
Ultra-fine Enameled Rectangular Copper Wire
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Henan GNEE Electric Co., Ltd. is one of the most reliable manufacturers and suppliers of ultra-fine enameled rectangular copper wire in China. If you're going to buy customized ultra-fine enameled rectangular copper wire made in China, welcome to get quotation from our factory. Quality products and reasonable price are available.
Ultra-Fine Enameled Rectangular Copper Wire Product introduction:
The Ultra-fine enameled rectuangular copper wire is ≤ 6mm². It is made by rectangular copper wire coated with high temperature insulating varnish. This product can meet the customer's different ways of winding, and the product parameters include insulation species, temperature index, conductor thickness and width. Precision enameled flat wire widely used in electronic transformers, power supplies, solar energy, wireless chargers, automotive electronics, switches, mobile phones and other high-tech precision products.
Ultra-Fine Enameled Rectangular Copper Wire parameter:
Ultra-fine enameled rectangular copper wire range
Thickness a: 0.080-1.20mm
Width b: 0.80-6.00mm
Thermal Class: 155C, 180C, 200C, 220C, 240C

Enameled wire performance paraeters table
| Product Name | UEW155 | UEW180 | EI/AIW200 | AIW/220 | PIW240 |
| Standrad |
IEC 60317-20 MW 79C JIS 3202 |
IEC 60317-51 MW 82C JIS 3202 |
IEC 60317-13 MW 35C,73C JIS 3202 |
IEC 60317-26 MW 81C JIS 3202 |
IEC 60317-46 MW 16C
|
| Temperature | 155℃ | 180℃ | 200℃ | 220℃ | 240℃ |
| Enamel Base Coat | Polyurethane | Polyurethane | Polyamide-imide | Polyamide-imide | Polyimide |
| Enamel Top Coat | Polyester-imide | ||||
|
Breakdown temperature |
≥ 200° C |
≥ 230° C |
≥ 320° C |
≥ 350° C |
≥ 400° C |
|
230° C |
260° C |
380° C |
410° C |
450° C |
|
|
Thermal shock temperature |
≥ 175° C |
≥ 200° C |
≥ 220° C |
≥ 240° C |
≥ 240° C |
| 180℃ | 200℃ | 240℃ | 280℃ | 300℃ | |
|
Welding temperature |
380° C |
390° C |
Can not be welded |
Can not be welded | Can not be welded |
|
370° C |
380° C |
||||
|
Tensile strength |
260MPa |
265MPa |
270MPa |
280MPa |
270MPa |
| Breakdown | 100 V/µm | 100 V/µm | 90 V/µm | 100 V/µm | 90 V/µm |
|
Breakdown voltage decline rate after the chemical standard solvent treatment |
5%
|
0% |
0% |
5% |
0% |
| Production Range (Thickness a,Width b) |
a: 0.080-1.00mm |
a: 0.080-1.00mm |
a: 0.080-1.20mm |
a: 0.080-1.20mm |
a: 0.080-1.20mm |
| b: 0.800-6.00mm | b: 0.800-6.00mm | b: 0.800-8.00mm | b: 0.800-8.00mm | b: 0.800-8.00mm | |
| Performance |
●excellent weldability ●high heat |
●directly welded in 380 ℃ ●high heat resistance |
●high heat resistance ●high mechanical properties |
●high heat resistance ●excellent chemical resistance |
●excellent heat resistance ●excellent chemical resistance ●excellent radiation resistance |
| Application |
● filter ●transformers ●solenoids |
●filter ●transformers ●solenoids ●automotive coils |
●motors |
●small motors ●sransformers ●solenoids ●automotive sensors |
●military ●space applications |
Rectangular Enamelled Copper Wires Coating Material And Thermal Class
Rectangular Enamelled Copper Wires coating: The copper wire is coated with a layer of enamel insulation, which provides electrical insulation and protects the wire from environmental factors such as moisture, chemicals, and abrasion.
130 Poly Vinyl Acetal, Class 105, 120; Polyester, Class 130
155 Polyesterimide Bondable, Polyester Class 155
180 Polyesterimide, Polyesterimide Bondable, Class 180
200 Polyamide imide, Dual Coated Polyester (imide) + Polyamide imide, Class 200
Specifications of Ultra Fine Rectangular Enameled Copper Wire:
1) Type:
a) Alcohol soluble enamelled flat copper wire
b) Alcohol soluble Enameled copper-clad-aluminum round and flat wire
2) Base material: copper, copper clad aluminum
3) Space factor:
1) Appro*78% Array winding
2) Appro*91% Array winding
3) Appro*96% Edgewise winding
4) Structure: Insulating film bonding film, Copper wire
5) Size: 0.050mm - 0.800mm
6) Standard: GB6109.8-89
CORE FEATURES
Rectangular enamelled copper wires offer improved winding density and better space utilization compared to round wires. This can be crucial in applications where compactness and efficiency are essential.
GNEE specializes in enamelled flat wire diameter and offers a wide range of products from thickness 0.8--10mm and width 2-25mm with 99.99% pure copper conductor and high quality insulation materials.GNEE also provides ultra-thin flat copper wire.
