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also known as Permalloy, HYMU 80, MAG 7904, MIL N 14411 C, COMP. 1 OR ASTM A753-78

Components and assemblies manufactured to order

including final heat-treatment


NOMINAL DATA SHEET MU METAL

CHEMICAL COMPOSITION
MAGNETIC PROPERTIES
80% Ni "HYMU 80" has a minimum DC permeability of 80,000 at a flux density of 40 gauss when heat treated by the recommended procedure and test in accordance with ASTM 596
5% Mo
.5% Si
.02% Cu
Balance Fe
 
 

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PHYSICAL PROPERTIES (ANNEALED CONDITION)
Specific Gravity - 8.7 g/cm
Curie Temperature - 830 F(410 C)
Electrical Resistivity, 349 ohm circ mil/foot 0.55 ohm mm2/m
Density, lb/cu.in. - .316
THERMAL CONDUCTIVITY - 134 Btu-inch/ft hour degree F 0.32 W/cm degree C
Coefficient of Thermal Expansion, in./in./ F x 10(-******)

7.2 in/in/degree F x 10-6 between 70 and 400 F
13 cm/cm/degree C x 10-6 between 30 and 204 C

 

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NOMINAL MECHANICAL PROPERTIES (ANNEALED CONDITION)

80 max
44,000 psi yield
100,000 psi tensile
40%< elongation in 2"

 

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MU METAL
SHIELDING ALLOY


NOMINAL DATA SHEET

CHEMICAL COMPOSITION
MAGNETIC PROPERTIES
Carbon: 0.05 max Hardness
Anealed: Rockwell B 75 max

DC Magnetic Properties
B=100 Gausses: 15,000
B=2500 Gausses: 52,000

Electrical Resistivity
Ohms circular mil/foot (+/- 5%): 336

Manganese: 1.8 max
Silicon: 0.50 max
Phosphorus: 0.02 max
Sulfur: 0.02 max
Chromium: 3.0 max
Nickel: 75.0 - 77.0
Copper: 4.0 - 6.0
Iron: Remainder
 

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HY MU 80 SHIELDING ALLOY
Sheet | Etching Grade | Coil | MU Metal Coil


Hy-MU 80

 

Sheet

 TK    Width      Length 
.004" x 8"/12" x 36" / 72" 
.006" x 8"/"12 x 36" / 72" 
.010 x 12"  x 36/72 
.014 x 16"  x 36/72
.020 x 24   x 36/72 
.025 x 24 
.030 x 24 
.050 x 24 
.062 x 24

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HY MU 80 SHIELDING ALLOY

Etching grade

 .004 
.006 
.010 
.014 
.020
.025 
.030


Coil

.004"
.006"

.010"
.014"

Slit to your width


MU Metal Coil

MIL N 14411C COMP 2

.020"
.025"
.030"

Slit to your width


Other sizes available upon request

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Disclaimer    

Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.

 
 

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