High Temperature Fecral /0cr27al7mo2 Resistance Heating Alloy for Furnace Wire

• Product Type: Wire
• Material: Fecral
• Electrical Resistivity at 20: 1.53
• Density (g/cm3): 7.1
• Tensile Strength: 700MPa
• Elongation: 20%
• Model NO.: fecral
• Transport Package: Coil/Apool
• Specification: Dia: 0.05— 10mm
• Trademark: OHMALLOY
• Origin: China(Shanghai)
• Production Capacity: 50 Tons Per Month

Product Description

OhmAlloy153 is a iron-chromium-aluminium alloy (FeCrAl alloy) characterized by high resistance, low coefficient of electric resistance, higher operating temperature, good corrosion resistance under high temperature.It is suitable for use at temperatures up to 1400°C.

Typical applications for OhmAlloy153 are used in heating element of the single crystal furnace, sintering furnace, ceramic calcining furnace and heat treatment furnace and diffusion furnace when the temperature is more than 1200°C.

Normal composition%

C	P	S	Mn	Si	Cr	Ni	Al	Fe	Other
Max
0.05	0.025	0.025	0.20	Max 0.40	26.5~27.8	Max 0.60	5.0~7.0	Bal.	Mo 1.8-2.2

Typical Mechanical properties(1.0mm)

Yield strength	Tensile Strength	Elongation
Mpa	Mpa	%
460	700	20

Typical Physical properties

Density (g/cm3)	7.10
Electrical resistivity at 20ºC(Ωmm2/m)	1.53
Conductivity coefficient at 20ºC (WmK)	13

 

Coefficient of thermal expansion
Temperature	Coefficient of Thermal Expansion x10-6/ºC
20 ºC- 1000ºC	16

 

Specific heat capacity
Temperature	20ºC
J/gK	0.49

 

Melting point (ºC)	1520
Max continuous operating temperature in air (ºC)	1400
Magnetic properties	non-magnetic

Temperature Factor of Electrical Resistivity

20ºC	100ºC	200ºC	300ºC	400ºC	500ºC	600ºC	700ºC	800ºC	900ºC	1000ºC	1100ºC	1200ºC
1	0.997	0.996	0.994	0.991	0.990	0.990	0.990	0.990	0.990	0.990	0.990	0.990

 

Style of supply

Alloys Name	Type	Dimension
OhmAlloy153W	Wire	D=0.03mm~8mm
OhmAlloy153R	Ribbon	W=0.4~40	T=0.03~2.9mm
OhmAlloy153S	Strip	W=8~250mm	T=0.1~3.0
OhmAlloy153F	Foil	W=6~120mm	T=0.003~0.1
OhmAlloy153B	Bar	Dia=8~100mm	L=50~1000

 

Size:

Alloy bar dia:10-60mm

Resistance wire dia.0.05-10mm 

Resistance strip thickness0.56-5mm, width6-50mm 

Resistance strip wire thickness0.1-0.6mm,strip wire width1-6mm 

Cold rolled resistance foil thickness0.05-3mm,strip width4-250mm