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6641 F CLASS DMD

AddTime:2017/6/12 17:39:32     Click:420
Model: 6641 Packing:
Insulation: F
Introduction:  

6641 Polyester film/polyester fiber non-woven fabric flexible composite material (F-DMD) consists of two Layersof Polyester Fiber Non-woven Fabric and a single layer of Polyester Film in the center.Characters -Temp.Class F (155C)

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Technical parameter

Product nameCLASS F DMD6641Polyester film polyester fiber nonwoven flexible composites

Features and uses: Polyester film polyester fiber composites are made of polyester film coated with f-class adhesive on both sides and polyester fiber nonwovens on both sides. F class heat resistance, good dielectric properties, high mechanical strength, suitable for y series and J02 series of motors, electrical appliances for slot and turn-to-turn insulation.

PERFORMANCE CRITERIA: GB/T5591.3-2018

performance requirements are shown in the following table:


No.

Item

Unit

Normal value

1

Nominal thickness and tolerance

mm

0.15

0.18

0.2

0.23

0.25

0.3

0.35

0.4

0.45

2

thickness tolerance

mm

±0.020

±0.025

±0.030

±0.030

±0.030

±0.030

±0.035

±0.040

±0.045

3

Density

g/m2

140±20

190±28

200±30

220±33

260±39

270±40

300±45

325±48

350±52

380±57

425±63

460±69

500±75

560±84

4

Polyester film Nominal thicknesses

µm

50

75

75

100

125

125

150

150

190

190

250

250

300

350

5

Tensilestrengt

MD

No bending

N/10mm

≥80

≥120

≥130

≥150

≥180

≥190

≥180

≥240

≥270

≥280

≥320

≥330

≥350

≥370

After bending

≥80

≥105

≥110

≥130

≥150

≥170

≥180

≥200

≥220

≥250

≥300

≥310

≥320

≥350

TD

No bending

≥80

≥105

≥110

≥130

≥150

≥170

≥190

≥200

≥220

≥250

≥300

≥310

≥320

≥350

After bending

≥70

≥90

≥100

≥110

≥120

≥150

≥170

≥150

≥180

≥220

≥250

≥280

≥300

≥250

6

Elongation

MD

No bending

%

≥15

≥5

≥5

After bending

≥10

≥5

≥3

TD

No bending

≥20

≥5

≥5

After bending

≥10

≥5

≥2

7

Breakdown voltage

kV

≥6

≥7

≥8

≥9

≥10

≥12

≥13

≥14

≥15

≥16

≥18

≥19

≥21

≥22

8

delamination

-

No delamination, no bubbles or other defects

9

Affected by heat (180±2, 10min or negotiated by both parties)

-

No layering, no foaming, no glue flow

10

Stiffness

N

To be determined

11

Long-term heat resistance (temperature index. T1)

-

≥155

CONTACT US
Xuchang Yongteng Insulation Materials Co., LTD
Address: Caozhuang Industrial zone, Xuchang , Henan
Tel: 400-0374-869
Fax: 0374-3177266

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