
Resistance Alloy NiCr AA 3ga Wire/Strip
Product Introduction
We encourage the sustainable use of resources in our Ceramic Type Band Heaters, Threaded Heaters, porcelain heating element and business operations and strive to design products that are environmentally friendly. The company has established a good cooperative relationship with many peers, and strives to become a leader in the industry. With a high sense of enterprise and responsibility, our employees will jointly take up the mission of development and create the great work of development together. Our company insists on the basic policy of market-oriented, technology-supported and management-guaranteed. We always adhere to the principle of "service innovation", and constantly improve our service and support capabilities to provide timely and considerate services to all customers.
Description
Heating Resistance Wire Strip and Alloy heating wire is Ferro-Chrome (Fe-Cr-AL) heating resistance wire, Nickel-Chrome (Nichrome) heating resistance wire, Copper Nickel (Constantan) wire, and related products in alloys to meet specific customer requirements.
1) High electrical resistivity
2) Good corrosion resistance under high temperature
3)0Cr21Al4/ 0Cr25Al5/ 0Cr23Al5/ 0Cr21Al6NbCo/ 0Cr27Al7Mo2/ KSC/Cr20Ni80/ Cr15Ni60/ Cr20Ni35/ Cr20Ni30

Specifications
Properties /Grade | NiCr 80/20 | NiCr 70/30 | NiCr 60/15 | NiCr 35/20 | NiCr 30/20 |
Ni | Rest | Rest | 58-62 | 34.0-37.0 | 30.0-34.0 |
Cr | 20.0-23.0 | 28.0-31.0 | 15.0-18.0 | 18.0-21.0 | 18.0-21.0 |
Fe | 1.0 | 1.0 | Rest | Rest | Rest |
Max Working Temp (℃) | 1200 | 1250 | 1150 | 1100 | 1100 |
Resisivity 20 (Ωm㎡/m) | 1.14±0.05 | 1.13±0.05 | 1.13±0.05 | 1.04±0.05 | 1.04±0.05 |
Density (g/cm³) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 |
Thermal Conductivity (KJ/m.h.℃) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 |
Coefficient of Thermal Expansion (α x10-6/℃) | 18 | 17 | 17 | 19 | 19 |
Melting Point (℃) | 1400 | 1380 | 1390 | 1390 | 1390 |
Elongation(%) | >20 | >20 | >20 | >20 | >20 |
Micrographic Structure | austenite | austenite | austenite | austenite | austenite |
Magnetic Property | nonmagnetic | weak nonmagnetic | |||
Raw Materials

Production Pictures
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Our excellence in technology, raw materials and processes has made our products proudly outperform the entire Resistance Alloy NiCr AA 3ga Wire/Strip industry in terms of quality and has won the unanimous approval of users and the industry. Our corporate style is, team intellectualization, management standardization, business diversification, and company internationalization. We insist on the high standard and high efficiency of all work, and make every effort to provide quality services and products.
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SPEC DATA
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