Our Copper Nickel Alloy Wire is a high-quality electrical material that offers low electric resistance, excellent heat resistance, and corrosion resistance. It is easy to process and lead welded, making it ideal for various applications in the electrical industry.

Commonly used in the production of key components for thermal overload relays, low resistance thermal circuit breakers, and electrical appliances, our Copper Nickel Alloy Wire is a reliable choice. It is also widely used in electrical heating cables, making it an essential material for heating systems.

Key Features:

• Low electric resistance
• Good heat resistance
• Corrosion resistance
• Easy to process and lead welded

Applications:

• Low-voltage circuit breakers
• Thermal overload relays
• Electrical heating cables
• Electrical heating mats
• Snow melting cables and mats
• Ceiling radiant heating mats
• Floor heating mats & cables
• Freeze protection cables
• Electrical heat tracers
• PTFE heating cables
• Hose heaters
• Other low-voltage electrical products
• Copper nickel alloy  

  Main property		Cuni1	CuNI2	CuNI6	CuNI10	CuNi19	CuNi23	CuNi30	CuNi34	CuNI44
  Main chemical composition	Ni	1	2	6	10	19	23	30	34	44
  	MN	/	/	/	/	0.5	0.5	1.0	1.0	1.0
  	CU	rest	rest	rest	rest	rest	rest	rest	rest	rest
  max working Temperature °c		/	200	220	250	300	300	350	350	400
  Density g/cm3		8.9	8.9	8.9	8.9	8.9	8.9	8.9	8.9	8.9
  Resistivity at 20 °c		0.03 ± 10%	0.05 ±10%	0.1 ±10%	0.15 ±10%	0.25 ±5%	0.3 ±5%	0.35 ±5%	0.40 ±5%	0.49 ±5%
  Temperature coefficient of Resistance		<100	<120	<60	<50	<25	<16	<10	-0	<-6
  Tensile strength Mpa		>210	>220	>250	>290	>340	>350	>400	>400	>420
  elongation		>25	>25	>25	>25	>25	>25	>25	>25	>25
  Melting  point °c		1085	1090	1095	1100	1135	1150	1170	1180	1280
  coefficient of conductivity		145	130	92	59	38	33	27	25	23