Flat Enameled Wire - Product Specifications
   

Our flat enameled copper wire portfolio includes the products listed below.  For more information, please click on the product names.

PVA Enameled Copper Wire, Class 120

Type: QQB -1-2/120
Features: High resistance to transformer oil and abrasion. Excellent flexibility and adherence. High resistance against hydrolysis
Applicable Standard: IEC 60317-18. GB/T 7095.2-1995
Chemical Base: Polyvinyl Acetale
Class acc. To GB/T 7095 IEC 60317…: 120, IEC 60317-0-2
Increase due to insulation:
    
 Grade 1 mm: 0.060-0.110

     
Grade 2 mm: 0.120-0.170
Typical Applications: Distribution and Power Transformers

Testing acc. To IEC 60851-1-6, GB/T 4074

Mechanical Properties:
1. 
 Flexibility and adherence

  • Bending

 Bending flat wise, a all dimensions:  2 x a
 Bending edgewise b≤10mm:   2 x b
 Bending edgewise b>10mm:  3 x b
  • Adherence
    Elongate 20%, enamel increase losing adherence distance is no longer than 0.5b.

2.  Elongation %

  • a≤2.5mm: >30
  • a>2.5mm: >32

3.  Hardness*  5H

Electrical Properties:
4.  Breakdown voltage

  • Room temperature V
    Grade 1   >1000
    Grade 2   >2000

Thermal Properties
5.  Temperature index acc. to IEC172* ≥ 120
6. 
 Heat shock °C 155~160

Chemical Properties Resistance Against:

  • Solvents-  2H
  • Transformer oil- Excellent

Size Scope (mm): Thickness 1.00-5.00     Width 4.00-13.50


Polyester Enameled Copper Wire, Class 130

Type: QZB -1-2/130
Features: High thermal resistance and adherence. Excellent resistance against solvents and other
                  chemicals. Excellent flexibility
Applicable Standard: 
GB/T 7095.7-1995
Chemical Base: Polyester
Class acc. To GB/T 7095 IEC 60317…: 130, GB/T 7095
Increase due to insulation:
     Grade 1 mm: 0.060-0.110
    
 Grade 2 mm: 0.120-0.170
Typical Applications: Class B motor and electrical product

Testing acc. To IEC 60851-1-6, GB/T 4074
Mechanical properties:

1.  Flexibility and adherence 

  • Bending
     Bending flat wise, a all dimensions:  4 x a
     Bending edgewise b≤10mm:  4 x b
     Bending edgewise b>10mm: 5 x b
  • Adherence
    Elongate 20%, enamel increase losing adherence distance is no longer than1b

2.  Elongation %

  • a≤2.5mm: >30
  • a>2.5mm: >32

3.  Hardness* 4H

Electrical Properties:
4.  Breakdown voltage

  • Room temperature V
    Grade 1   >1000
    Grade 2   >2000

Thermal Properties
5.  Temperature index acc. to IEC172* ≥ 130
6.  Heat shock °C 155~160

Chemical Properties Resistance Against:

  • Solvents- 4H
  • Transformer oil

Size Scope (mm): Thickness 1.00-5.00     Width 4.00-13.50


Polyesterimide Enameled Copper Wire, Class 180

Type: QZYB -1-2/180
Features: High thermal resistance. Excellent resistance against solvents and chemicals.
Applicable Standard: IEC 60317-288. GB/T 7095.4-1995
Chemical Base: Polyesterimide
Class acc. To GB/T 7095 IEC 60317…: 180, IEC 60317-0-2
Increase due to insulation:
     Grade 1 mm: 0.060-0.110
    
 Grade 2 mm: 0.120-0.170
Typical Applications: Class H motor and electrical product. Control system and electrical equipment,
                                        dry-type transformers
Testing acc. To IEC 60851-1-6, GB/T 4074

Mechanical properties:

1.  Flexibility and adherence 

  • Bending

Bending flat wise a all dimensions:  4 x a
Bending edgewise b≤10mm:  4 x b
Bending edgewise b>10mm:  5 x b
  • Adherence
    Elongate 15%, enamel increase losing adherence distance is no longer than1b

2.  Elongation %

  • a≤2.5mm: >30
  • a>2.5mm: >32

3.  Hardness* 3H

Electrical Properties:

4.  Breakdown voltage 
Room temperature V
Grade 1   >1000
Grade 2   >2000

Thermal Properties
5.  Temperature Index acc. to IRC172*≥ 180
6.  Heat shock °C    200~205 

Chemical Properties Resistance Against:

  • Solvents- 3H
  • Transformer oil- Good
  • Refrigerant- Very Good

Size Scope (mm): Thickness 1.00-5.00     Width 4.00-13.50


Polyesterimide +polyamide imide, Class 200 

Type: Q(ZY/XY)B -1-2/200
Features: Excellent resistance to thermal, chemicals. Excellent compatibility and 
                   anti-corrosion performance
Applicable Standard: IEC 60317-29. GB/T 7095.6-1995
Chemical Base: Polyesterimide+Polyamide imide
Class acc. To GB/T 7095 IEC 60317…: 200, IEC 60317-0-2
Increase due to insulation:
    
 Grade 1 mm: 0.060-0.110

     Grade 2 mm: 0.120-0.170
Typical Applications: Class C motor and electrical product in bad environment.

Testing acc. To IEC 60851-1-6, GB/T 4074
Mechanical properties:

1.  Flexibility and adherence 

  • Bending

Bending flat wise a all dimensions:  4 x a
 Bending edgewise b≤10mm:  4 x b
 Bending edgewise b>10mm:  5 x b
  • Adherence
    Elongate 15%,enamel increase losing adherence distance is no longer than1b.

2.  Elongation %

  • a≤2.5mm: >30
  • a>2.5mm: >32

3.  Hardness* 4H

Electrical Properties:
4.  Breakdown voltage 

  • Room temperature V
    Grade 1   >1000
    Grade 2   >2000

Thermal Properties
5. 
 Temperature Index acc. to IEC172* ≥ 200
6.  Heat shock °C  220~225 

Chemical Properties Resistance Against:

  • Solvents- 4H
  • Ttransformer oil- Very Good
  • Refrigerant- Very Good

Size Scope (mm):   Thickness 1.00-5.00     Width 4.00-13.50