Bonded Ndfeb magnet wholesale

  • Bonded Ndfeb magnet wholesale
  • Bonded Ndfeb magnet wholesale
  • Bonded Ndfeb magnet wholesale
  • Bonded Ndfeb magnet wholesale
  • Bonded Ndfeb magnet wholesale
  • Bonded Ndfeb magnet wholesale
  • Bonded Ndfeb magnet wholesale

Product Detail

Product Tags

Detail

Bonded Nd-Fe-B Magnets consists of rapidly quenched Nano NdFeB magnetic powder and polymer binder. Our Bonded NdFeB magnets are mainly applied in motors and sensors for IT, OA, Intelligence appliances, Automobile industries.

Product Parameter

Boned magnet (1)
Boned magnet (2)
Grade Remanence Intrinsic Coercivity Magnetic
Induction Coercivity
Max Magnetic
Energy Product
Max Working
Temperature
Br Hcj Hcb (BH)max °C
KGs mT KOe KA/m KOe KA/m MGOe KJ/M3
BNM-5 5.7--6.2 570--620 7.0--9.0 560--720 3.6--4.0 288-320 5.0--6.0 40--48 120--140
BNM-6 5.8--6.3 580--630 8.0--10.0 640--800 4.0--4.7 322-376 6.0--7.0 48--56 120--140
BNM-7 5.9--6.4 590--640 8.0--10.0 640--800 4.5--5.2 360--416 7.0--8.0 56--64 120--140
BNM-8 6.2--6.7 620--670 8.5--10.0 680--800 5.0--5.8 400--464 8.0--9.0 64--72 120--140
BNM-9 6.4--6.9 640--690 8.5--10.0 680--800 5.2--5.6 416--448 8.5--9.5 68--76 120--140
BNM-10 6.7--7.2 670--720 8.5--10.0 680--800 5.2--6.0 416--480 9.0--10.0 72--80 120--140
BNM-11 6.9--7.4 690--740 9.0--10.5 720--840 5.0--5.8 400--464 10.0--11.0 80--88 120--140
BNM-12 7.4--7.6 740--760 9.0--10.5 720--840 5.7--6.4 456--512 11.0--12.0 88--96 120--140
BNM-11L 7.0--7.5 700--750 6.5--8.0 520--640 5.0--5.8 400--464 10.0--11.0 80--88 120--140
BNM-12L 7.5--8.0 750--800 6.5--8.0 520--640 5.4--6.2 432--496 10.5--11.5 84--92 120--140
BNM-8SR 6.2--6.7 620--670 11.0-14.0 880--1120 5.0--5.8 400--464 8.0--9.0 64--72 140--160
Grade Recoil Permeability Saturation
Magnetizing Force
Density Reversible
Temp Coefficient
u rec Hs g/cm³ Br
KOe KA/m %/°C
BNM-5 1.1--1.2 ≥20 ≥1600 5.8--6.2 —0.1-0.13
BNM-6 1.1--1.2 ≥20 ≥1600 5.8--6.2 —0.1-0.13
BNM-7 1.1--1.2 ≥20 ≥1600 5.8--6.2 —0.1-0.13
BNM-8 1.1--1.2 ≥20 ≥1600 5.8--6.2 —0.1-0.13
BNM-9 1.1--1.2 ≥20 ≥1600 5.8--6.2 —0.1-0.13
BNM-10 1.1--1.2 ≥20 ≥1600 5.8--6.2 —0.1-0.13
BNM-11 1.1--1.2 ≥20 ≥1600 5.8--6.2 —0.1-0.13
BNM-12 1.1--1.2 ≥20 ≥1600 5.8--6.2 —0.1-0.13
BNM-11L 1.1--1.2 ≥20 ≥1600 5.8--6.2 —0.1-0.13
BNM-12L 1.1--1.2 ≥20 ≥1600 5.8--6.2 —0.1-0.13
BNM-8SR 1.1--1.2 ≥20 ≥1600 5.8--6.2 —0.1-0.13
Diameter Range
Unit:mm
Diameter Tolerance
Unit:mm
Circularity
Unit:mm
Concentricity
Unit:mm
≤4 0.03 0.02 0.04
4--10 0.04 0.02 0.05
10--18 0.06 0.03 0.05
18--30 0.08 0.04 0.06
30--50 0.10  0.05 0.06
50--80 0.10  0.06 0.08
>80 0.12  0.06 0.08
Height Range
Unit:mm
Height Tolerance
Unit:mm
Parallelism
Unit:mm
Rectangularity
Unit:mm
≤4 0.06  0.04 0.04 
4--10 0.08  0.05 0.06 
10--18 0.10  0.06 0.08 
18--30 0.15  0.08 0.10 
30--50 0.20  0.10  0.12 
>50 0.30  0.12 0.15 

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