NiCr Alloy Weak Magnetic Nikrothal 40 Heating Wire 2024 Manufacturers
Release time:2025-03-09 Strike:128 Inquire Now
NiCr Alloy Weak Magnetic Nikrothal 40 Heating Wire for sale
Product Details | |
Place Of Origin | China |
Brand Name | DLX |
Model Number | Ni35Cr20 |
Payment & Shipping Terms | |
Minimum Order Quantity | 5 |
Packaging Details | Spool Package With Carton Box, Coil Package With Polybag |
Delivery Time | 5-21 Days |
Payment Terms | L/C, T/T, Western Union, MoneyGram |
Supply Ability | 300 Tons Per Month |
NiCr Series
Ni35Cr20 is an austenitic nickel-chromium alloy suitable for temperature applications up to 1100°C. This alloy is characterized by high resistivity, good oxidation resistance, good ductility after use and excellent weldability. Ni35Cr20 is used for a wide range of electric Heating Element s in domestic appliances.
Typical applications: hot plates, heavy-duty rheostats, storage heaters, convection heaters, fan heaters, heating cables, electric blankets and pads, car seats, resistors, etc.
Common Name: Ni35Cr20, Chromel D, Nikrothal 40, N4, HAI-NiCr 40, Tophet D, Resistohm 40, Cronifer3,Chromex, 35-20Ni-Cr, AlloyD, NiCr-D, Alloy600, Nikrothal4,MWS-610, Stablohm 610. OhmAlloy104A
Ni35Cr20 Nickel-Chromium Nickel alloy resistance heating wire.
Performance material | Cr10Ni90 | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 | |
Composition | Ni | 90 | Rest | Rest | 55.0~61.0 | 34.0~37.0 | 30.0~34.0 |
Cr | 10 | 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 | ||
Maximum temperature℃ | 1300 | 1200 | 1250 | 1150 | 1100 | 1100 | |
Meltiing point ℃ | 1400 | 1400 | 1380 | 1390 | 1390 | 1390 | |
Density g/cm3 | 8.7 | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
Resistivity(μΩ·m,20℃) | 1.09±0.05 | 1.18±0.05 | 1.12±0.05 | 1.00±0.05 | 1.04±0.05 | ||
Elongation at rupture | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | |
Specific heat(J/g.℃) | 0.44 | 0.44 | 0.44 | 0.44 | 0.44 | 0.44 | |
Thermal conductivity(KJ/m.h℃) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | ||
Coefficient of lines expansion19 (20~1000℃) | 18 | 17 | 17 | 19 | 19 | ||
Micrographic structure | Austenite | Austenite | Austenite | Austenite | Austenite | ||
Magnetic properties | onmagnetic | onmagnetic | onmagnetic | onmagnetic | onmagnetic |
Composition and Properties:
Composition:
Typically composed of 80% nickel (Ni) and 20% chromium (Cr), but variations exist depending on the specific type of NiCr alloy.
Electrical Resistivity:
High electrical resistivity, making it efficient for converting electrical energy into heat.
Thermal Stability:
Maintains stable resistance and mechanical properties at elevated temperatures, ensuring consistent heating performance.
Oxidation and Corrosion Resistance:
Excellent resistance to oxidation and corrosion at high temperatures, extending the lifespan of heating elements.
Mechanical Strength:
Good mechanical strength and ductility, allowing it to be easily formed into wires and other shapes.
Magnetic Properties:
Generally, NiCr alloys are non-magnetic, but they can exhibit weak magnetic properties depending on their specific composition and thermal treatment.
Applications:
Heating Elements:
Used in a variety of heating elements, including those in toasters, hair dryers, electric ovens, and space heaters.
Industrial Furnaces:
Employed in industrial furnaces and kilns for processes requiring high temperatures, such as metal casting, glass making, and ceramic firing.
Heat Treatment:
Used in heat treatment applications where controlled and consistent heating is crucial.
Laboratory Equipment:
Suitable for laboratory heating devices, such as heating mantles and high-temperature ovens.
Vaporizers and E-Cigarettes:
Commonly used in the coils of vaporizers and e-cigarettes due to its consistent heating properties.
Hot Cutting:
Utilized in hot wire foam cutters and other cutting equipment where a heated wire is required to melt through materials.
Advantages of NiCr Heating Wire:
Durability:
Long-lasting and resistant to wear and tear even in continuous high-temperature applications.
Consistency:
Provides consistent and reliable heating performance, essential for precision applications.
Versatility:
Can be used in a wide range of heating applications, both domestic and industrial.
Ease of Fabrication:
Can be easily coiled, shaped, and fabricated to meet specific requirements of different applications.
Maintenance and Handling:
Oxidation Layer:
Over time, an oxide layer may form on the surface of the wire. This layer can protect the underlying material from further oxidation, but excessive build-up should be monitored and cleaned if necessary.
Careful Handling:
Care should be taken when handling and installing NiCr wire to avoid kinks and bends that could affect its performance.
Conclusion:
NiCr alloy heating wires, despite being generally non-magnetic, may exhibit weak magnetic properties depending on their specific composition and thermal treatment. These wires are highly valued for their high electrical resistivity, thermal stability, and resistance to oxidation and corrosion, making them suitable for a wide range of high-temperature heating applications in both domestic and industrial settings. Whether used in heating elements, industrial furnaces, or laboratory equipment, NiCr alloy heating wires provide reliable and consistent performance.
FAQs
Q:I have sent the RFQ, when can I expect a reply?
A:We usually quote within 24 hours after we get your inquiry. If you are urgent to get the price, please send the message on trade management or call us directly.
Q:How long is the delivery time?
A:It depends on the order quantity ,Usually it takes about 20-30 days.
Q:Do you accept OEM/ODM manufacturing?
A:Yes! We do accept OEM/ODMmanufacturing. You could give us your samples or drawings.
Q:Can you send me your catalogue?
A:Yes, please contact us.We can share with our catalogue for you by email.
Q:How to control the products quality in your company?
A:With professional quality team, advanced product quality planning, strict implementation, continuous improvement, the quality of our products is well controlled and consistent.
Q:Can you provide detailed technical data and drawing?
A:Yes, we can. Please tell us which product you need and the applications, we will send the detailed technical data and drawing to you for your evaluation and confirm.
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