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Products > Insulating paper composite

6641-F-DMD

Issues time：2014-08-05 09:49:57

6641 F-DMD is a three-layer flexible laminate insulating material consisting of polyester fiber non-woven fabric/polyester film/polyester fiber non-woven fabric.The used adhesive is F-Class and acid-free and temperature resistant.
6641 F-DMD shows excellent electric insulating properties,heat resistance,mechanical strength and impregnated properties.It enables easy processing on automatic machines.It can be used in insulating slots,gaskets for electric machinery and interlayer insulation in transformers.Heat resistance is Class F.
Special thickness and combinations can be supplied according to customer.

4、技术参数

序号

指标名称

单位

指标

标称厚度

0.15

0.18

0.20

0.23

0.25

0.30

0.35

0.40

0.45

厚度极限偏差

±0.02

±0.025

±0.03

±0.035

±0.040

±0.045

标称定量及极限偏差

g/㎡

140±20

190±28

220±33

260±39

300±45

350±52

425±63

500±75

560±84

薄膜标称厚度

0.05

0.075

0.10

0.125

0.15

0.19

0.25

0.30

0.35

拉伸强度

纵向

不弯折

N/10
mm宽

≥80

≥120

≥140

≥180

≥190

≥270

≥320

≥340

≥370

弯折后

≥80

≥105

≥120

≥150

≥170

≥200

≥300

≥320

≥350

横向

不弯折

≥80

≥105

≥120

≥150

≥170

≥200

≥300

≥320

≥350

弯折后

≥70

≥90

≥100

≥120

≥130

≥150

≥200

≥220

≥250

伸长率

纵向

不弯折

％

≥15

—

弯折后

≥10

≥5

≥3

横向

不弯折

≥20

—

弯折后

≥10

≥5

≥2

击穿电压

≥6

≥7

≥9

≥10

≥12

≥15

≥18

≥20

≥22

常态粘结性

—

不分层

热态粘结性（180±2℃ 10 min）

—

不分层、不起泡、不流胶

温度指数

℃

155

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