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NMN

AddTime:2018/6/14 15:02:48     Click:433
Model: 6640 Packing: carton
Insulation: F
Introduction:  

NMN polyester film aramid fiber paper soft composite material is made of polyester film coated with adhesive, two sides bonded with calendering aramid fiber paper, and the three layer composite material.

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Technical parameter

NMN (6640) polyester film polyamide fiber paper (50μm calendering) flexible composites

Features and application: Polyester Film polyaromatic fiber paper soft composite material is made of two-side calendering aramid fiber paper and polyester film. This product Grade F heat resistance, with good flexibility, excellent mechanical strength, dielectric properties, tear strength and paint absorption ability. Suitable for F class motor and insulation between slots of generator, also can be used as interlayer of dry type transformer. SPACER insulation, etc.

StandardGB/T5591.3-2018

Technical properties:

Properties

Units

Values

Nominal thicknesses

mm

0.14

0.15

0.17

0.19

0.22

0.24

0.26

0.31

0.37

0.41

0.47

Thickness tolerances

mm

±0.021

±0.022

±0.022

±0.022

±0.022

±0.024

±0.026

±0.031

±0.037

±0.041

±0.047

Density

g/m2

140±17

150±18

170±20

200±24

230±27

270±32

305±36

360±43

450±54

515±61

590±70

Polyester film Nominal thicknesses

μm

23

36

50

75

100

125

150

188

250

300

350

Tensile

strength (No bending)

MD

N/10mm

≥100

≥150

≥150

≥170

≥190

≥220

≥240

≥270

≥330

≥370

≥400

TD

N/10mm

≥80

≥90

≥90

≥105

≥120

≥150

≥180

≥200

≥300

≥330

≥350

Tensile

strength (after bending)

MD

N/10mm

≥80

≥80

≥90

≥100

≥110

≥130

≥170

≥200

≥250

≥300

≥300

TD

N/10mm

≥50

≥70

≥70

≥90

≥100

≥120

≥150

≥150

≥200

≥230

≥250

Elongation

MD

%

≥15

≥20

TD

%

≥20

≥25

Breakdown voltage

(no bending)

KV

≥6.0

≥7.0

≥8.0

≥11.0

≥12.0

≥14.0

≥16.0

≥19.0

≥23.0

≥25.0

≥28.0

Breakdown voltage (after bending)

KV

≥5.0

≥6.0

≥7.0

≥9.0

≥10.0

≥12.0

≥14.0

≥15.0

≥18.0

≥19.0

≥20.0

Stratification

No delamination, no bubbles or other defects

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

No layering, no foaming, no glue flow

Stiffness

N

To be determined

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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