Gold Member Since 2012
Audited Supplier
Ningbo Sine Magnetic Co., Ltd.

Neodymium Magnet, Neodymium Magnets, Magnet manufacturer / supplier in China, offering Neodymium Block Magnet (Strong Magnet), Convenient Innovation Magnetic Writing Board/ Promotion Gift, Ring Neodymium (NdFeB) Magnet and so on.

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Supplier Homepage Product NdFeB Magnet Neodymium Block Magnet (Strong Magnet)

Neodymium Block Magnet (Strong Magnet)

FOB Price: US $0.1 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $0.1/ Piece
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Production Capacity: 80000 Pieces Per Month
Transport Package: Standard Sea and Air Package
Payment Terms: L/C, T/T, Paypal

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Basic Info
  • Model NO.: N40/Ni; 30X10X5mm
  • Application: Industrial Magnet, Motor Magnet
  • Type: Permanent
  • Trademark: SINE
  • Origin: Ningbo
  • Shape: Block
  • Coating: Nickel
  • Composition: NdFeB Magnet
  • Specification: ROHS, SGS
  • HS Code: 8505111000
Product Description
High temperature Strong Permanent NeFeB Magnets

Neodymium magnet is an alloy magnet made from ND, Fe, B and other metal elements. It is with the strongest magnetism, good coercive.

