Products Description

Composition:
DMD 6641 consists of PET film being covered with polyester fiber non-woven fabric on both sides, being impregnated with F class resin.

Application:
DMD 6641 is used as slot insulation and phase insulation for low voltage motor, as well as the interlayer insulation for transformers.

Performance:
DMD 6641 insulation paper has excellent electrical and mechanical performance.

Storage:
Under normal conditions (20℃,50% relative humidity), can be stored indefinitely

Supply condition:
Cut in sheet, max. size: 1000*980mm
In Roll: 5~1000mm width

Technical specification

Unit

Value

Nominal thickness

mm

0.13

0.15

0.18

0.2

0.23

0.25

0.3

0.35

0.4

0.45

0.5

Tolerance of thickness

mm

±0.02

±0.02

±0.02

±0.02

±0.02

±0.03

±0.03

±0.04

±0.04

±0.05

±0.05

Nominal Grammage and Tolerance

g/m2

130±13

152±15

187±19

205±21

240±24

275±27

322±32

375±38

466±47

536±54

606±61

Thickness of polyester film

mm

0.036

0.05

0.075

0.075

0.1

0.125

0.15

0.188

0.25

0.3

0.35

Breakdown voltage

kv

≥5

≥6

≥7

≥7

≥9

≥10

≥12

≥15

≥18

≥20

≥22

Tensile strength

MD

N/cm

≥60

≥90

≥110

≥120

≥140

≥170

≥200

≥270

≥340

≥360

≥390

TD

≥40

≥80

≥100

≥105

≥120

≥150

≥180

≥200

≥280

≥300

≥320

Bond strength at 25℃

No Delamination

Hot Bonding strength (200±2℃,10min)

No Delamination, no bubble, no flow glue

Temperature class

F

Color

Light Blue