Bare copper flat wire

Bare copper flat wire is mainly used in the manufacture of motor, transformer, electric welding machine, etc

Produxt Inatruction
Bare copper flat wire is mainly used in the manufacture of motor, transformer, electric welding machine, etc
Feature
High Surface finish
No chromatic aberration
Stable dimension
Superior electrical performance
Good physical properties and mechanical properties
Produxt technical parameters
Model
Soft copper flat wire TBR
Dimensional tolerance
Conductor dimensional deviation
	Standard size(mm)	National standard deviation(±)	Inner quality standard(bare conductor)	Inner quality standard(paper wrapped bare conductor)
Side a	a≤3.15	0.03	-0.02~0	-0.02~0
	3.15<a≤6.30	0.05	-0.03~0	-0.03~-0.01
	6.30<a≤7.10	0.07	-0.05~0	-0.05~-0.02
	7.10<a≤9.10	0.08	-0.06~0	-0.06~-0.02
Side b	b≤3.15	0.03	-0.02~0	0~+0.02
	3.15<a≤6.30	0.05	-0.03~0	+0.01~+0.03
	6.30<a≤12.50	0.07	-0.05~0	+0.02~+0.05
	12.50<a≤15.00	0.09	-0.06~0	+0.02~+0.06
Corner radius
Corner radius comparison
Range of side a	Angle R	Deviation(±)
1.00<a≤1.60	0.5	25%
1.60<a≤2.24	0.65
2.24<a≤3.55	0.8
3.55<a≤6.00	1
6.00<a≤7.10	1.2
Suggest size proportion
1.4≤b/a≥8
Resistivity
Less than or equal to≤0.017241Ω.M M2/ M
Half hard copper performance index
Model	Yield strength	Minimum elongation	Maximum resistivity
C1	100~180	20	1/58
C2	180~200	20	1/57.5
	200~220	15	1/57.5
C3	220~260	15	1/57
Executive standard
GB5584.1-85