High Temperature Heating Resistance Wire KD, KA, APM, AF 1.0mm 1.2mm 1.4mm Used For Industrial Furnaces
High Temperature Heating Resistance Wire KD, KA, APM, AF 1.0mm 1.2mm 1.4mm Used For Industrial Furnaces
1. Description
Ferro-chrome-aluminum resistance wire, also known as ferrochrome alumina wire or simply Fecral wire, is a type of resistance wire made from an alloy of iron, chromium, and aluminum.
We also produce the equivalent material for below grades:
Alkrothal 14, Alloy 750, Alferon 902, Alchrome 750, Resistohm 125, Aluchrom, 750 Alloy, Stablohm 750
TANKII A1, TANKII, Alloy 875, Resistohm 145, Aluchrom 0, Alchrome 875, MWS-875, Stablohm 875, KAF TANKII AF, Resistohm Y, Aluchrom Y, Alloy 837, AF KAPM KAPM, Alloy 875 PM, TANKII APM
TANKII D, TANKII, Alloy 815, Alchrome DK, Alferon 901, Resistohm 135, Aluchrom S, Stablohm 812
2.The range of Specification
1).Locomotive resistance strip:
Thickness:0.6mm-1.5mm
Width:60mm-90mm
2).Electric ceramic cooktop resistance strip:
Thickness:0.04mm-1.0mm
Width:5mm-12mm
Thickness&Width:(0.04mm-1.0mm)×12mm(above)
3).Low resistance ribbon:
Thickness&Width:(0.2mm-1.5mm)*5mm
4).Industrial furnace ribbon:
Thickness:1.5mm-3.0mm
Width:10mm-30mm
5).Wire: Diameter:0.05mm-10.0mm
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 | |
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.
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