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Soft Magnetic Alloys


Typical Mechanical Properties*

Remington
Alloy No.
 Material Density g/cm3 Percent Theoretical
Density
Induction B max** kilogauss Remanence Br
kilogauss
Coercive Force Hc oersted  Max
 Permeability
Electrical Resistivity
microhm-cm
 RM-1000 Iron 6.4
6.8
7.2
7.4
7.6
81
86
92
94
97
9.1
11.4
13.6
14.7
15.8
7.4
9.6
11.8
12.9
14.0
1.80
1.65
1.60
1.50
1.35
2350
2900
3700
4200
4750
15
14
12
11
10
 RM-5010
 RM-5020
 RM-5030
 RM-5030
 RM-5030
Iron Silicon 7.2
7.1
6.8
7.0
7.2
92
92
89
91
94
13.6
13.2
11.7
13.1
13.9
10.3
10.3
9.4
10.9
11.8
1.50
1.20
1.30
1.15
1.00
3450

 
4860
 
25
46
59
55
52
 RM-2500 Iron Nickel
6.8
7.1
7.5
7.7
83
87
91
94
9.3
10.9
12.7
13.3
7.1
8.0
9.4
9.5
0.26
0.25
0.24
0.22
 
 
21,000
22,000
78
69
60
57
 RM-3050 Remington Alloy
7.0
7.2
7.4
7.6
88
90
93
96
11.6
13.5
13.8
14.4
6.7
8.1
10.2
10.5
1.60
1.50
1.10
0.95
  35
32
29
27
 RM-7007 Iron Phosphorous
7.0
7.2
7.4
90
92
95
12.3
13.4
14.6
9.9
11.2
12.6
1.20
1.00
0.75
--
4800
--
23
21
20