1Cr13Al4 FeCrAl Mica heating elements for hair dryer Alkrothal 14
Insuation: Mica
Heating spring:1Cr13Al4,Alkrothal 14,Alloy 750,Ohmalloy 40,Alferon 902,Alchrome 750,Resistohm 125,Aluchrom W,750 Alloy,Stablohm 750.)
OhmAlloy125 is a iron-chromium-aluminium alloy (FeCrAl alloy) characterized by Stable performance,
Anti-oxidation,Corrosion resistance,High temperature stability,Excellent coil-forming ability,Uniform and beautiful surface condition without spots.It is suitable for use at temperatures up to 950°C.
Typical applications for OhmAlloy125 are used in electric locomotive, diesel locomotive,metro vehicle and high speed moving car etc brake system brake resistor,electric ceramic cooktop,industrial furnace.
C |
P |
S |
Mn |
Si |
Cr |
Ni |
Al |
Fe |
Other |
Max |
0.12 |
0.025 |
0.025 |
0.70 |
Max 1.0 |
12.0~15.0 |
Max 0.60 |
4.0~6.0 |
Bal. |
- |
Normal composition%
Typical Mechanical properties(1.0mm)
Yield strength |
Tensile Strength |
Elongation |
Mpa |
Mpa |
% |
455 |
630 |
22 |
Typical Physical properties
Density (g/cm3) |
7.40 |
Electrical resistivity at 20ºC(Ωmm2/m) |
1.25 |
Conductivity coefficient at 20ºC (WmK) |
15 |
Coefficient of thermal expansion |
Temperature |
Coefficient of Thermal Expansion x10-6/ºC |
20 ºC- 1000ºC |
15.4 |
Specific heat capacity |
Temperature |
20ºC |
J/gK |
0.49 |
Melting point (ºC) |
1450 |
Max continuous operating temperature in air (ºC) |
950 |
Magnetic properties |
non-magnetic |
Temperature Factor of Electrical Resistivity
20ºC |
100ºC |
200ºC |
300ºC |
400ºC |
500ºC |
600ºC |
700ºC |
800ºC |
900ºC |
1000ºC |
1100ºC |
1200ºC |
1300ºC |
1 |
1.005 |
1.014 |
1.028 |
1.044 |
1.064 |
1.090 |
1.120 |
1.132 |
1.142 |
1.150 |
- |
- |
- |
Style of supply
Alloys Name |
Type |
Dimension |
OhmAlloy125W |
Wire |
D=0.03mm~8mm |
OhmAlloy125R |
Ribbon |
W=0.4~40 |
T=0.03~2.9mm |
OhmAlloy125S |
Strip |
W=8~250mm |
T=0.1~3.0 |
OhmAlloy125F |
Foil |
W=6~120mm |
T=0.003~0.1 |
OhmAlloy125B |
Bar |
Dia=8~100mm |
L=50~1000 |