0.02mm Utra Fine Enameled Copper Wire
We are one of the pioneers in producing micro thin enameled wires below 0.03mm in China. Our R & D team has 18 years of market experience.We have achieved the goal of "zero pinholes after stretching" for ten years. In 2019, our finest diameter is 0.011mm, and mass production has been achieved.When the displays return the transformer industry, we are the No.1 Chinese brand with a share of cake.We rival the internationally renowned enameled wire brands for production, technology, raw materials.We surpass them in terms of "service, quick response"; 30% lower "price" is our advantage.

|
Characteristics |
Technical requests |
Test Results |
|
|
|
Sample 1 |
Sample 2 |
|||
|
Surface |
Good |
OK |
OK |
|
|
Bare Wire Diameter |
0.020± |
0.001 |
0.02 |
0.02 |
|
Overall Diameter |
0.022-0.024 |
0.023 |
0.023 |
|
|
Conductor Resistance |
≤60.810Ω/m |
56.812 |
56.403 |
|
|
Elongation |
≥8% |
10% |
10% |
|
|
Breakdown Voltage |
≥130V |
212 |
247 |
|
|
Pinhole Test |
≤ 8 holes/5m |
1 |
0 |
|
|
Adhesive |
Adhesive |
OK |
||
|
Cut-through |
Cut-through |
OK |
||
|
Heat Shock |
Heat Shock |
OK |
||
|
Solder Ability |
Solder Ability |
OK |
||
|
Solvent Resistance |
Solvent Resistance |
OK |
||

2UEW 3UEW Ultra Fine Enameled Copper Wire
With good solderability, reduces coil production costs due to elimination of mechanical or chemicalstripping.
Superior ''Q'' characteristic at high frequencies.
Excellent film adhension and flexibility.
Extremely resistant to a variety of solvents including most varnishes and hardener catalysts.
Good insulation, excellentconductivity, low electric resistance and no noise.
Specifications:
| Nominal Diameter mm | Tolerance mm | Min. Increase of Diameter | Max. Overall Diameter | Breakdown Voltage ≥ V | |
| Mandrel Method | Twisted Method | ||||
| 0.012 | ---- | 0.013 | 0.015 | 50 | ---- |
| 0.013 | ---- | 0.015 | 0.017 | 70 | ---- |
| 0.014 | ---- | 0.016 | 0.018 | 70 | ---- |
| 0.015 | ---- | 0.017 | 0.02 | 80 | ---- |
| 0.016 | ---- | 0.018 | 0.021 | 90 | ---- |
| 0.017 | ---- | 0.019 | 0.022 | 90 | ---- |
| 0.018 | ---- | 0.02 | 0.023 | 100 | ---- |
52 AWG 2UEW 155 / 180 ultra fine enameled copper winding wire
Fine Copper Wire
UL Recognied Class 155℃ Product TYAI-U155, AND 180 ℃ Product TYFU-H180.fine enamelled copper wire
Features and Benefits:
1. Ultrafine enameled copper wire:0.020mm
2 Miniaturization: it possible to produce smaller device technologies
3. Significant benefits to design engineers
|
Name |
52 AWG 2UEW 155 / 180 ultra fine enameled copper winding wire |
|
Key word |
Enameled copper wire |
|
Insulation |
Polyurethane |
|
Thermal rating |
155 |
|
Diameter of the enameled copper wire |
0.02mm |
|
Key word |
52 AWG 2UEW 155 / 180 ultra fine enameled copper winding wire |
|
Characteristics |
Technical requests |
Test Results |
||
|
Sample1 |
Sample 2 |
Sample 3 |
||
|
Surface |
Good |
OK |
OK |
OK |
|
Bare Wire Diameter |
0.020±0.001 |
0.020 |
0.020 |
0.020 |
|
Insulation thickness |
/ |
/ |
/ |
/ |
|
Overall diameter |
0.022-0.024 mm |
0.023 |
0.023 |
0.023 |
|
Electrical Resistance |
≤60.810Ω/m |
56.453 |
56.436 |
56.551 |
|
Elongation |
≥ 8% |
11 |
11 |
12 |
|
Breakdown voltage |
≥130V |
253 |
261 |
238 |
|
Pinbole test |
≤ 8 hole/5m |
1 |
0 |
1 |
|
Test items |
Technical Requests |
|
Results |
|
|
Adhesive |
No crack |
|
OK |
|
|
Cut-through |
200℃ 2mins no crack |
|
OK |
|
|
Heat Shock |
180±5℃/30min no crack |
|
OK |
|
|
Solder Ability |
390± 5℃ 2Sec Smooth |
|
OK |
|
INSULATED ULTRA THIN COPPER WIRE SOLDERABILITY FOR HIGH FREQUENCY COILS
FEATURES
With good solderability, reduces coil production costs due to elimination of mechanical or chemical stripping.
Superior ''Q'' characteristic at high frequencies.
Excellent film adhension and flexibility.
Extremely resistant to a variety of solvents including most varnishes and hardener catalysts.
