0.3mm (29 AWG) KA1 FeCrAl Electrical Wire

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Description

FeCrAl Electrical Wire

The Crazy Wire Company are best known and long established as Europe’s preferred suppliers of top quality FeCrAl electrical wire. We have enormous stock levels at all times as we use this wire to weave our mesh products.

0.3mm FeCrAl electrical wire is a type of heating wire made from iron-chromium-aluminium alloy, which is commonly used for its high-temperature resistance and durability. The 0.3mm diameter refers to the thickness of the wire, and it is often used in heating elements for appliances such as ovens, toasters, and hair dryers. FeCrAl wire is known for its excellent corrosion resistance, high electrical resistance, and high melting point, which makes it a popular choice for heating applications.

Technical Specification:

  • Diameter – 0.3mm (300 Micron – 29 AWG)
  • Ohms/ft – 19.89
  • C = Min – 0% Max – 0.08%
  • Si = Min – 0% Max – 0.7%
  • Mn = Min – 0% Max – 0.4%
  • Cr = Min – 20.5% Max – 23.5%
  • Al = Nominal Comp – 5.8% – Min – 0% – Max – 0%
  • Fe = Balance

Available KA1 Options:

  • 1.15mm (17 AWG) – 1.35 ohms/m
  • 1.02mm (18 AWG) – 1.77 ohms/m
  • 0.9mm (19 AWG) – 2.15 ohms/m
  • 0.8mm (20 AWG) – 2.84 ohms/m
  • 0.7mm (21 AWG) – 3.58 ohms/m
  • 0.6mm (22 AWG) – 4.94 ohms/m
  • 0.65mm (22 AWG) – 4.26 ohms/m
  • 0.64mm (22 AWG)
  • 0.5mm (24 AWG) – 7.11 ohms/m
  • 0.55mm x 0.1mm – 26.05 ohms/m
  • 0.55mm (23 AWG) – 5.96 ohms/m
  • 0.4mm (26 AWG) – 11.46 ohms/m
  • 0.48mm (25 AWG) – 7.79 ohms/m
  • 0.45mm (25 AWG) – 8.93 ohms/m
  • 0.42mm (26 AWG) – 10.6 ohms/m
  • 0.3mm (29 AWG) -19.89 ohms/m
  • 0.38mm (27 AWG) – 12.79 ohms/m
  • 0.37mm (27 AWG) – 13.26 ohms/m
  • 0.35mm (27 AWG) – 14.69 ohms/m
  • 0.34mm (28 AWG) -15.15 ohms/m
  • 0.32mm (28 AWG) -17.46 ohms/m
  • 0.2mm (32 AWG) – 46.11 ohms/m
  • 0.28mm (30 AWG) – 22.75 ohms/m
  • 0.27mm (30 AWG) – 24.86 ohms/m
  • 0.25mm (30 AWG) – 29.29 ohms/m
  • 0.23mm (31 AWG) – 34.36 ohms/m
  • 0.21mm (32 AWG) – 40.44 ohms/m
  • 0.1mm x 0.2mm – 71.83 ohms/m
  • 0.1mm (38 AWG)
  • 0.18mm (33 AWG) – 56.98 ohms/m
  • 0.17mm (34 AWG) – 62.57 ohms/m
  • 0.15mm (34 AWG) – 82.52 ohms/m
  • 0.13mm (36 AWG) – 107.87 Ohms/m
  • 0.12mm (36 AWG)
  • 0.09mm (39 AWG) – 228.40 ohms/m
  • 0.08mm (40 AWG)
  • 0.07mm (41 AWG)
  • 0.06mm (42 AWG) – 496 ohms/m
  • 0.05mm (44 AWG) – 577 ohms/m

Why Use The Crazy Wire Company

  1. Quality of products: The Crazy Wire Company always  offer high-quality products that meet industry standards and customer expectations.
  2. Selection: We offer a wide variety of wire products and sizes to meet the diverse needs of our customers. We have more than 600 products available through our site and counting. 
  3. Price: We always offer the best value possible. Our wires are available as part of our major weaving processes, so it is bought at the best possible rate. 
  4. Availability: Our products are kept in house and are ready to ship immediately. 
  5. Customer service: Our experienced staff help our customers feel confident in their purchases and provide assistance when required. 

What Else Is Available?

We do not only offer KA1 round wire. We also have a huge range of stainless steel wire and Ni80 round wire in immediate stock too.

