hard ferrite magnets for speaker from China manufacturer

Price:	0.1~50.0 USD
Payment Terms:	T/T
Place of Origin:	Zhejiang, China (Mainland)


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Product Detail

Model No.: F001

Packing: paper-vacuum-box

Shape: disc,block,cylinder,ring,et...

Type: Permanent

Brand Name: Skym

Material: Fe2O3

Export Area: All the globe

Means of Transport: Ocean,Air

Delivery Date: 20 days

Application: Speaker Magnet

Composite: Ferrite Magnet

Grade: Y10T,Y20...

Performance (Gauss): 800

Ferrite magnets are also called ceramic magnets.

Hard ferrite magnets:

Ferrite (Ceramic) magnets are essentially composed of oxide materials with Barium Carbonate or Strontium Carbonate, manufactured under a powder metallurgical process.

1.Grade: Y8T,Y10T,Y20,Y25,Y30,Y30BH,Y33,Y35 etc..

2.Shape: disc,ring,block,arc/segment...

3.Application: computer hard drive magnets, microphones,headphones,loudspeaker...

4.Chinese standard of permanent ferrite magnet:

Material	Br		HcB		HcJ		(BH)max
Material	mT	KG	KA/m	Oe	KA/m	Oe	Kj/m³	MGOe
Y8T	200~235	2000	125~160	1570	210~280	2610	6.5~9.5	0.8
Y22H	310~360	3100	220~250	2770	280~320	3520	20.0~24.0	2.5
Y25	360~400	3600	135~170	1700	140~200	1760	22.5~28.0	2.8
Y26H-1	360~390	3600	220~250	2512	225~255	2830	23.0~28.0	2.9
Y26H-2	360-380	3600	263-288	3300	318-350	4000	24.0-28.0	3.0
Y27H	370~400	3500	225-240	2830	235-260	2950	25.0~29.0	3.1
Y28	370-400	3700	175-210	2200	180-220	2260	26.0-30.0	3.3
Y28H-1	380-400	3800	240-260	3020	250-280	3140	27.0-30.0	3.1
Y28H-2	360-380	3600	271-295	3400	382-405	1800	26.0-30.0	3.3
Y30	370~400	3.7~4.0	175~210	2.20~2.64	180~220	2.26~2.77	26.0~30.0	3.3~3.8
Y30H-1	380~400	3800	230-275	2890	235-290	2950	27.0~32.5	3.4
Y30H-2	395-415	3950	275-300	3460	310-335	3900	27.0~32.0	3.4
Y32	400~420	4000	160~190	2010	165~195	2070	30.0~33.5	3.8
Y32H-1	400-420	4000	190-230	2390	230-250	2890	34.5-35.0	4.0
Y32H-2	400-440	4000	224-240	2810	230-250	2890	31.0-34.0	3.9
Y33	410~430	4100	220~250	2760	225~255	2830	31.5~35.0	4.0
Y33H	410-430	4100	250-270	3140	250-275	3140	31.5-35.0	4.0
Y34	420-440	4200	200-230	2510	205-235	2580	32.5-36.0	4.1
Y35	430-450	4300	215-239	2700	217-242	2730	33.1-33.2	4.2
Y36	440-450	4400	247-271	3100	250-374	4400	35.1-38.3	4.4
Y38	440-460	4400	285-305	3580	294-310	3690	36.6-40.6	4.6
Y40	450-460	4500	330-354	4150	340-360	4270	37.6-41.8	4.7