SPECIFICATION
|
Nominal Diameter |
Tolerance |
Min. Increase of Diameter |
Max. Overall Diameter |
Breakdown Voltage |
Electrical Resistance
|
|
|
mm |
mm |
mm |
mm |
≥ V |
Ω/km (20℃)
|
|
|
|
|
|
|
Mandrel Method |
Min. |
Max. |
|
0.012 |
---- |
0.013 |
0.015 |
50.000 |
142.64 |
157.65 |
|
0.013 |
---- |
0.015 |
0.017 |
70.000 |
118.41 |
133.98 |
|
0.014 |
---- |
0.016 |
0.018 |
70.000 |
102.64 |
120.45 |
|
0.015 |
---- |
0.017 |
0.020 |
80.000 |
89.83 |
104.41 |
|
0.016 |
---- |
0.018 |
0.021 |
90.000 |
74.67 |
97.56 |
|
0.017 |
---- |
0.019 |
0.022 |
90.000 |
66.60 |
85.75 |
|
0.018 |
---- |
0.020 |
0.023 |
100.000 |
59.77 |
75.95 |
|
0.019 |
---- |
0.021 |
0.024 |
100.000 |
53.95 |
67.75 |
|
0.020 |
0.001 |
0.022 |
0.024 |
100.000 |
51.83 |
60.81 |
|
0.050 |
±0.002 |
0.007 |
0.062 |
400.000 |
7981.00 |
9528.00 |
|
0.055 |
±0.002 |
0.007 |
0.068 |
400.000 |
6642.00 |
7815.00 |
|
0.060 |
±0.002 |
0.007 |
0.073 |
500.000 |
5614.00 |
6526.00 |
|
0.065 |
±0.002 |
0.007 |
0.078 |
500.000 |
4807.00 |
5531.00 |
|
0.070 |
±0.002 |
0.007 |
0.083 |
500.000 |
4163.00 |
4747.00 |
|
0.075 |
±0.002 |
0.007 |
0.088 |
550.000 |
3640.00 |
4119.00 |
|
0.080 |
±0.002 |
0.008 |
0.094 |
550.000 |
3209.00 |
3608.00 |
|
0.085 |
±0.002 |
0.008 |
0.099 |
550.000 |
2851.00 |
3187.00 |
|
0.090 |
±0.002 |
0.010 |
0.106 |
650.000 |
2550.00 |
2835.00 |
|
0.095 |
±0.002 |
0.010 |
0.111 |
650.000 |
2294.00 |
2538.00 |
|
0.100 |
±0.002 |
0.011 |
0.118 |
650.000 |
2074.00 |
2286.00 |
|
0.110 |
±0.002 |
0.011 |
0.129 |
---- |
1720.00 |
1882.00 |
|
0.120 |
±0.002 |
0.011 |
0.139 |
---- |
1450.00 |
1577.00 |
|
0.130 |
±0.002 |
0.011 |
0.149 |
---- |
1239.00 |
1340.00 |
|
0.140 |
±0.002 |
0.011 |
0.159 |
---- |
1070.00 |
1153.00 |
|
0.150 |
±0.002 |
0.011 |
0.169 |
---- |
934.10 |
1002.00 |
|
0.160 |
±0.002 |
0.012 |
0.180 |
---- |
822.30 |
879.40 |
|
0.170 |
±0.003 |
0.013 |
0.192 |
---- |
721.10 |
787.10 |
|
0.180 |
±0.003 |
0.014 |
0.204 |
---- |
644.40 |
700.70 |
|
0.190 |
±0.003 |
0.014 |
0.214 |
---- |
579.40 |
627.80 |
|
0.200 |
±0.003 |
0.014 |
0.224 |
---- |
523.70 |
565.70 |
2UEW-F 0.019mm Super Thin Enamelled Copper Wire For Watch coils
In the field of electrical engineering and precision electronics, the quality of the materials used has a major impact on the performance and reliability of the equipment. Our ultra-fine enameled copper wire is at the forefront of this innovation, and the product is an excellent example of insulation performance and durability. With diameters ranging from an astonishing 0.012 mm to 1.3 mm, our enameled wire is designed to meet the stringent requirements of modern technology, especially in precision electronic instruments and equipment.
|
Nominal diameter(mm) |
0.019 |
||
|
Overall diameter |
Grade 1 |
Min(mm) |
0.021 |
|
Max(mm) |
0.023 |
||
|
Grade 2 |
Min(mm) |
0.024 |
|
|
Max(mm) |
0.026 |
||
|
Grade 3 |
Min(mm) |
0.027 |
|
|
Max(mm) |
0.028 |
||
|
Resistance at 20℃ |
Nom(Ohm/m) |
60.29 |
|
|
Min(Ohm/m) |
54.26 |
||
|
Max(Ohm/m) |
66.32 |
||
|
Breakdown voltage |
Grade 1 |
Min.(v) |
115 |
|
Grade 2 |
Min.(v) |
240 |
|
|
Grade 3 |
Min.(v) |
380 |
|

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