Overview

It is very important to understand the end use of the material as the properties are developed during a proprietary final annealing cycle which is performed after forming.

To best understand which MuMetal is the most appropriate for your project, we’ve included its properties below!

Properties

Technical Properties

of MuMetals

MuMetals Metal Properties

 Co-NETIC® AA PERFECTION ANNEALEDCo-NETIC® STRESS ANNEALED*Co-NETIC® B STRESS ANNEALED*NETIC® S3-6 STRESS ANNEALED*
Specific Gravity
8.748.748.187.86
Coefficient of Expansion, per °C x 10-6
12.612.68.313.7
Tensile Strength, PSI x 10
64858042
Yield Strength, PSI x 10
18.5332727
Modulus of Elasticity, PSI x 10
25302430
Hardness, Rockwell B
50 Ref.70 Ref.68 Ref.50 Ref.
Elongation in 2 inches
27%32%32%38%
Melting Point
2650°F/1454°C
2650°F/1454°C
2600°F/1427°C
2790°F/1532°C
Thermal Conductivity (cal/sec/cm2/cm/°c) at 20°
.138.138.037.118
Electrical Resistivity Micro-ohm-centimeters
55554811
Saturation Induction (Gauss)
8,00015,00021,400
Initial Permeability
30,0008,000200
Permeability at 40 B
75,00012,000300
Peremeability at 200 B
135,00030,000500
Maximum Peremability
450,000150,0004,000
Induction at µ max.
3,0007,0008,000
Coercive Force Hc, Oersteds
.01501
Curie Temprature
850°F/454°C
850°F/454°C
840°F/449°C
1420°F/770°C
Minimum Operating Temprature
4°K
4°K
4°K
4°K

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