APPLIED MAGNET TECHNOLOGY
 

SmCo magnets

Magnetic Properties of SmCo Bonded Magnets (compression molding*/)

  Br HcB HcJ BHmax Tc Tw aBr ALLOY
TYPE
[mT] [Gs] [KA/m] [Oe] [KA/m] [Oe] [kJ/m3] [MGOe] [] [] [%/]
1 400 4000 278 3500 800 10000 32 4.0 720 120 -0.08 1:5
2 500 5000 318 4000 800 10000 48 6.0 720 120 -0.08
3 600 6000 358 4500 800 10000 64 8.0 720 120 -0.08 2:17
4 700 7000 318 4000 400 5000 80 10.0 720 120 -0.08
5 700 7000 398 5000 800 10000 80 10.0 720 120 -0.08

*/Magnets can be manufactured using injection molding as well.

Magnetic Characteristics and Physical Properties of sintered SmCo Magnets

Grade Br
Mt
(KGs)
bHc
KA/m
(KOe)
iHc
KA/m
(KOe)
(BHmax)
KJ/m3
(MGOe)
D
g/cm3
Br.Temp.
%/℃
Curie
Temp.℃
Work.
temp.
1:5 1. 750-880 597±40 ≥1989 127±16 8.0-8.2 -0.05 700-750 ≤250
(7.5-8.8) 7.5±0.5 (≥25) 16±2
2. 800-930 637±40 ≥1432 143±16 8.0-8.2 -0.05 700-750 ≤250
(8.0-9.3) 8±0.5 (≥18) 18±2
3. 850-980 637±40 ≥1273 159±16 8.0-8.2 -0.05 700-750 ≤250
(8.5-9.8) 8±0.5 (≥16) 20±2
4. 900-1030 637±40 ≥1194 143±16 8.3-8.5 -0.01 800 ≤250
(9.0-10.3) 8±0.5 (≥15) 18±2
5. 900-1030 653±40 ≥1989 175±16 8.3-8.5 -0.03 800 ≤250
(9.0-10.3) 8.2±0.5 (≥25)< 22±2
6. 900-1030 653±40 ≥1432 175±16 8.3-8.5 -0.03 800 ≤250
(9.0-10.3) 8.2±0.5 (≥18) 22±2
2:17 7. 980-1080 676±40 ≥1432 191±16 8.3-8.5 -0.03< 800< ≤300<
(9.8-10.8) 8.5±0.5 (≥18) 24±2
8. 1000-1130 716±40 ≥1194 207±16 8.3-8.5 -0.03 800 ≤300
(10.0-11.3) 9.0±0.5 (≥15) 26±2
9. 1000-1130 716±40 ≥796 207±16 8.3-8.5 -0.03 800 ≤300
(10.0-11.3) 9.0±0.5 (≥10) 26±2
10. 1000-1100 440±80 ≥413 203±20 8.3-8.5 -0.03 800 ≤300
(10.0-11.0) 5.5±1.0 (≥5.2) 26±2
11. 1030-1130 756±40 ≥1432 223±16 8.3-8.5 -0.03 800 ≤300
(10.3-11.3) 9.5±0.5 (≥18)< 28±2
12. 1080-1180 756±40 ≥1432 239±16 8.3-8.5 -0.03 800 ≤300
(10.8-11.8) 9.5±0.5 (≥18) 30±2
13. 1080-1180 816±16 ≥1600 239±16 8.3-8.5 -0.03 800 ≤350
(10.8-11.8) 10.2±0.2 (≥20) 30±2

 


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