Up To 1400°C High Temperature Heating Wire MWS-875/ Cr22Al5.5 Alloy Wire 1.5mm 2.5mm 3.5mm Used For Home Appliance

Brand Name:TANKII
Certification:ISO9001
Model Number:TK1
Minimum Order Quantity:20kg
Delivery Time:5~25 days after getting the payment
Payment Terms:L/C, T/T, Western Union
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Location: Shanghai Shanghai China
Address: 1900 Mudanjiang Road, Baoshan District, 201999, Shanghai, China
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Up To 1400°C High Temperature Heating Wire MWS-875/ Cr22Al5.5 Alloy Wire 1.5mm 2.5mm 3.5mm Used For Home Appliance


1. Description
FeCrAl (Ferrochrome Aluminum) alloy heating wire is a type of resistance wire used in heating elements, particularly in applications where high temperatures are required. This alloy typically contains iron, chromium, and aluminum as its primary components.


2. Fecral heating wire (Fe - Cr - Al alloy heating wire) has the following advantages compared to nichrome wire:

Higher operating temperature

  • Fecral heating wire can generally operate at a higher temperature. For example, it can work stably at temperatures up to 1400°C, while the maximum continuous operating temperature of nichrome wire is usually around 1200°C. This high - temperature resistance makes fecral wire suitable for applications such as high - temperature industrial furnaces and heat - treatment equipment where high - temperature heat sources are required.

Better oxidation resistance

  • Fecral heating wire has excellent oxidation resistance. The aluminum in the alloy forms a dense and stable alumina (Al₂O₃) film on the surface of the wire at high temperatures. This oxide film can effectively prevent further oxidation of the wire interior by oxygen. In contrast, nichrome wire is more prone to oxidation at high temperatures, and as the oxide layer on the nichrome wire surface thickens over time, it may lead to a decrease in the performance of the heating wire, such as an increase in electrical resistance and a reduction in heating efficiency.



3. Chemical Details of our Fe-Cr-Al alloy materials:

Chemical Composition and Main Property of Fe-Cr-Al Resistance Alloy
Grade
1Cr13Al4
0Cr25Al5
0Cr21Al6
0Cr23Al5
0Cr21Al4
0Cr21Al6Nb
0Cr27Al7Mo2
Main Chemical Composition
(%)
Cr
12.0-15.0
23.0-26.0
19.0-22.0
22.5-24.5
18.0-21.0
21.0-23.0
26.5-27.8
Al
4.0-6.0
4.5-6.5
5.0-7.0
4.2-5.0
3.0-4.2
5.0-7.0
6.0-7.0
Re
opportune
opportune
opportune
opportune
opportune
opportune
opportune
Fe
Bal.
Bal.
Bal.
Bal.
Bal.
Bal.
Bal.






Nb0.5
Mo1.8-2.2
Max Continuous Service Temperature(oC)
950
1250
1250
1250
1100
1350
1400
Resistivity 20 ℃ (Ωmm2/m)
1.25
±0.08
1.42
±0.06
1.42
±0.07
1.35
±0.07
1.23
±0.07
1.45
±0.07
1.53
±0.07
Density(g/cm3)
7.4
7.1
7.16
7.25
7.35
7.1
7.1
Thermal Conductivity
52.7
46.1
63.2
60.2
46.9
46.1
45.2
(KJ/m@h@oC)
Coefficient of Thermal Expansion(α×10-6/oC)
15.4
16
14.7
15
13.5
16
16
Approximate Melting Point( oC)
1450
1500
1500
1500
1500
1510
1520
Tensile Strength(N/mm2)
580-680
630-780
630-780
630-780
600-700
650-800
680-830
Elongation(%)
>16
>12
>12
>12
>12
>12
>10
Section Variation
65-75
60-75
65-75
65-75
65-75
65-75
65-75
Shrink Rate (%)
Repeatedly Bend Frequency(F/R)
>5
>5
>5
>5
>5
>5
>5
Hardness (H.B.)
200-260
200-260
200-260
200-260
200-260
200-260
200-260
Continuous Service Time
no
≥80/1300
≥80/1300
≥80/1300
≥80/1250
≥50/1350
≥50/1350
Micrographic Structure
Ferrite
Ferrite
Ferrite
Ferrite
Ferrite
Ferrite
Ferrite
Magnetic Property
Magnetic
Magnetic
Magnetic
Magnetic
Magnetic
Magnetic
Magnetic

Real picture of FeCrAl alloy wires:


Package:



4. About us

Shanghai Tankii Alloy Material Co., Ltd. specialized in production of Resistance Heating Alloy, Nickel Chromium Alloy, Iron Chromium Aluminum Alloy, Nickel Aluminum Alloy, Magnin, Copper Nickel Alloy, thermocouple wire, pure nickel and other precision alloy materials in the form of round wire, ribbon wire, sheet, tape, strip, rod and plate.


Welcome to call me or email to me for more information on our products.

China Up To 1400°C High Temperature Heating Wire MWS-875/ Cr22Al5.5 Alloy Wire 1.5mm  2.5mm 3.5mm Used For Home Appliance supplier

Up To 1400°C High Temperature Heating Wire MWS-875/ Cr22Al5.5 Alloy Wire 1.5mm 2.5mm 3.5mm Used For Home Appliance

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