Proximity Instrumentation
Controls
Magnets |
Ferrite |
ALNICO |
NdFeB |
SmCo5 |
Sm2Co17
Bonded :
Flexible Ferrite |
NdFeB
Magnets
| FERRITE
FEATURES |
STANDARD
SHAPE AND ORIENTATION |
| ● |
least
expensive magnetic material |
| ● |
operating
temperature upto +300 ° C |
| ● |
various
shapes and orientations |
| ● |
also
available as bonded type |
|
| Disc |
Rectangular bar |
Cylindrical bar |
Ring |
 |
|
|
|
|
| |
|
| ALNICO
FEATURES |
STANDARD
SHAPE AND ORIENTATION |
| ● |
operating
temperature
-250 to +550 ° C |
| ● |
low temperature
coefficient |
|
Rectangular
bar |
Cylindrical
bar |
 |
 |
|
| |
|
| SmCo
FEATURES |
STANDARD
SHAPE AND ORIENTATION |
| ● |
high energy product |
| ● |
small size |
| ● |
operating temperature upto +350 ° C |
| ● |
highest resistance to demagnetization |
| ● |
also available as bonded type |
|
Disc |
Rectangular
bar |
Cylindrical
bar |
|
|
 |
|
| |
|
| NdFeB
FEATURES |
STANDARD
SHAPE AND ORIENTATION |
| ● |
high
energy product |
| ● |
small
size |
| ● |
operating
temperature upto +180 ° C |
| ● |
less
expensive than SmCo |
| ● |
also
available as bonded type |
|
Disc |
Flat rectangular
bar |
Ring |
|
|
|
|
| Selection
Guide |
|
| Costs |
Ferrite |
AlNiCo |
NdFeB |
SmCo |
| Energy
Product (BxHmax.) |
Ferrite |
AlNiCo |
SmCo |
NdFeB |
| Operating
temperature |
NdFeB |
Ferrite |
SmCo |
AlNiCo |
| Corrosion
resistance |
NdFeB |
SmCo |
AlNiCo |
Ferrite |
| Resistance
to demagnetization |
AlNiCo |
Ferrite |
NdFeB |
SmCo |
| Mechanical
strength |
Ferrite |
SmCo |
NdFeB |
AlNiCo |
| Temperature
coefficient |
AlNiCo |
SmCo |
NdFeB |
Ferrite |
| Some
of the Standard Magnets |
| MATERIAL |
DIMENSIONS |
| |
Cylindrical |
|
Rectangular |
| FERRITE |
Ø3x2 |
Ø15x3 |
5x3x3 |
16x8x7 |
| Ø6x10 |
Ø26x2.5 |
10x10x6 |
20x10x3 |
| Ø10x6 |
|
|
|
|
| ALNICO |
Ø2.5x10 |
Ø4x20 |
|
8x4x2 |
11x4x3.5 |
| Ø3x12 |
Ø6x25 |
10x3x3 |
20x10x3 |
| Ø4x10 |
Ø8x30 |
|
|
| Ø4x15 |
|
|
|
|
| SmCo |
Ø1x3 |
Ø4x5 |
|
3x2x1 |
|
| Ø3x3 |
Ø5x4 |
6.5x3.5x2 |
|
| Ø3x4 |
Ø8x5 |
16.5x2.5x2.5 |
|
|
| NdFeB |
Ø2x4 |
Ø6x3 |
|
3x2x1 |
|
| Ø3x2 |
Ø8x15 |
4x2x2 |
|
| Ø3x3 |
Ø10x4 |
10x8x3 |
|
All dimensons in mm.
Other standard sizes upon request. |
| Cased
Standard Magnets |
| MSM-324 |
|
 |
| |
| MSM-328 |
 |
| Other
standard sizes upon request. |
|
|
| Ferrite |
| |
REMANENCE
Br |
COERCIVITY |
ENERGY
PRODUCT
(BH) max. |
OPERATING
TEMPERATURE
max. |
HcB |
HcJ |
[mT] |
[kA/m] |
[kA/m] |
[kJ/m] |
[°C] |
| Y10 |
215 |
144 |
245 |
8 |
300 |
| Y20 |
350 |
180 |
210 |
23 |
300 |
| Y25 |
380 |
148 |
170 |
25 |
300 |
| Y30 |
385 |
193 |
200 |
28 |
300 |
| Y30BH |
400 |
255 |
263 |
30 |
300 |
| Y35 |
410 |
175 |
178 |
32 |
300 |
| |
|
|
|
|
|
| ALNICO |
| |
REMANENCE
Br |
COERCIVITY |
ENERGY
PRODUCT
(BH) max. |
OPERATING
TEMPERATURE
max. |
HcB |
HcJ |
[mT] |
[kA/m] |
[kA/m] |
[kJ/m] |
[°C] |
| LN8 |
473 |
59 |
61 |
8 |
500 |
| LN10 |
630 |
42 |
44 |
10 |
500 |
| LNG16 |
756 |
54 |
57 |
16 |
500 |
