12 x 9 x 1.5mm Sintered NdFeB Permanent Ring Magnet N42 Ni

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GET A Quote for 12 x 9 x 1.5mm Sintered NdFeB Permanent Ring Magnet N42 Ni

12 x 9 x 1.5mm Sintered NdFeB Permanent Ring Magnet N42 Ni, Loundspeaker Magnetic Rings, Rare Earth Super Strong Sintered NdFeB Ring Magnet for Speaker Motor Sensor Rotor Craft Toy, Amazing Powerful Licensed Neodymium Permanent Magnets China Supplier

Ø 12 x 9 x 1.5mm Sintered NdFeB Permanent Ring Magnet N42 Ni Technical Specifications:
Item: NRN42-12-9-1.5
Grade: N42
Material: Neodymium (NdFeB)
Plating: Nickel
Shape: Ring
Dimension:
Outside Dia (D): 12 mm
Inner (d): 9 mm
Height (H): 1.5 mm
Tolerance: ±0.05 mm
Magnetisation Direction: Axial / Radial
Residual Magnetic Flux Density (Br): 1320-1380 mT (13.2-13.8 kGs)
Energy Density (BH)max: 342-366 KJ/m³ (43-46 MGOe)
Coercivity Force (Hcb): ≥ 923 kA/m ( ≥ 11.6 kOe)
Intrinsic Coercivity Force (Hcj): ≥ 955 kA/m ( ≥ 12 kOe)
Maximum Operation Temperature: 80 °C
Delivery Time: 14-35 days

Audio Speaker Permanent Neodymium NdFeB Magnet, High Performance neodymium speaker ring magnet
Detailed specifications:
1.Size: Custom-made according to your requirements.
2.Grade:All kind of grade with N35 – N52, 30M – 50M, 30H – 48H, 30SH – 45SH, 28UH – 40UH, 30EH – 35EH, 30AH – 33AH.
3.Performance: High flux, high coercive force, low temperature coefficient and low loss of irreversible.
4.Coating:Ni, Zn, NiCuNi, Epoxy,Nicu+Epoxy,NiCu+Sn,Passivation,Silver, Gold, Teflon,Everlube etc.
5.Application:Motor assemblies, Automobile,Wind Generator,MRI,Speaker,IT industry ,Sensor,Communication equipments , Scanner, Camera, Home appliance and so on.
6.Certificates: SGS, ISO9001:2000,ROHS
Why buy our Neodymium(NdFeB)magnet?
1 Original manufacture
2 All propertymade at your requirements
3 Low weight loss:HAST-2mg/cm3
4 No Dy or less Dy-low cost
5 Competitive price,stable quality,fast delivery,good service

Other applications: Machinery, audio/video and communication equipment,
Medical devic, office automation, magnetic separators, etc.
Grade of NdFeB magnet:
N35. N38. N40. N42. N45. N48. N50. N52 (max working temperature: 80° C)
N35m, n38m. N40m. N42m. N45m. N48m. (max working temperature: 100° C)
N35h, n38h. N40h. N42h. N45h. N48h (max working temperature: 120° C)
N33sh, n35sh, n38sh. N4s0h. N42sh (max working temperature: 150° C)
N28uh, n30uh, n33uh. N35uh. N38uh (max working temperature: 180° C)
N28eh, n30eh, n33eh. N35eh. N38eh (max working temperature: 200° C)
N28ah, n30ah, n33ah. N35ah (max working temperature: 230° C)