NF46 PTC Ni-Fe alloy can automatically control temperature

PTC Alloy wire has medium resistivity and high positive temperature coefficient of resistance. It is widely used in various heaters. It can automatically control temperature and adjust power by keeping constant current and limiting current. PTC alloy has many advantages such as automatic temperature control, automatic power regulation, constant current, current limiting, energy saving and long practical life.

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Model: NF46
Brand: REOU

Product Description

PTC Alloy wire has medium resistivity and high positive temperature coefficient of resistance. It is widely used in various heaters. It can automatically control temperature and adjust power by keeping constant current and limiting current. 
 

 Specification 

Code	Diameter mm
Code	Wire	Rod	Wire rod
NF13	0.05-8.0	12-30	8-14
NF15	0.05-8.0	12-30	8-14
NF20	0.05-8.0	12-30	8-14
NF23	0.05-8.0	12-30	8-14
NF25	0.05-8.0	12-30	8-14
NF32	0.05-8.0	12-30	8-14
NF36	0.05-8.0	12-30	8-14
NF38	0.05-8.0	12-30	8-14
NF40	0.05-8.0	12-30	8-14
NF43	0.05-8.0	12-30	8-14
NF46	0.05-8.0	12-30	8-14
NF52	0.05-8.0	12-30	8-14
NF60	0.05-8.0	12-30	8-14

 Tolerances 

Category	Diameter range mm	Elongation rate ≥%
Cold drawn wire	0.05 ＞ d ＜ 0.1	≥ 18
	0.1 ＞ d ＜ 0.3	≥ 20
	0.3 ＞ d ＜ 0.5	≥ 20
	0.5 ＞ d ＜ 1.0	≥ 20

 Chemical composition 

Alloy brand	Chemical element
Alloy brand	Ni 100%	Fe 100%
NF13	85-95	Rest
NF15	75-85	Rest
NF20	70-75	Rest
NF23	60-65	Rest
NF25	60-65	Rest
NF32	50-55	Rest
NF36	50-55	Rest
NF38	50-55	Rest
NF40	50-55	Rest
NF43	45-50	Rest
NF46	45-50	Rest
NF52	45-50	Rest
NF60	45-50	Rest

 Resistivity 

Alloy brand	20℃ resistivity	Tolerance range
NF13	0.13	±0.02
NF15	0.15	±0.02
NF20	0.20	±0.02
NF23	0.23	±0.02
NF25	0.25	±0.02
NF32	0.32	±0.02
NF36	0.36	±0.02
NF38	0.38	±0.02
NF40	0.40	±0.02
NF43	0.43	±0.02
NF46	0.46	±0.02
NF52	0.52	±0.02
NF60	0.60	±0.02

PTC Ni-Fe alloy

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NF46 PTC Ni-Fe alloy can automatically control temperature

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