13 x 9 x 1mm NdFeB Ring Rare Earth Magnet N40 Ni

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13 x 9 x 1mm NdFeB Ring Rare Earth Magnet N40 Ni, Small Trumpet 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 13 x 9 x 1mm NdFeB Ring Rare Earth Magnet N40 Ni Technical Specifications:
Item: NRN40-13-9-1
Grade: N40
Material: Neodymium (NdFeB)
Plating: Nickel
Shape: Ring
Dimension:
Outside Dia (D): 13 mm
Inner (d): 9 mm
Height (H): 1 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 ndfeb permanent 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

All the Superior Corrosion Resisting NdFeB (Neodymium Iron Boron, Neo) grades:-
N27T,N30T,N33T,N35T,N38T,N40T, N42T, N45T, N48T, N50T, N52T, N27MT, N30MT, N33MT, N35MT, N38MT, N40MT, N42MT, N45MT, N48MT, N50MT, N27HT, N30HT, N33HT, N35HT, N38HT, N40HT, N42HT, N45HT, N48HT, N27SHT, N30SHT, N33SHT, N35SHT, N38SHT, N40SHT, N42SHT, N45SHT, L-N27SHT, L-N30SHT, L-N33SHT, L-N35SHT, L-N38SHT, L-N40SHT, L-N42SHT, L-N45SHT, N27UHT, N30UHT, N33UHT, N35UHT, N38UHT, N40UHT, L-N27UHT, L-N30UHT, L-N33UHT, L-N35UHT, L-N38UHT, L-N40UHT, N27EHT, N30EHT, N33EHT, N35EHT, N38EHT, L-N27EHT, L-N30EHT, L-N33EHT, L-N35EHT, L-N38EHT, L-N27VHT / AHT, L-N30VHT / AHT, L-N33VHT / AHT, L-N35VHT / AHT