Karma 6J22 Precision Resistance Wire for Measuring Instruments and Electrical Components

Karma 6J22 Precision Resistance Wire for Measuring Instruments and Electrical Components

6J22 is a nickel-chromium alloy with high electrical resistivity and a low temperature coefficient of resistance, making it ideal for precision resistors and strain gauges. It offers excellent corrosion resistance, especially in oxidizing environments, and maintains stable resistance up to high temperatures. Used in various measuring instruments and electrical components where temperature stability is crucial.

Karma Ni-Cr-Al-Fe 6J22/6J422 is a high-performance precision resistance wire that offers excellent thermal stability, corrosion resistance, and mechanical durability. It is ideal for industrial heating, temperature sensing, and resistive components in environments requiring consistent, long-term performance at elevated temperatures.

Chemical composition

Propertises

The tolerance of wires diameter, size range

Kamar (6J22) Technical Data of wires

Some key features of 6J22 include:

1. High resistivity: The resistivity of 6J22 precision alloy is about three times higher than that of manganese copper, so it can be used to make high-precision electronic components.
2. Low temperature coefficient of resistance: 6J22 precision alloy has a low temperature coefficient of resistance, which means that its resistance value changes less at different temperatures.
3. Low thermoelectric potential to copper: 6J22 precision alloy has a low thermoelectric potential to copper, which means that there will not be too much thermoelectric effect during use.
4. Good long-term stability of resistance: 6J22 precision alloy has good long-term stability of resistance and can maintain stable performance for a long time.
5. Good oxidation resistance: 6J22 precision alloy has good oxidation resistance and can be used in high temperature environments for a long time.
6. Wide operating temperature range: 6J22 precision alloy has a wider operating temperature range than manganese copper and can be used in a wider temperature range.

6J22 alloy is known for its outstanding corrosion resistance, high strength, thermal stability, and versatile applications across aerospace, chemical, and electronic industries. These attributes make it a reliable choice for demanding environments and applications.

Applications:

• Making precision resistance components: 6J22 alloy has high resistivity and temperature coefficient, so it is suitable for making precision resistance components in various measuring instruments and meters. For example, resistor sheets made of 6J22 alloy can be used to make precision measuring instruments such as resistor boxes and bridges.
• Making micro-resistance components and strain gauges: 6J22 alloy has good processing performance and mechanical properties, so it is suitable for making precision micro-resistance components and strain gauges. For example, micro resistors made of 6J22 alloy can be used to make micro sensors, micro electronic components, etc., while strain gauges can be used to make pressure sensors, strain measuring instruments, etc.

In addition, 6J22 alloy can also be used to make high-precision wires, springs, springs and other components, as well as high-precision instruments and equipment in aviation, aerospace, national defense and other fields.

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.