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Product Description
Transformer coil winding material electrical insulation fiberglass prepreg Dacron mylar Dacron laminated DMD paper
1.Class: Heat-resistant class is B.
2.Features: Excellent dielectric property and high mechanical strength.
3.Standard:JB/T 4060/IEC15C 215
4.Application: Used as the slot insulation and insulation between phases for Y-series motors.

Parameters

No.

               Item  

 

Unit

 

Normal Value

1

 

Nominal thickness

6630

mm

0.15

0.18

0.20

0.23

0.25

0.30

0.35

0.40

0.45

6630A

0.18

0.20

0.23

0.25

0.30

0.35

0.40

0.45

2

           

Thickness tolerance

6630

 

mm

±0.02

±0.025

±0.030

±0.030

±0.030

±0.030

±0.035

±0.040

±0.045

6630A

±0.025

±0.030

±0.030

±0.030

±0.030

±0.035

±0.040

±0.045

3

        

Weight and tolerance

6630  

g/m2

 

140±20

190±28

220±33

260±39

300±45

350±52

425±63

500±75

560±84

6630A

170±25

200±30

220±33

250±37

300±45

340±50

400±57

470±66

4

 

Thickness of film

6630 μm

50

75

100

125

150

190

250

300

350

6630A

50

75

75

100

125

150

190

250

 

 

 

 

5

 

 

 

 

   

Tensile

strength

 

  

   

lengthwise

 

Normal

6630  

 

 

 

 

N/10mm

≥80

≥120

≥140

≥180

≥190

≥270

≥320

≥340

≥370

6630A

≥100

≥120

≥130

≥150

≥170

≥200

≥300

≥340

 

After bending

6630

≥80

≥105

≥120

≥150

≥170

≥200

≥300

≥320

≥350

6630A

≥90

≥105

≥115

≥130

≥150

≥180

≥220

≥300

 

crosswise

Normal 6630

≥80

≥105

≥120

≥150

≥170

≥200

≥300

≥320

≥350

6630A

≥90

≥105

≥115

≥130

≥150

≥180

≥220

≥300

 

After bending

6630

≥70

≥90

≥100

≥120

≥130

≥150

≥200

≥220

≥250

6630A

≥70

≥95

≥100

≥120

≥130

≥160

≥200

≥220

 

6

 

 

Elongation

 

lengthwise

 Normal

%

≥15 (6630)  ≥10 (6630A)

 After bending

≥10

≥5

≥3

 

crosswise

 Normal

  ≥20 (6630)  ≥15 (6630A)

 After bending

≥10 (6630)  ≥15 (6630A)

≥5

≥2

 7

 

Breakdown voltage

6630

KV

≥6

≥7

≥9

≥10

≥12

≥15

≥18

≥20

≥22

6630A

 

≥7

≥8

≥8

≥10

≥11

≥13

≥16

≥19

8

 Bonding strength at room temperature

 —

 No delamination

9

 (155±2) ℃, 10min

Bonding strength at (155±2) ℃ for 10min

 

No delamination, blister and gummosis

 

Remarks: The width of product is general 980mm and the storage life is 12 months. We can cut and supply the tapes according to the requirements of the customer.

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