Properties and Applications:

DMD(6630) is made of two layers of polyester fiber paper with a one of polyester film. It has good dielectric properties, high heat resistance and mechanical strength, is suitable for small and medium size electric motors as slot, phase, turn-to-turn, liner insulation of grade B.

Properties

Unit

Values

Nominal Thickness

mm

0.15

0.18

0.20

0.23

0.25

0.30

0.35

0.40

0.45

Thickness Tolerance

mm

+0.020

+0.025

+0.030

+0.030

+0.030

+0.030

+0.035

+0.040

+0.045

Nominal Gram
and Tolerance

g/m2

140
+20

190
+28

220
+33

260
+39

300
+45

350
+52

425
+63

500
+75

560
+84

Film Nominal Thickness

mm

0.050

0.075

0.10

0.125

0.15

0.19

0.25

0.30

0.35

Tensile
Strength

(min)

Length-
wise

No Bending

N/cm

80

120

140

180

190

270

320

340

370

After Bending

80

105

120

150

170

200

300

320

350

Cross-
wise

No Bending

80

105

120

150

170

200

200

320

350

After Bending

70

90

100

120

130

150

200

220

250

Elon-
gation

(min)

Length-
wise

No Bending

%

15

-

-

After Bending

10

5

3

Cross-
wise

No Bending

20

-

-

After Bending

10

5

2

Breakdown Voltage  (min)

KV

6

7

9

10

12

15

18

20

22

Bond Strength At Room Temp

-

No delamination

Bond Strength   At 155 + 2c, 10 min

-

No delamination, No blister, No adhesive flow

Standard No.

-

JB4060-90

Note:

Min Qty: Not less than 1,000 Kgs in a lot, and 500 Kgs each size.