This is neodymium magnet, it is the third generation rare earth permanent magnet, it is the most powerful and strongest magnet in World at present.
It's the mainly chemical composition is neodymium(Nd), iron(Fe), boron(B) and other rare earth material.
Neodymium- iron- boron rare-earth (NdFeB) magnetismanufactured by using powder metallurgy techniques whichincludestringent process controls and complicated heat treatment cycles.Thecomposition of this alloy is approximately NdFeB, Fe with thebalancebeing Cu, etc.
1.Material: Neodymium Iron boron
2.Application: Motor and others
3. Coating: Nickel, Zinc, Black epxoy, Cu, Teflon, non coating and so on.
4. Properties: N35-N52, N35M-N50M, N35H-N48H, N35SH-N48SH, N30UH-N48UH, N30EH-N48EH, N30AH-N45AH, N35SHT-N48SHT and so on.
Properties |
Remanence |
Coercive Force |
Intrinsic Coercive Force |
Max Energy Product |
Max Working Temp |
|
Br |
Hcb |
Hcj |
(BH)max |
Tw |
Grade |
mT(KGs) |
KA/m (KGs) |
KA/m (KOe) |
KJ/m 3 ( MGOe ) |
℃ |
N-30 |
1080-1130 |
≥ 796 |
≥ 955 |
223-247 |
≤ 80 |
(10.8-11.3) |
( ≥ 10) |
( ≥ 12) |
(28-31) |
||
N-33 |
1130-1180 |
≥ 836 |
≥ 955 |
247-270 |
≤ 80 |
(11.3-11.8) |
( ≥ 10.5) |
( ≥ 12) |
(31-34) |
||
N-35 |
1170-1220 |
≥ 868 |
≥ 955 |
263-287 |
≤ 80 |
(11.7-12.2) |
( ≥ 10.9) |
( ≥ 12) |
(33-36) |
||
N-38 |
1220-1250 |
≥ 899 |
≥ 955 |
287-310 |
≤ 80 |
(12.2-12.5) |
( ≥ 11.3) |
( ≥ 12) |
(36-39) |
||
N-40 |
1250-1280 |
≥ 923 |
≥ 955 |
302-326 |
≤ 80 |
(12.5-12.8) |
( ≥ 11.6) |
( ≥ 12) |
(38-41) |
||
N-42 |
1280-1320 |
≥ 923 |
≥ 955 |
318-342 |
≤ 80 |
(12.8-13.2) |
( ≥ 11.6) |
( ≥ 12) |
(40-43) |
||
N-45 |
1320-1380 |
≥ 876 |
≥ 955 |
342-366 |
≤ 80 |
(13.2-13.8) |
( ≥ 11.0) |
( ≥ 12) |
(43-46) |
||
N-48 |
1380-1420 |
≥ 836 |
≥ 876 |
366-390 |
≤ 80 |
(13.8-14.2) |
( ≥ 10.5) |
( ≥ 11) |
(46-49) |
||
N-50 |
1400-1450 |
≥ 860 |
≥ 876 |
382-406 |
≤ 80 |
(14.0-14.5) |
( ≥ 10.8) |
( ≥ 11) |
(48-51) |
||
30M |
1080-1130 |
≥ 796 |
≥ 1114 |
223-247 |
≤ 100 |
(10.8-11.3) |
( ≥ 10) |
( ≥ 14) |
(28-31) |
||
33M |
1130-1180 |
≥ 836 |
≥ 1114 |
247-270 |
≤ 100 |
(11.3-11.8) |
( ≥ 10.5) |
( ≥ 14) |
(31-34) |
||
35M |
1170-1220 |
≥ 868 |
≥ 1114 |
263-287 |
≤ 100 |
(11.7-12.2) |
( ≥ 10.9) |
( ≥ 14) |
(33-36) |
||
38M |
1220-1250 |
≥ 899 |
≥ 1114 |
287-310 |
≤ 100 |
(12.2-12.5) |
( ≥ 11.3) |
( ≥ 14) |
(36-39) |
||
40M |
1250-1280 |
≥ 923 |
≥ 1114 |
302-326 |
≤ 100 |
(12.5-12.8) |
( ≥ 11.6) |
( ≥ 14) |
(38-41) |
||
42M |
1280-1320 |
≥ 955 |
≥ 1114 |
318-342 |
≤ 100 |
12.8-13.2 |
( ≥ 12.0) |
( ≥ 14) |
(40-43) |
||
45M |
1320-1380 |
≥ 995 |
≥ 1114 |
342-366 |
≤ 100 |
(13.2-13.8) |
( ≥ 12.5) |
( ≥ 14) |
(43-46) |
||
48M |
1360-1430 |
≥ 1027 |
≥ 1114 |
366-390 |
≤ 100 |
(13.6-14.3) |
( ≥ 12.9) |
( ≥ 14) |
(46-49) |
||
50M |
1400-1450 |
≥ 1033 |
≥ 1114 |
382-406 |
≤ 100 |
(14.0-14.5) |
( ≥ 13.0) |
( ≥ 14) |
(48-51) |
||
30H |
1080-1130 |
≥ 796 |
≥ 1353 |
223-247 |
≤ 120 |
