color: white, blue, pink or with D&F printed logo.

Performance Requirements

The standard values for 6643 are shown in Table 1 and relevant typical values shown in Table 2.

Table1: Standard performance values for 6643 DMD 100 flexible insulation paper

No.

Properties

Unit

Standard performance values

Structure

mil

2/2/2

2/3/2

2/4/2

3/3/3

2/5/2

2/6/2

3/5/3

2-7.5-2

3-7.5-3

2002/10/2

2003/10/3

2-14-2

3-14-3

Nominal thickness

0.15

0.18

0.2

0.23

0.25

0.28

0.3

0.35

0.36

0.4

0.45

0.5

Thickness tolerance

±0.020

±0.025

±0.030

±0.035

±0.040

±0.045

±0.050

PET film’s thickness

0.05

0.075

0.1

0.075

0.125

0.15

0.125

0.188

0.25

0.35

Grammage

g/m2

160

210

245

255

265

310

325

360

400

445

505

580

640

Tensilestrength

Not folded

N/10mm

≥90

≥110

≥130

≥120

≥150

≥170

≥200

≥220

≥260

≥300

≥330

≥360

After folded

≥80

≥100

≥110

≥105

≥120

≥140

≥150

≥180

≥200

≥220

≥240

≥280

≥300

Not folded

≥80

≥100

≥110

≥105

≥120

≥140

≥150

≥180

≥200

≥220

≥240

≥280

≥300

After folded

≥70

≥80

≥100

≥95

≥110

≥130

≥150

≥170

≥200

≥220

≥260

≥280

Breakdown Voltage

Room temp.

≥7.0

≥8.0

≥9.0

≥8.0

≥11.0

≥12.0

≥11.0

≥13.0

≥15.0

≥17.0

≥18.0

≥20.0

≥22.0

Heating influence180℃+/-2℃，10min

No delamination, no bubble, no adhesive flow.

Note*: Grammage values are only for reference. It can also depend on user’s special requirement if applicable.

Table 2 Typical performance values for 6643 DMD 100 flexible insulation paper

No.	Properties			Unit	Typical performance values
1	Structure			mil	2/2/2	2/3/2	2/4/2	3/3/3	2/5/2	2/6/2	3/5/3	2-7.5-2	3-7.5-3	2002/10/2	2003/10/3	2-14-2	3-14-3
2	Nominal thickness			mm	0.16	0.18	0.21	0.23	0.23	0.26	0.28	0.3	0.35	0.36	0.4	0.45	0.5
3	Thickness tolerance			mm	0.015	0.018	0.02	-0.01	0.015	0.015	0.018	0.02	0.024	0.018	0.02	0.025	0.03
4	PET film’s thickness			mm	0.05	0.075	0.1	0.075	0.125	0.15	0.125	0.188	0.188	0.25	0.25	0.35	0.35
5	Grammage			g/m2	165	210	245	255	270	327	330	365	400	445	519	580	640
6	Tensilestrength	MD	Not folded	N/10mm	130	170	210	180	230	158	270	290	223	345	305	420	425
		MD	After folded		130	160	200	180	220	132	270	270	201	335	242	420	425
		TD	Not folded		100	140	200	150	210	138	240	320	205	380	243	450	455
		TD	After folded		100	140	200	150	210	123	240	310	173	370	223	450	455
7	Breakdown Voltage		Room temp.	kV	8	12	13	12	14	15	14	21	21	22	23	28	29
8	Heating influence180℃+/-2℃，10min			-	No delamination, no bubble, no adhesive flow