Cr21al4 Fecral Alloy Resistance Heating Ribbon

• Customization: Available
• Product Type: Wire
• Material: Fecral
• Model NO.: Cr21al4
• Carbon Content: Low Carbon
• Status: Bright,Oxidized
• Ribbons: 0.05*0.2-2.0*6.0mm
• Elongation at Rupture (%): ≥12
• Micrographic Structure: Ferrite
• Transport Package: Spool, Wooden Case
• Specification: GB/T 1234-2010
• Trademark: UALLOY
• Origin: China
• HS Code: 7602000010
• Production Capacity: 50 Ton/Month

Product Description

1. Product Description
FeCrAl Resistance Ribbon, With the characteristics of high resistance, low temperature coefficient of electric resistance, high operating temperature, good corrosion resistance under high temperature, as well as the lower price, it is widely used in industrial electric furnace, household electrical appliance and far infrared ray device. The material can totally replace Kanthal A-1, Kanthal D, Kanthal AF, etc.


2. Application
FeCrAl Resistance Ribbon widely apply to chemical industry, metallurgy mechanism, glass industry, ceramic industry, home appliance area and so on.

3. Size
Ribbons: 0.05*0.2-2.0*6.0mm

4. Features
Stable performance; Anti-oxidation; Corrosion resistance; High temperature stability; Excellent coil-forming ability; Uniform and beautiful surface condition without spots.

5. Packing detail
1) Coil (plastic spool) + compressed ply-wooden case + pallet
2) Coil (plastic spool) + carton + pallet

Properties/Grade		1Cr13Al4	0Cr21Al4	0Cr21Al6	0Cr23Al5	0Cr25Al5	0Cr21Al6Nb	0Cr27Al7Mo2
Main  Chemical  composition(%)	Cr	12.0-15.0	18.0-21.0	19.0-22.0	22.5-24.5	23.0-26.0	21.0-23.0	26.5-27.8
	Al	4.0-6.0	3.0-4.2	5.0-7.0	4.2-5.0	4.5-6.5	5.0-7.0	6.0-7.0
	Fe	Balance	Balance	Balance	Balance	Balance	Balance	Balance
	Re	opportune	opportune	opportune	opportune	opportune	opportune	opportune
							Nb:0.5	Mo:1.8-2.2
Max.   continuous  service  temp.   of  element		950	1100	1250	1250	1250	1350	1400
Resistivity  at  20oC  (μ Ω @ m)		1.25+-0.08	1.23+-0.06	1.42+-0.07	1.35+-0.07	1.42+-0.06	1.45+-0.07	1.53+-0.07
Density  (g/cm3)		7.4	7.35	7.16	7.25	7.1	7.1	7.1
Thermal  conductivity(KJ/m@ h@ oC)		52.7	46.9	63.2	60.2	46.1	46.1	45.2
Coefficient  of  lines  expansion(α × 10-6/oC)		15.4	13.5	14.7	15	16	16	16
Melting  point  (approx. )(  oC)		1450	1500	1500	1500	1500	1510	1520
Elongation  at  rupture  (%)		≥16	≥12	≥12	≥12	≥12	≥12	≥10
Micrographic  structure		Ferrite	Ferrite	Ferrite	Ferrite	Ferrite	Ferrite	Ferrite
Magnetic  properties		magnetic	magnetic	magnetic	magnetic	magnetic	magnetic	magnetic