NF43 PTC Ni-Fe Alloy Wire with 45-50% Nickel Content for Temperature-Sensitive Applications, Resistance 0.43

The product exhibits a resistivity of 0.43 at a temperature of 20°C, with a tolerance range of ±0.02.

Resistance Values and Naming Conventions for PTC Ni-Fe Alloy Wires

Chemical Composition of Different Models of PTC Ni-Fe Alloy Wire

Temperature Coefficients of Different Models of PTC Ni-Fe Alloy Wire

Mechanical properties (tensile strength)

Size (diameter)

Key Features of PTC Ni-Fe Alloy NF43 Include:

1. Positive Temperature Coefficient (PTC):

   • The resistivity increases with rising temperature, making it ideal for applications requiring temperature sensing, control, and circuit protection.

2. Enhanced Magnetic Properties:

   • High magnetic permeability and low coercivity enable efficient performance in soft magnetic applications such as transformers, inductors, and chokes.

3. High Electrical Resistivity:

   • Minimizes energy losses in magnetic circuits and ensures reliable performance in electronic devices.

4. Thermal Stability:

   • Offers consistent electrical and magnetic properties across a wide temperature range, suitable for demanding operational conditions.

5. Corrosion Resistance:

   • The nickel content provides excellent resistance to oxidation and corrosion, ensuring durability in harsh environments.

6. Mechanical Versatility:

   • Good ductility and machinability allow for easy processing into wires, sheets, or custom components for diverse applications.

7. Wide Application Range:

   • Used in temperature-sensitive devices, magnetic shielding, heating elements, and precision electronic components.

8. Reliability and Durability:

   • Combines stable thermal, magnetic, and resistive properties with long-lasting performance for industrial, automotive, and electronic applications.

NF43 is a versatile alloy, designed for applications requiring high precision, reliability, and stability in thermal and magnetic performance.

Applications:

• Temperature Sensing and Control:

  • Used in thermistors and temperature-sensitive resistors for monitoring and regulating temperature in industrial equipment and electronic devices.

• Overcurrent Protection Devices:

  • Serves as a current limiter by increasing resistance with rising temperature, protecting electronic circuits from damage due to overcurrent.

• Magnetic Cores:

  • Applied in soft magnetic cores for transformers, inductors, and chokes to enhance energy transfer efficiency and minimize losses.

• Magnetic Shielding:

  • Provides shielding for sensitive electronic components by protecting them from external magnetic interference.

• Industrial Heating Systems:

  • Integrated into self-regulating heating elements for precise temperature control and energy efficiency.

• Automotive Electronics:

  • Found in temperature sensors, circuit protectors, and resistors within automotive systems for reliable operation under varying conditions.

• Precision Instrumentation:

  • Used in high-accuracy devices requiring consistent magnetic and resistive properties, such as precision sensors and actuators.

• Consumer Electronics:

  • Incorporated into circuit protection components for household appliances, ensuring safety by preventing overheating or electrical faults.

• Energy Systems:

  • Utilized in renewable energy systems and power electronics to enhance the stability and reliability of magnetic and thermal components.

NF43's PTC behavior, combined with its magnetic and thermal stability, makes it versatile for applications in industrial, automotive, and electronic fields.

Support and Services:

1. Technical Consultation

2. Product Selection

3. Time Guarantee

4. Warranty and After-Sales Support

Q&A:

1. Where can this product be applied?

This material is widely used in various electrical heaters, such as car seat heating, snow melting heating, electric floor heating, etc.

2. Is your product safe and environmentally friendly?** Our product has passed SGS test reports, the SVHC content, which is of concern to the European Chemicals Agency and WTO, is lower than the specified 0.1%, and it has also passed the ISO9001 quality system certification.

3. What is the minimum order quantity for customers?

If the desired product is in stock, we can provide a single piece as a sample. If the stock is insufficient, the minimum order quantity is 5kg.

4. How do you guarantee product quality?

Advanced manufacturing processes are used, with three samples taken for inspection during production. The quality inspection standards are high, consistent with Swedish KANTHAL, and ISO9001 certified.

