Changzhou Zhongli Copper Industry Co., Ltd.
Main products:Copper Wire
Products
Contact Us
  • Contact Person : Mr. Zou Yongming
  • Company Name : Changzhou Zhongli Copper Industry Co., Ltd.
  • Tel : 0086-519-81165393
  • Fax : 0086-518-81665385
  • Address : Jiangsu,Changzhou,No.8, South Hehuan Road, Zhonglou Economic Development Zone,
  • Country/Region : China
  • Zip : 213023

Paper insulation strand wire

Paper insulation strand wire
Product Detailed
1. CCC Chilean Cathode Copper 2. 0.4 -1.0mm or OEM 3. Thickness of paper: 0.08mm 4. Overlap width: 1-3mm inner, 3-6mm outer

Advantages:

The production workshop for the insulation lead is a double –layer full-closed and dustless one with constant temperature and humidity.

Mechanically paper-winding has tight layers and heightened insulation strength.

Application:

Lead wire of transformer, electrical equipment

Guarantee:

Implement whole production process monitoring and inspection.

1. Feature

Name

Bare copper wire size

Tolerance

Elongation

Resistivity

Power cable paper wrapped copper strain wire (ZZTJR)

0.4-1.0mm

±1%dmm

20%-25%

≤0.017241Ω·mm2/m

Insulation material

Thickness

Wrap method

Gap width

Overlap width

Paper

negotiable

Overlap

No less than 2mm

less than 40% width of paper tape

2. Technical requirements

Technical data of bare copper strand wire

Nominal section

Wire diameter/piece of each strand * number of strand

Out diameter of strand wire mm

10

0.52/7×7

4.7  (-0.5 +0)

16

0.64/7×7

5.8  (-0.6 +0)

25

0.58/7×14

7.7  (-0.7~+0)

35

0.58/7×19

8.7  (-0.3~+0)

50

0.68/7×19

10.2  (-0.2~+0)

70

0.68/7×27

12.6  (-0.5~+0)

95

0.68/7×37

14.3  (-0.4~+0)

120

0.68/12×27

17.4  (-1.1~+0)

150

0.85/14×19

18.8  (-0.4~+0)

185

0.85/12×27

21.7  (-1.5~+0)

240

0.85/12×37

24.7  (-1.3~+0)

300

0.85/19×27

26.2  (-0.7~+0)

400

0.85/19×37

29.8  (-0.4~+0)

500

0.95/19×37

33.3  (-0.4~+0)

Paper insulation strand wire



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