Polyester-Imide Base Coating and Polyamide-Imide Face Coating Compound Enameled Copper (aluminum) Round Wire Class200

• Customization: Available
• Application: Electronic, Instrument
• Phase: Three
• Model NO.: class 200
• Core: Core-type Transformer
• Cooling Method: Dry-type Transformer
• Winding Type: Separated Winding Transformer
• Certification: ISO9001-2000
• Usage: Combined Transformer, Power Transformer, Distribution Transformer
• Frequency Characteristics: Power Frequency
• Shape of Core: OD
• Film Thickness(mm): 0.024-0.141mm
• Wire Diameter: 0.5-5
• Minimum Elongation(%): 25-36
• Heal-Resistant Grade: 200(C)
• Insulation Level: C, R, N, H, F, B, E, a, Y
• Minimum Breakd Own Voltage(V): High Temperature 1700-5700
• Minimum Breakd Own Voltage(V) Room: Room Temperature 1300-7600
• Transport Package: Standard Wooden Pallet
• Specification: ISO9001
• Trademark: JIANGSUHUILI
• Origin: Jiangsu Haian
• HS Code: 8544190000
• Production Capacity: 24, 000, 000kgs/Year

Product Description

products details:

 

Enameled  copper (aluminum) round wire is a wire using oxygen-free copper rod or electrical round aluminum rod under extrusion by requested specification mould or dawning and annealing procedure, Then painted with required temperature tolerance level insulating coatings by mold type or blanket type, after baking procedure, the conductor and insulating coating will become an integral product The product is now widely used in oil-immersed transformers,dry transformers,electric reactor ,motor ,choke coils,air compressor and other similar electrical instruments.
GB/T23312-2009,GB/T6109-2008(IEC60371)
Standard:GB/T23312-2009,GB/T6109-2008(IEC60371)and Enterprise Standards

Production Range

Enameled copper round wire
Size:0.10mm-3.00mm
Enameled aluminum round wire
Size:0.30mm-3.75mm
 

Resistivity

20ºC,0.017241 Ωm²/m,0.02801 Ωm²/m.
The electric resistivity of copper wire rectangular wire is no more than 0.017241
Ωm²/m,the electric resistivity of aluminum rectangular wire is no more than 0.02801 Ωm²/m with the temperature of 20ºC

Size of conductor,minimum film thickness,maximum external diameter size should conform to the flowing tables:
 

Nominal Diameter size	Deviation(mm)	Minimum coating film thickness		Maximum external diameter size
		1 class	2 class	1.class	2 class
0.500	0.005	0.024	0.045	0.544	0.566
0.560	0.006	0.025	0.047	0.606	0.630
0.630	0.006	0.027	0.050	0.679	0.704
0.710	0.007	0.028	0.053	0.762	0.789
0.800	0.008	0.030	0.056	0.855	0.884
0.900	0.009	0.032	0.060	0.959	0.989
1.000	0.010	0.034	0.063	1.062	1.094
1.120	0.011	0.034	0.065	1.184	1.217
1.250	0.013	0.035	0.067	1.316	1.349
1.400	0.014	0.036	0.069	1.468	1.502
1.600	0.016	0.038	0.071	1.670	1.706
1.800	0.018	0.039	0.073	1.872	1.909
2.000	0.020	0.040	0.075	2.074	2.112
2.240	0.022	0.041	0.077	2.316	2.355
2.500	0.025	0.042	0.079	2.578	2.618
2.800	0.028	0.043	0.081	2.880	2.922
3.150	0.032	0.045	0.084	3.233	3.276
3.550	0.036	0.046	0.086	3.635	3.679
4.000	0.040	0.047	0.089	4.088	4.133
4.500	0.045	0.049	0.092	4.591	4.637
5.000	0.050	0.050	0.094	5.093	5.141
If the size is between nominal sizes, then you should refer to the minimum coating film thickness of the bigger nominal size

 Elongation

Nominal Diameter size /mm	Minimum elongation/%	Nominal Diameter size /mm	Minimum elongation/%
0.500	25	1.800	32
0.560	26	2.000	33
0.630	27	2.240	33
0.710	28	2.500	33
0.800	28	2.800	34
0.900	29	3.150	34
1.000	30	3.550	35
1.120	30	4.000	35
1.250	31	4.500	36
1.400	32	5.000	36
1.600	32
. If the size is between the nominal size, then you should refer the minimum elongation of the bigger conduct nominal size.

