Composite Enamelled Copper Flat Vertical Winding

Composite Enamelled Copper Flat Vertical Winding

● Product Introduction: Vertical winding has temperature-resist grade of C level or above, it satisfies various types of vertical winding, working temperature of long term use is 220℃. This product is suitable for transformer, electromagnet, electric welding machine and other similar equipment....

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● Product Introduction: Vertical winding has temperature-resist grade of C level or above, it satisfies various types of vertical winding, working temperature of long term use is 220℃. This product is suitable for transformer, electromagnet,  electric welding machine and other similar equipment.

●Executive standard:GB/T7095-2008
●Production range:

Vertical winding

Narrow edge size a:0.50mm—5.00mm    Narrow edge size b:3.00mm—16.00mm
Recommended conductor width ratio    1.5<b/a<7.5
If specifications beyond the above range, please contact us

●product categories:

▲ 220 class polyamideimide enamelled rectangular copper vertical wire

Please contact us if chose other types of enamelled wire
●Materials:
copper strap wire should be compliant with GB5584.2-2009,specific resistance is not more than 0.017241Ωmm2/m at 20℃.     

Film thickness of enameled flat copper wire should be in accordance with the following Table,
Please contact us if film thickness is specially required.  


Grade

film thickness mm

minimum

nominal value

maximum

1

0.06

0.085

0.11

2

0.12

0.145

0.17

● enamelled wire property list
paint film suppleness: enameled wire paint film should have suppleness, under indoor temperature condition, enamelled wire should not craze or fall out according to Table 1.

a size
     (mm)

Round bar diameter or times of a size(mm)

b size
     (mm)

times of b curved circle size(mm)

times of b curved rectangle size(mm)

≥1.0

1a

≥6.0

2b

15×40

1.0<a≤2.00

2a

6.0<b≤8.00

2b

18×50

2.0<a≤3.00

2a

8.0<b≤10.00

3b

20×60

3.0<a≤4.00

3a

10.0<b≤12.00

3b

20×60

Heat shock

a size (mm)

Round bar diameter(mm)

b size (mm)

b curved circle size(mm)

≥1.0

1a

≥6.0

2b

1.0<a≤2.00

2a

6.0<b≤8.00

2b

2.0<a≤3.00

2a

8.0<b≤10.00

3b

3.0<a≤4.00

3a

10.0<b≤12.00

3b

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