Ribbon wire and flat wire are stocked for immediate dispatch too.

 


FAQs About This Wire

How Long Will KA1 Wire Last?

The lifespan of KA1 wire can vary depending on several factors, including the specific alloy, the temperature and power rating of the wire, and the specific operating conditions and usage patterns. In general, KA1 wire is known for its durability and long life, and can last for several years or even decades in some cases.

The manufacturer of the wire may provide a recommended lifespan or maximum operating temperature, which can be used as a guideline for determining the expected lifespan of the wire. However, the actual lifespan of the wire will depend on how it is used and maintained, and factors such as overheating, corrosion, or mechanical stress can cause the wire to degrade or fail prematurely.

In heating applications, KA1 wire is often used in high-temperature environments where it is subjected to repeated heating and cooling cycles, which can cause it to degrade over time. Regular maintenance and inspection can help to identify any signs of wear or damage to the wire, and can help to extend its lifespan and ensure safe and reliable operation.

Can I Solder KA1 Wire?

It is generally not recommended to solder KA1 wire, as the high temperatures required for soldering can cause the wire to oxidize and degrade. KA1 wire is designed to withstand high temperatures, and is often used in high-temperature heating applications where soldering is not necessary or recommended.

If you need to connect KA1 wire to another component or wire, there are other methods that can be used, such as crimping, clamping, or using special connectors or terminals designed for high-temperature applications. KA1 wire can also be wrapped or twisted around other wires or components to create a secure connection, without the need for soldering.

If you do need to make a soldered connection with KA1 wire, there are some specialized solders and fluxes that are designed for use with high-temperature materials such as KA1. However, these materials can be difficult to work with and may not provide a reliable or long-lasting connection, so it is generally recommended to use other methods of connecting KA1 wire whenever possible.

Is KA1 Wire Extremely Scratch Resistant?

KA1 wire is a type of high-temperature resistance wire made from iron-chromium-Aluminium alloys, and is designed to be strong, durable, and resistant to corrosion and other forms of degradation at high temperatures. While KA1 wire is relatively hard and can withstand mechanical stress to a certain extent, it is not necessarily scratch-resistant.

The scratch resistance of KA1 wire may depend on the specific alloy and surface finish of the wire, as well as the specific conditions and environment in which it is used. In general, KA1 wire is less scratch-resistant than some other materials such as stainless steel, which is known for its high scratch resistance.

If scratch resistance is an important consideration for your application, you may want to consider other materials or surface treatments that are specifically designed to be scratch-resistant, such as ceramic coatings, anodized coatings, or specialized surface treatments. However, KA1 wire is still a popular and effective choice for a wide range of heating and electrical applications, due to its high-temperature capabilities, durability, and corrosion resistance.

What Is The Thermal Expansion In KA1 In Metric?

The coefficient of thermal expansion (CTE) of KA1 varies depending on the specific alloy and temperature range. The CTE is a measure of how much a material will expand or contract in response to changes in temperature.

For KA1 A-1, which is a common alloy used in heating elements, the coefficient of thermal expansion is approximately 14.7 x 10^-6 per degree Celsius (14.7 µm/m·K). This means that for every degree Celsius increase in temperature, a 1-meter length of KA1 A-1 wire will expand by approximately 14.7 micrometers (0.0147 mm).

For other KA1 alloys, the CTE may be slightly higher or lower than this value, depending on the specific alloy and temperature range. It’s worth noting that the actual expansion of KA1 wire will also depend on other factors such as the length, diameter, and shape of the wire, as well as the specific conditions and environment in which it is used.

 


 

The Crazy Wire Company is a leading UK based supplier of nichrome, FeCrAl, and stainless steel wires. We specialise in rapid delivery to any location around the country. Our factory is located in Warrington, which is the historic home of the UK’s wire industry.

Check out our blog ‘everything that you need to know about wires’   for more information on resistance wire in general. Our goal for our blogs and help guides is to answer as many questions as possible to help to explain the possibilities of mesh to our customers. 

We also offer similar products through our highly popular eBay store, check us out there too.

Contact our team today if you have any questions at all. We are always really keen to help in any way that we can. 

Additional information

spool-size

10 Metres (33 Feet), 100 Metres (330 Feet), 200 Metres (660 Feet), 25 Metres (82.5 Feet), 50 Metres (166.66 Feet)

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