Thermal shock
,.+20ºC.
The insulation of the enameled round wire should not crack when curling the wide side of the wire on the round rod with the size in following chart. The minimum thermal shock temperature will be 20.c plus temperature-resist grade of conductor.
 

Nominal diameter/mm	Rod diameter/mm
0.450	1.000
0.500	1.120
0.560	1.250
0.630	1.400
0.710	1.600
0.800	1.800
0.900	2.000
1.000	2.240
1.120	3.550

 Solvent resistance
  ,"H",.
The layer of the coating shouldn't be scratched when using "H"rigid pencil to test the product handled by the standard solvent

Breakdown voltage
  ,.,..
In the room temperature, At least four samples should not be breakdown in prescriptive voltage among total 5 samples, We can test at high temperature if customer requires.

Enameled round wire	Nominal diameter(mm)	Minimum breakdown voltage V
		Grade1 and Grade1B		Grade2 and Grade2B		Grade3
	0.400	2300	1700	4400	3300	6400	4800
	0.450	2300	1700	4400	3300	6800	5100
	0.500	2400	1800	4600	3500	7000	5300
	0.560	2500	1900	4600	3500	7100	5300
	0.630	2600	2000	4800	3600	7100	5300
	0.710	2600	2000	4800	3600	7200	5400
	0.800	2600	2000	4900	3700	7400	5600
	0.900	2700	2000	5000	3800	7600	5700
	1.000	2700	2000	5000	3800	7600	5700
	2.500	2700	2000	5000	3800	7600	5700
	2.500	1300	1000	2500	1900	3800	2900
	, If the size is between the nominal sizes, you should refer to the minimum breakdown voltage of the bigger nominal sizes.

continuity of paint film
≤1.6mm,30m5.
When nominal diameter is no more than 1.6mm, the defects are no more than 5 of every 30 meters.

Rebound resilience

10.10.080mm1.600mm
The nominal diameter of conductor  is no less than 0.080mm and below 1.600mm:
,.
When you test on the specified rod with prescribed load, the maximum rebound angle should not exceed the specified value in next table.
10.21.600mm
The nominal diameter is over 1.600mm.
5°.
The maximum rebound angle of the wire should not exceed to 5°

Nominal diameter of conductor(mm)	The diameter of rod(mm)	Load(N)	/(°maximum rebound angle)
			1Grade1	Grade 2 and grade 1B	Grade 3 and grade 2B
0.400	19	4.0	45	50	55
0.450	25	8.0	44	48	53
0.500	25	8.0	43	47	51
0.560	25	8.0	41	44	48
0.630	37.5	12.0	46	50	53
0.710	37.5	12.0	44	47	50
0.800	37.5	12.0	41	43	46
0.900	50	15.0	45	48	51
1.000	50	15.0	42	45	47
1.120	50	15.0	39	41	43
1.250	50	15.0	35	37	39
1.400	50	15.0	32	34	36
1.600	50	15.0	28	30	32

  
Flexibility and Adhesiveness
11.1(1.600mm)
Rod winding testing ( when the conductor nominal diameter is no more than 1.600mm)
,.
The paint layer should not split when the enameled wire is winded on the appropriate rod.
11.2(1.600mm)
Tensile test
32%,.15%,
The paint layer should not be split  when the enameled cooper wire is stretched by 32%.
The paint layer should not be split when the enameled aluminum wire is stretched by 15%
11.3(1.000mm)
Emergent pulling test ( when the nominal diameter of the conductor is no more than 1.000mm)
.
The paint layer should be be split or lose its Adhesiveness
11.4(1.000mm)
Peeling test ( when the nominal diameter of the conductor is above 1.000mm)
dR,.
The paint layer should not lose its adhesiveness when the trial is twisted under calculated round accordingly the nominal diameter of the conductor.
R=K/d 
R= K/d (nominal) - taking the integer
K:
Pls refer "k" accordingly to below chart

/grade	K
Class180	110
Class200	110
Class220	90

Package

spool	Max loading weight (copper)()/kg	Max loading weight (aluminum)()/kg
PT-30	40	15
PT-60	70	25
PT-200	/	60

If you need special requirement of spool, please let us know.