Name: permanent magnet for earphone
Brand: js
Availability: InStock

Product Details

1) materials: NdFeB Magnet, Neodymium magnet, Permanent magnet, Rare earth Sintered NdFeB Magnet and etc.

2) Shape: Cylinder, Disc, Slice, Cuboid, Cube, Rod, Stick, Bar, Ball, Sheet, Block, Square, Seg,and ladder-shaped.

3)

grade	B_r	H_cj		H_cb		(BH)_max		H_k/H_cj	max temp
grade	(KGs)	(Koe)	(KA/m)	(KOe)	(KA/m)	(MGOe)	(KJ/m3)
N42	≥13.0	≥12	≥960	≥11.0	≥880	≥40.5	≥322	≥0.80	80
N45	≥13.5	≥12	≥960	≥11.0	≥880	≥43.5	≥346	≥0.80	80
N48	≥13.8	≥12	≥960	≥11.2	≥890	≥46.0	≥366	≥0.80	80
N50	≥14.2	≥12	≥960	≥11.5	≥915	≥48.5	≥386	≥0.8	80
40H	≥12.6	≥17	≥1350	≥12.0	≥960	≥38.5	≥306	≥0.80	120
42H	≥12.9	≥17	≥1350	≥12.3	≥980	≥40.5	≥322	≥0.80	120
45H	≥13.4	≥17	≥1350	≥12.5	≥995	≥42.5	≥338	≥0.80	120
48H	≥13.7	≥17	≥1350	≥12.5	≥995	≥45.5	≥362	≥0.80	120
38SH	≥12.3	≥20	≥1600	≥12.2	≥970	≥36.5	≥290	≥0.80	150
40SH	≥12.6	≥20	≥1600	≥12.2	≥970	≥38.5	≥306	≥0.80	150
42SH	≥12.9	≥20	≥1600	≥12.5	≥995	≥40.5	≥322	≥0.80	150
35UH	≥11.8	≥25	≥2000	≥11.0	≥880	≥33.5	≥267	≥0.75	180
38UH	≥12.3	≥25	≥2000	≥11.5	≥915	≥36.5	≥290	≥0.75	180
40UH	≥12.6	≥25	≥2000	≥11.5	≥915	≥38.5	≥306	≥0.75	180
30EH	≥11.0	≥30	≥2400	≥10.3	≥820	≥29.5	≥235	≥0.70	200
33EH	≥11.4	≥30	≥2400	≥10.5	≥840	≥31.5	≥250	≥0.70	200
35EH	≥11.8	≥30	≥2400	≥11.0	≥880	≥33.5	≥267	≥0.70	200

4) Usage: aviation, electronics, instruments, meters, machinery , medical instruments, Micro-Machine, Permanent Magnetism Instrument, Magnet Therapy device, Nuclear Magnetic Resonance, Audio Equipment and etc.

5) Min: according to detailed sizes.

Sample: sample for free, but you should pay for the express fee of the sample

Delivery time: 12 working days after receipt the payment

Grades: N35, N38, N40, N42, N45,35M, 38M, 40M,42M,45M 35H, 38H, 40H, 42H and etc.

Packing methods: Cartons packing, shielding with Thin Iron sheet or wooden/plastic pallet, or wooden case Magnetized packing box( for Air and Express) and normal packing box for sea.

Packing size: 400mm*280mm*150mm.

Brand: if you need us to put your aompany’s brand on the box, it is ok.

Certificate: Our company passed the ISO9001-2000 certification and ISO 14000 Environment System.if you need, we can provide Certificate Paper.