GPM-4, Sintered Neodymium Magnet, Rare Earth Magnets, Magnets

GPM-4, Sintered Neodymium Magnet

• Product Name:
  Sintered Neodymium Magnet
  
  
• Model Number:
  GPM-4
  
  
• Description:
  Materials include both Rare-Earth Magnets and Non- Rare-earth Magnets. Rare-Earth Magnets are of higher performance while Non- Rare-Earth Magnets are of cheaper price. Real magnetic always tries to provide its customers appropriate materials according to their actual requirements.
  

  Specifications For Bonded Neodymium Magnets

  
  

  SPECIFICATIONS	GPM - 4	GPM - 6	GPM - 8	GPM - 8H	GPM - 10	GPM - 10H	GPM - 12	GPM - 12D
  Br (mT) (KGs)	400 ~ 500 (4.0 - 5.0)	500 ~ 600 (5.0 ~ 6.0)	600 ~ 670 (6.0 ~ 6.7)	560 ~ 660 (5.6 ~ 6.6)	660 ~ 700 (6.6 ~ 7.0)	690 - 730 (6.9 - 7.3)	720 ~ 800 (7.2 ~ 8.0)	720 ~ 800 (7.2 ~ 8.0)
  Hcb (KA/m) (Koe)	320 - 360 (4.0 - 4.5)	320 ~ 360 (4.0 ~ 4.5)	360 ~ 440 (4.5 ~ 5.5)	400 ~ 464 (5.0 ~ 5.8)	400 ~ 440 (5.0 ~ 5.5)	400 - 480 (5.0 - 6.0)	416 ~ 480 (5.2 ~ 6.0)	448 ~ 520 (5.6 ~ 6.5)
  Hcj (KA/m) (KOe)	560 - 720 (7.0 - 9.0)	560 - 720 (7.0 ~ 9.0)	640 ~ 800 (8.0 ~ 10.0)	1040 - 1360 (13.0 ~ 17.0)	640 ~ 800 (8.0 ~ 10.0)	760 - 800 (9.5 - 10.0)	720 - 880 (9.0 ~ 11.0)	720 ~ 960 (9.0 ~ 12.0)
  (BH)max (KJ/m3) (MGOe)	32 - 40 (4.0 ~ 5.0)	40 ~ 60 (5.5 ~ 7.5)	64 ~ 72 (8.0 ~ 9.0)	60 ~ 72 (7.5 ~ 9.0)	72 ~ 80 (9.0 ~ 10.0)	80 - 88 (10.0 - 11.0)	80 ~ 96 (11.0 ~ 12.0)	88 - 100 (11.0 ~ 12.5)
  Ave. ReversibleTemp. Coefficient (%/oC)	- 0.10	- 0.1	- 0.10	- 0.13	- 0.10	- 0.10	- 0.10	- 0.07
  Curie Temperature (oC)	>=400	>=400	>=400	>=305	>=360	>=360	>=360	>=470
  Max. Operating temperature (oC)	150	150	140	140	140	150	150	160
  Saturation Magnetizing Force(KA/m) (KOe)	1600 >=20	1600 >=20	2000 >=25	2800 >=35	1600 >=20	2000 >=25	1600 >=20	2000 >=25
  Density (g/cm3)	4.5 ~ 5.5	5.3 ~ 5.8	5.6 ~ 6.0	5.6 ~ 6.0	5.8 ~ 6.1	6.0 - 6.2	6.2 ~ 6.6	6.2 ~ 6.6
  Hardness HRB	40 ~ 45	40 ~ 45	35 ~ 38	35 ~ 38	35 ~ 38	35 - 38	35 ~ 38	35 ~ 38

  
  
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