Company Overview:

Jiangyin Chengxin Alloy Material Co., Ltd has more than 20 years of experience as the lead.ing alloy wire manufacturer in China. We offer a wide range of services from fine wire drawing toresistance wire manufacturing. Since the beginning, our specialty has been the quality and preci.sion of our products. We have the tightest tolerances and deliver within a few days to a fewweeks. As a result, we have become the leading alloy wire supplier in the industry.

Senphus Subsidiaries:

• Jiangyin Chengxin Alloy Material Co., Ltd.
• Jiangyin Senphus Electrical Materials Co., Ltd.
• Jiangsu Xiangcheng Supply Chain Management Co., Ltd.

Jiangyin Chengxin Alloy Material Co., Ltd.: With nearly 20 years of experience, Jiangyin Chengxin is a leading alloy wire manufacturer in China. We offer a wide range of services, from fine wire drawing to resistance wire manufacturing. Our specialty lies in the quality and precision of our products, achieving the tightest tolerances and delivering orders within days to weeks. As a result, we have established ourselves as the premier supplier of alloy wire in the industry.

Our product range includes:

• Copper-nickel alloys (CuNi1-CuNi44)
• Karma (Nikrothal L/Evanohm/Alloy 800)
• Manganin and Constantan
• Nickel-chromium alloys
• Thermocouple alloys (Type K, N, E, T, J)
• Thermocouple extension wire
• PTC thermistor resistance alloy
• Pure nickel wire and Monel alloy

These alloys are available in various forms, including wire, ribbon, stranded, and enamelled. Major applications include seat heating, underfloor heating, military projects, aerospace, household appliances, heating wire, mechanical and electrical plants, and temperature instruments. Our manufacturing processes are ISO 9001:2015 certified, and we specialize in fine and ultra-fine wire drawing, offering wire diameters from 0.025 mm (0.001") to 13 mm (0.51") in small batches, medium volumes, and mass production. We maintain a comprehensive quality inspection system, including in-house chemical analysis, chromatographic analysis, metallurgical analysis, pinhole tests, wire construction tests, and tension tests to ensure the highest quality standards.

Senphus Electrical Material Co., Ltd.: Founded in 2003, Senphus Electrical Material Co., Ltd. integrates research, manufacturing, and sales of electric heating alloys, heating cables, heating wires, and heating products. Leveraging over a decade of technical expertise in heating alloy wire, we have adopted advanced heating cable technology and machinery, successfully developing heating cables, temperature controllers, and temperature control systems suitable for building heating, pipe insulation, outdoor snow melting, wind power blade production, car seat heating, and healthcare applications.

The company is recognized as a high-tech enterprise in Jiangsu Province and a small giant enterprise in Jiangyin City, specializing in innovative technologies. We operate the "Wuxi Heating Cable Engineering Technology Research Center" and collaborate with experts from renowned domestic universities. Our portfolio includes 5 invention patents and over 30 utility model patents, showcasing our strong research and development capabilities.

With an annual output exceeding 1,000 tons of thermal alloy wire and an output value of approximately 105 million yuan, our products are well-received in markets such as the UK, Italy, Canada, Peru, and Spain. Our heating cables generate an annual output value of over 80 million yuan, with exports to Germany, Japan, the United States, Malaysia, Denmark, Brazil, and other countries.

The company has successfully passed multiple quality management system certifications, including IATF 16949, ISO 9001, ISO 14001 (Environmental Management System), and ISO 45001 (Occupational Health and Safety Management System). Our heating cables and related products have also obtained test reports from the Shanghai Cable Research Institute Test Center and received certifications such as UL (United States), VDE (Germany), CE (European Union), and RoHS.

Commitment to Quality: We adhere to the business commitment of "Reputation First, Quality First, Customer First" and uphold the quality policy of "Integrity-Based, Quality-Oriented, Excellent Service." We are dedicated to providing accurate products and professional services, and we look forward to collaborating sincerely with you to achieve mutual success.