0.1MM 0.15MM 0.65MM 1.25MM 1.5MM NCHW-2 Nichrome Resistance Wire For Electric

Product Specification

0.1MM 0.15MM 0.65MM 1.25MM 1.5MM NCHW-2 Nichrome Resistance Wire For Electric Blankets

Tankii alloy Material Co.,Ltd mainly produces resistance wire including nicr alloy, fecral alloy, cuni alloy and thermocouple alloy wire.

About NiCr60/15:

Chemical Composition: Nickel 60%, Chrome 15%
Electrical Resistivity: 1.12 ohm mm2/m
Max working temperature: 1150 C
Condition: Bright, Annealed, Soft

How to choose the right nichrome wire for a specific application?

When choosing the right nichrome wire for a specific application, you need to consider the following factors:

1. Resistance and power requirements

• Resistance calculation: The resistance of a wire is given by the formula , where is the resistivity of the material (a characteristic of nichrome), is the length of the wire, and is the cross - sectional area. For applications where a specific amount of heat needs to be generated through Joule heating (, where is power, is current), you need to calculate the appropriate resistance. For example, in a simple heating element like a toaster, if you know the voltage of the power supply and the desired power output, you can calculate the required resistance using , where is the voltage.
• Power density: Consider the power density that the wire can handle. If you have a small - sized heating element, you might need a wire with a higher power - to - volume ratio to achieve the required heating effect without overheating the wire itself.

2. Temperature requirements

• Maximum operating temperature: Nichrome wires have different temperature limits depending on their composition and construction. Make sure the wire you choose can withstand the maximum temperature of your application. For example, if you are designing a furnace that operates at 1000°C, you need to select a nichrome wire grade that can handle such high temperatures without significant degradation or melting.
• Temperature coefficient of resistance: The resistance of nichrome wire changes with temperature. Some applications may require a wire with a low temperature coefficient of resistance so that the electrical properties remain relatively stable over a wide temperature range.

3. Wire diameter and length

• Diameter: A thicker wire has a lower resistance for a given length and can handle more current. However, a thicker wire also takes up more space. In applications where space is limited, such as in some miniature heating devices, a thinner wire might be more appropriate, but you need to ensure it can handle the power requirements without overheating.
• Length: The length of the wire affects the overall resistance. Longer wires have higher resistance. You need to balance the length and diameter to achieve the desired resistance and fit the wire into the physical space of the device.

4. Environmental conditions

• Corrosion resistance: If the wire will be used in a corrosive environment, such as in a humid or chemically reactive atmosphere, you need to choose a nichrome wire with enhanced corrosion - resistant properties. Some nichrome alloys are better suited for such conditions than others.
• Mechanical stress: Consider whether the wire will be subject to mechanical stress such as vibration or bending. A more flexible and mechanically robust wire may be needed in applications where the wire is likely to be moved or stressed during operation.

5. Cost and availability

• Cost: Different grades and specifications of nichrome wire have different costs. Balance your performance requirements with cost - effectiveness. Sometimes, a slightly more expensive wire with better performance and longer lifespan can be a more economical choice in the long run.
• Availability: Ensure that the wire you choose is readily available in the quantities and specifications you need. Some specialized nichrome alloys may have longer lead times for procurement.
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Nichrome wire has various applications due to its unique properties. Some common applications include:

1. Heating elements: Nichrome wire is commonly used in heating elements for appliances such as toasters, hair dryers, and electric ovens. It has a high melting point and excellent resistance to oxidation, making it ideal for generating heat.

2. Resistance wires: Nichrome wire is used as a resistance wire in applications such as electric heaters, electric blankets, and industrial heating systems. Its high electrical resistance allows it to generate heat when an electric current passes through it.

3. Thermocouples: Nichrome wire is used in the construction of thermocouples, which are temperature sensors. It is often combined with other metals to create a thermocouple junction that produces a voltage proportional to the temperature being measured.

4. Cutting and sealing wires: Nichrome wire is used in cutting and sealing applications, such as in hot wire foam cutters and packaging machines. Its high temperature resistance and ability to maintain consistent heat make it suitable for precision cutting and sealing.

5. Electrical components: Nichrome wire is used in various electrical components, such as resistors and rheostats, due to its high electrical resistance and stability.

These are just a few examples of the applications of nichrome wire. Its versatility and unique properties make it a valuable material in many industries.

Parameters of resistance wires:

Nichrome alloy wire:

NiCr60/15 / 2.4867/ NCHW-2 Nichrome Resistance Heating Wire For Automotive Industry

Resistance flat wire pictures:

NiCr60/15 / 2.4867/ NCHW-2 Nichrome Resistance Heating Wire For Automotive Industry

Package of resistance wire :

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