Bonded compression round neo magnet from China manufacturer

Price:	0.01~10.0 EUR
Payment Terms:	T/T,L/C,WU
Place of Origin:	Zhejiang, China (Mainland)


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Product Detail

Model No.: RM-BOND 02

Production Capacity: 50 ton/mnoth

Delivery Date: 30 days

Shape: Coil

Composite: Rare Earth Magnet

Means of Transport: Ocean,Land,Air

Packing: standard carton by sea or b...

Application: Industrial Magnet

Type: Permanent

Brand Name: rainbow magnet

Process size of shrinkage rate is small, only 0.2%-0.5%
No distortion, no second processing and get products with
High - precision

According the process way of bonded magnet, there is Bonded compression NdFeB and Bonded Injection NdFeB.

Bonded round Neo magnet's mechanical strength is well.Easy for mass production, easy for small equipment to process,easy to process complex shape and many kinds of sizes, especially for small sizes products.good cost performance.

Applications:

office automation equipment,

electric equipment machinery,

audio-visual equipment,

instrumentation,

small motors and measuring machinery,

mobile phones,

CD-ROM,

DVD-ROM drive motor,

the hard drive spindle motor HDD,

micro DC motors

automation instruments meters

Small precision motors, such as stepper motors, Coreless motors, brushless motor,

small generators,

the timer rotor,

magnetic bearings

Speakers,

headphones,

earphones,

microphones,

pickups heart Block,

electromagnetic buzzer

Sensors,

line printing equipment,

Instrument (speedometer, tachometer, ammeter, voltmeter),

Magnetic spring,

liquid level sensors,

magnetic shutter

Bonded round Neo magnet of compression NdFeB magnetic energy parameters

	Br (Residual induction)	Hcb (Coercive Force)	Hcj (Intrinsic coercive Force)	(BH)max. Max. Energy Product	Reversible temperature Coefficient α( B r )	Max. Operating Temp.
Grade	T	KA/m	KA/m	KJ/m3	%/ ℃	℃
	KGs	KOe	KOe	MGOe	%/ ℃	℃
BNP-6	0.55-0.62	285-370	600-755	44-56	-0.13	100
BNP-6	5.5-6.2	3.6-4.6	7.5-9.5	5.5-7	-0.13	100
BNP-8	0.62-0.69	385-445	640-800	64-72	-0.13	120
BNP-8	6.2-6.9	4.8-5.6	8-10	8.0-9.0	-0.13	120
BNP-9	0.65-0.70	400-440	640-800	70-76	-0.12	120
BNP-9	6.5-7.0	5.0-5.5	8-10	8.8-9.5	-0.12	120
BNP-10	0.68-0.72	420-470	640-800	76-84	-0.11	120
BNP-10	6.8-7.2	5.3-5.9	8-10	9.5-10.5	-0.11	120
BNP-11	0.70-0.74	445-480	680-800	80-88	-0.11	120
BNP-11	7.0-7.4	5.6-6.0	8.5-10	10.0-11.0	-0.11	120
BNP-8SR	0.62-0.66	410-465	880-1120	64-72	-0.13	150
BNP-8SR	6.2-6.6	5.2-5.8	11-14	8.0-9.0	-0.13	150
BNP-8H	0.61-0.65	410-455	1190-1440	64-72	-0.07	125
BNP-8H	6.1-6.5	5.2-5.7	15-18	8.0-9.0	-0.07	125
BNP-8L	0.60-0.64	360-400	715-800	56-64	-0.13	110
BNP-8L	6.0-6.4	4.5-5.0	9-10	7.0-8.0	-0.13	110
BNP-11L	0.70-0.74	400-440	520-640	78-84	-0.11	110
BNP-11L	7.0-7.4	5.0-5.5	6.5-8	9.8-10.5	-0.11	110
BNP-12L	0.74-0.80	420-455	520-600	84-92	-0.08	110
BNP-12L	7.4-8.0	5.3-5.7	6.5-7.5	10.5-11.5	-0.08	110

Molding method of isotropic NdFeB bonded magnets properties

Molding method	(BH)max/ KJ/m3	Powder Volume %	Hole volume %	Density /g.m-3	shear strength/ σc MPa
compression	79.6	80.5	11.2	6.14	4.88
Injection	47.76	66.0	1.0	5.3	7.26

Compare of bonded permanent magnetic magnet NdFeB and SmCo

material	remark	Br/T	Hcb /kA.m-1	Hcj /kA.m-1	(BH)m /kA.m-3	α/Br ℃	β/Hcj ℃	ρ /g.cm-3
NdFeB	Isotropic	0.69-0.74	360-480	640-1080	64-80	-0.1	-0.4	6.0
	Isotropic	0.664	437	716	77	-0.09	-0.4
	Anisotropic	0.854	577	927	133	-0.09
	Anisotropic	1.015	617	848	178	-0.09
SmCo5	Anisotropic	0.67	796	796	79.6	-0.04		5.7
Sm2Co17	Anisotropic	0.867	557	875	135.0	-0.04		7.1