| LNG34 |
1260 |
46 |
47 |
34 |
520 |
| LNG37 |
1260 |
50 |
53 |
37 |
550 |
| LNG37DG |
1155 |
56 |
58 |
36 |
550 |
| LNG40 |
1281 |
50 |
53 |
40 |
550 |
| LNG52 |
1313 |
59 |
61 |
49 |
550 |
| LNGT28 |
945 |
60 |
63 |
29 |
520 |
| LNGT36J |
735 |
142 |
149 |
36 |
520 |
| LNGT38 |
840 |
115 |
121 |
39 |
520 |
| LNGT52 |
924 |
116 |
121 |
50 |
520 |
| LNGT60 |
945 |
116 |
121 |
59 |
520 |
| LNGT72 |
1100 |
118 |
120 |
27 |
520 |
| |
|
|
|
|
|
| Neodymium-Iron-Boron |
| |
REMANENCE
Br |
COERCIVITY |
ENERGY
PRODUCT
(BH) max. |
OPERATING
TEMPERATURE
max. |
HcB |
HcJ |
[mT] |
[kA/m] |
[kA/m] |
[kJ/m] |
[°C] |
| N25UH |
1000 |
748 |
2109 |
191 |
180 |
| N25EH |
1000 |
748 |
2468 |
191 |
200 |
| N27H |
1060 |
800 |
1481 |
211 |
120 |
| N27SH |
1060 |
800 |
1692 |
211 |
150 |
| N28EH |
1060 |
796 |
2468 |
215 |
200 |
| N28UH |
1060 |
820 |
2093 |
191 |
180 |
| N30 |
1115 |
808 |
1075 |
235 |
85 |
| N30H |
1115 |
832 |
1473 |
235 |
120 |
| N30SH |
1100 |
832 |
1672 |
227 |
150 |
| N30UH |
1100 |
824 |
2070 |
231 |
180 |
| N33 |
1150 |
840 |
1075 |
255 |
85 |
| N33H |
1155 |
848 |
1473 |
255 |
120 |
| N33SH |
1155 |
848 |
1711 |
255 |
150 |
| N33UH |
1155 |
848 |
2109 |
255 |
180 |
| N35 |
1200 |
896 |
1075 |
275 |
85 |
| N35H |
1190 |
888 |
1473 |
271 |
120 |
| N35SH |
1190 |
888 |
1692 |
271 |
150 |
| N38 |
1240 |
888 |
1075 |
295 |
85 |
| N38H |
1240 |
935 |
1433 |
295 |
120 |
| N40 |
1275 |
856 |
1055 |
310 |
85 |
| N40H |
1275 |
935 |
1512 |
310 |
120 |
| N43 |
1315 |
856 |
1031 |
334 |
85 |
| N45 |
1350 |
856 |
1031 |
350 |
85 |
| |
|
|
|
|
|
| Samarium-Cobalt
(SmCo5) |
| |
REMANENCE
Br |
COERCIVITY |
ENERGY
PRODUCT
(BH) max. |
OPERATING
TEMPERATURE
max. |
HcB |
HcJ |
[mT] |
[kA/m] |
[kA/m] |
[kJ/m] |
[°C] |
| YX-18 |
890 |
661 |
1552 |
143 |
250 |
| YX-20 |
950 |
677 |
1552 |
163 |
300 |
| YX-24 |
1050 |
716 |
1353 |
183 |
300 |
| YX-26 |
1065 |
792 |
1353 |
199 |
300 |
| |
|
|
|
|
|
| Samarium-Cobalt
(Sm2Co17) |
| |
REMANENCE
Br |
COERCIVITY |
ENERGY-
PRODUCT
(BH) max. |
OPERATING
TEMPERATURE
max. |
HcB |
HcJ |
[mT] |
[kA/m] |
[kA/m] |
[kJ/m] |
[°C] |
| YXG-24 |
985 |
677 |
1473 |
175 |
300 |
| YXG-26 |
1080 |
720 |
1473 |
199 |
300 |
| YXG-28 |
1085 |
792 |
1274 |
215 |
300 |
| |
|
|
|
|
|
|
| Flexible
Ferrite (bonded) |
| |
REMANENCE
Br |
COERCIVITY |
ENERGY
PRODUCT
(BH) max. |
OPERATING
TEMPERATURE
max. |
HcB |
HcJ |
[mT] |
[kA/m] |
[kA/m] |
[kJ/m] |
[°C] |
| Y5 |
179 |
115 |
144 |
6 |
100 |
| Y10 |
265 |
144 |
154 |
11 |
100 |
| |
|
|
|
|
|
| Neodymium-Iron-Boron
(bonded) |
| |
REMANENCE
Br |
COERCIVITY |
ENERGY
PRODUCT
(BH) max. |
OPERATING
TEMPERATURE
max. |
HcB |
HcJ |
[mT] |
[kA/m] |
[kA/m] |
[kJ/m] |
[°C] |
| BDM-L |
750 |
179 |
207 |
44 |
80 |
| BDM-6 |
550 |
338 |
716 |
48 |
150 |
| BDM-8 |
575 |
378 |
1035 |
64 |
150 |
| BDM-10 |
675 |
334 |
573 |
76 |
150 |
| BDM-12 |
750 |
366 |
649 |
88 |
150 |
| |
|
|
|
|
|
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