(10.8-11.3) |
( ≥ 10) |
( ≥ 17) |
(28-31) |
||
33H |
1130-1180 |
≥ 836 |
≥ 1353 |
247-271 |
≤ 120 |
(11.3-11.8) |
( ≥ 10.5) |
( ≥ 17) |
(31-34) |
||
35H |
1170-1220 |
≥ 868 |
≥ 1353 |
263-287 |
≤ 120 |
(11.7-12.2) |
( ≥ 10.9) |
( ≥ 17) |
(33-36) |
||
38H |
1220-1250 |
≥ 899 |
≥ 1353 |
287-310 |
≤ 120 |
(12.2-12.5) |
( ≥ 11.3) |
( ≥ 17) |
(36-39) |
||
40H |
1250-1280 |
≥ 923 |
≥ 1353 |
302-326 |
≤ 120 |
(12.5-12.8) |
( ≥ 11.6) |
( ≥ 17) |
(38-41) |
||
42H |
1280-1320 |
≥ 955 |
≥ 1353 |
318-342 |
≤ 120 |
(12.8-13.2) |
( ≥ 12.0) |
( ≥ 17) |
(40-43) |
||
45H |
1320-1380 |
≥ 963 |
≥ 1353 |
342-366 |
≤ 120 |
(13.2-13.8) |
( ≥ 12.1) |
( ≥ 17) |
(43-46) |
||
48H |
1370-1430 |
≥ 995 |
≥ 1274 |
366-390 |
≤ 120 |
(13.7-14.3) |
( ≥ 12.5) |
( ≥ 16) |
(46-49) |
||
30SH |
1080-1130 |
≥ 804 |
≥ 1592 |
223-247 |
≤ 150 |
(10.8-11.3) |
( ≥ 10.1) |
( ≥ 20) |
(28-31) |
||
33SH |
1130-1170 |
≥ 844 |
≥ 1592 |
247-271 |
≤ 150 |
(11.3-11.7) |
≥ 10.6 |
( ≥ 20) |
(31-34) |
||
35SH |
1170-1220 |
≥ 876 |
≥ 1592 |
263-287 |
≤ 150 |
(11.7-12.2) |
( ≥ 11.0) |
( ≥ 20) |
(33-36) |
||
38SH |
1220-1250 |
≥ 907 |
≥ 1592 |
287-310 |
≤ 150 |
(12.2-12.5) |
( ≥ 11.4) |
( ≥ 20) |
(36-39) |
||
40SH |
1250-1280 |
≥ 939 |
≥ 1592 |
302-326 |
≤ 150 |
(12.5-12.8) |
( ≥ 11.8) |
( ≥ 20) |
(38-41) |
||
42SH |
1280-1320 |
≥ 995 |
≥ 1592 |
318-342 |
≤ 150 |
(12.8-13.2) |
( ≥ 12.5) |
( ≥ 20) |
(40-43) |
||
45SH |
1320-1380 |
≥ 1003 |
≥ 1592 |
342-366 |
≤ 150 |
(13.2-13.8) |
( ≥ 12.6) |
( ≥ 20) |
(43-46) |
||
28UH |
1020-1080 |
≥ 764 |
≥ 1990 |
207-231 |
≤ 180 |
(10.2-10.8) |
( ≥ 9.6) |
( ≥ 25) |
(26-29) |
||
30UH |
1080-1130 |
≥ 812 |
≥ 1990 |
223-247 |
≤ 180 |
(10.8-11.3) |
( ≥ 10.2) |
( ≥ 25) |
(28-31) |
||
33UH |
1130-1170 |
≥ 852 |
≥ 1990 |
247-271 |
≤ 180 |
(11.3-11.7) |
( ≥ 10.7) |
( ≥ 25) |
(31-34) |
||
35UH |
1180-1220 |
≥ 860 |
≥ 1990 |
263-287 |
≤ 180 |
(11.8-12.2) |
( ≥ 10.8) |
( ≥ 25) |
(33-36) |
||
38UH |
1220-1250 |
≥ 907 |
≥ 1990 |
287-310 |
≤ 180 |
(12.2-12.5) |
( ≥ 11.4) |
( ≥ 25) |
(36-39) |
||
30EH |
1080-1130 |
≥ 812 |
≥ 2388 |
223-247 |
≤ 200 |
(10.8-11.3) |
( ≥ 10.2) |
( ≥ 30) |
(28-31) |
||
33EH |
1130-1170 |
≥ 812 |
≥ 2388 |
247-271 |
≤ 200 |
(11.3-11.7) |
( ≥ 10.2) |
( ≥ 30) |
(31-34) |
||
35EH |
1170-1220 |
≥ 876 |
≥ 2388 |
263-287 |
≤ 200 |
(11.7-12.2) |
( ≥ 11.0) |
( ≥ 30) |
(33-36) |
||
30AH |
1080-1130 |
≥ 812 |
≥ 2785 |
223-247 |
≤ 240 |
(10.8-11.3) |
( ≥ 10.2) |
( ≥ 35) |
(28-31) |
||
33AH |
1130-1170 |
≥ 812 |
≥ 2785 |
247-271 |
≤ 240 |
(11.3-11.7) |
( ≥ 10.2) |
( ≥ 35) |
31-34 |
||
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NOTES: |
The above-mentioned data of magnetic parameters and physical properties ars given at room temperature. |
The maximum service temperature of magnet is changeable due to the ratio length and diameter and |
Environmental factors. |
Density: 7.4~7.6g/cm 3 ; α Br:-0.09~0.13%/ ℃, β Hcj: -0.50~0.80%/ ℃; Hv:600. |