1. Material: Sintered Neodymium-Iron-Boron;

2. Temperature: The max operation temp is up to 200 degree centigrade or 380 curie temperature;

3. Grade: N33-N52, 33M-48M, 33H-48H, 30SH-45SH, 30UH-40UH and 30EH-38EH;

4. Shape: Arc, ring, block, disc, bar and so on;

5. Size: According to customers' request;

6. Coating: Ni, Zn, gold, copper, epoxy and so on;

7. Application: Sensors, motors, rotors, wind turbines, wind generators, loudspeakers, magnetic hooks, magnetic holder, filters automobiles and so on;
Technical Data of Sintered NdFeB Magnet
Grade Br Hcb Hcj (BH)max  (Tw)
mT (kGs) kA/m (kOe) kA/m (kOe) kJ/m3 (MGOe)
N35 1170-1220 (11.7-12.2) ≥868 ( ≥10.9) ≥955 ( ≥12) 263-287 (33-36) 80 ºC
N38 1220-1250 (12.2-12.5) ≥899 ( ≥11.3) ≥955 ( ≥12) 287-310 (36-39) 80 ºC
N40 1250-1280 (12.5-12.8) ≥907 ( ≥11.4) ≥955 ( ≥12) 302-326 (38-41) 80 ºC
N42 1280-1320 (12.8-13.2) ≥915 ( ≥11.5) ≥955 ( ≥12) 318-342 (40-43) 80 ºC
N45 1320-1380 (13.2-13.8) ≥923 ( ≥11.6) ≥955 ( ≥12) 342-366 (43-46) 80 ºC
N48 1380-1420 (13.8-14.2) ≥923 ( ≥11.6) ≥876 ( ≥12) 366-390 (46-49) 80 ºC
N50 1400-1450 (14.0-14.5) ≥796 ( ≥10.0) ≥876 ( ≥11) 382-406 (48-51) 60 ºC
N52 1430-1480 (14.3-14.8) ≥796 ( ≥10.0) ≥876 ( ≥11) 398-422 (50-53) 60 ºC
30M 1080-1130 (10.8-11.3) ≥796 ( ≥10.0) ≥1114 ( ≥14) 223-247 (28-31) 100 ºC
33M 1130-1170 (11.3-11.7) ≥836 ( ≥10.5) ≥1114 ( ≥14) 247-263 (31-33) 100 ºC
35M 1170-1220 (11.7-12.2) ≥868 ( ≥10.9) ≥1114 ( ≥14) 263-287 (33-36) 100 ºC
38M 1220-1250 (12.2-12.5) ≥899 ( ≥11.3) ≥1114 ( ≥14) 287-310 (36-39) 100 ºC
40M 1250-1280 (12.5-12.8) ≥923 ( ≥11.6) ≥1114 ( ≥14) 302-326 (38-41) 100 ºC
42M 1280-1320 (12.8-13.2) ≥955 ( ≥12.0) ≥1114 ( ≥14) 318-342 (40-43) 100 ºC
45M 1320-1380 (13.2-13.8) ≥995 ( ≥12.5) ≥1114 ( ≥14) 342-366 (43-46) 100 ºC
48M 1360-1430 (13.6-14.3) ≥1027 ( ≥12.9) ≥1114 ( ≥14) 366-390 (46-49) 100 ºC
50M 1400-1450 (14.0-14.5) ≥1033 ( ≥13.0) ≥1114 ( ≥14) 382-406 (48-51) 100 ºC
30H 1080-1130 (10.8-11.3) ≥796 ( ≥10.0) ≥1353 ( ≥17) 223-247 (28-31) 120 ºC
33H 1130-1170 (11.3-11.7) ≥836 ( ≥10.5) ≥1353 ( ≥17) 247-271 (31-34) 120 ºC
35H 1170-1220 (11.7-12.2) ≥868 ( ≥10.9) ≥1353 ( ≥17) 263-287 (33-36) 120 ºC
38H 1220-1250 (12.2-12.5) ≥899 ( ≥11.3) ≥1353 ( ≥17) 287-310 (36-39) 120 ºC
40H 1250-1280 (12.5-12.8) ≥923 ( ≥11.6) ≥1353 ( ≥17) 302-326 (38-41) 120 ºC
42H 1280-1320 (12.8-13.2) ≥955 ( ≥12.0) ≥1353 ( ≥17) 318-342 (40-43) 120 ºC
45H 1300-1360 (13-13.6) ≥963 ( ≥12.1) ≥1353 ( ≥17) 326-358 (43-46) 120 ºC
48H 1370-1430 (13.7-14.3) ≥995 ( ≥12.5) ≥1353 ( ≥17) 366-390 (46-49) 120 ºC
30SH 1080-1130 (10.8-11.3) ≥804 ( ≥10.1) ≥1592 ( ≥20) 223-247 (28-31) 150 ºC
33SH 1130-1170 (11.3-11.7) ≥844 ( ≥10.6) ≥1592 ( ≥20) 247-271 (31-34) 150 ºC
35SH 1170-1220 (11.7-12.2) ≥876 ( ≥11.0) ≥1592 ( ≥20) 263-287 (33-36) 150 ºC
38SH 1220-1250 (12.2-12.5) ≥907 ( ≥11.4) ≥1592 ( ≥20) 287-310 (36-39) 150 ºC
40SH 1240-1280 (12.5-12.8) ≥939 ( ≥11.8) ≥1592 ( ≥20) 302-326 (38-41) 150 ºC
42SH 1280-1320 (12.8-13.2) ≥987 ( ≥12.4) ≥1592 ( ≥20) 318-342 (40-43) 150 ºC
45SH 1320-1380 (13.2-13.8) ≥1003 ( ≥12.6) ≥1592 ( ≥20) 342-366 (43-46) 150 ºC
28UH 1020-1080  (10.2-10.8) ≥764 ( ≥9.6) ≥1990 ( ≥25) 207-231 (26-29) 180 ºC
30UH 1080-1130  (10.8-11.3) ≥812 ( ≥10.2) ≥1990 ( ≥25) 223-247 (28-31) 180 ºC
33UH 1130-1170 (11.3-11.7) ≥852 ( ≥10.7) ≥1990 ( ≥25) 247-271 (31-34) 180 ºC
35UH 1180-1220 (11.8-12.2) ≥860 ( ≥10.8) ≥1990 ( ≥25) 263-287 (33-36) 180 ºC
38UH 1220-1250 (12.2-12.5) ≥876 ( ≥11.0) ≥1990 ( ≥25) 287-310 (36-39) 180 ºC
40UH 1240-1280 (12.5-12.8) ≥899 ( ≥11.3) ≥1990 ( ≥25) 302-326 (38-41) 180 ºC
28EH 1040-1090 (10.4-10.9) ≥780 ( ≥9.8) ≥2388 ( ≥30) 207-231 (26-29) 200 ºC
30EH 1080-1130 (10.8-11.3) ≥812 ( ≥10.2) ≥2388 ( ≥30) 223-247 (28-31) 200 ºC
33EH 1130-1170 (11.3-11.7) ≥836 ( ≥10.5) ≥2388 ( ≥30) 247-271 (31-34) 200 ºC
35EH 1170-1220 (11.7-12.2) ≥876 ( ≥11.0) ≥2388 ( ≥30) 263-287 (33-36) 200 ºC
38EH 1220-1250 (12.2-12.5) ≥899 ( ≥11.3) ≥2388 ( ≥30) 287-310 (36-39) 200 ºC
28AH 1040-1090 (10.4-10.9) ≥787 ( ≥9.9) ≥2624 ( ≥33) 207-231 (26-29) 230 ºC
30AH 1080-1130 (10.8-11.3) ≥819 ( ≥10.3) ≥2624 ( ≥33) 223-247 (28-31) 230 ºC
33AH 1130-1170 (11.3-11.7) ≥843 ( ≥10.6) ≥2624 ( ≥33) 247-271 (31-34) 230 ºC
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