NdFeB Magnet with Hole, Used in Speakers, Earphones and Other Audio Equipment

Min.Order: 1,000

Product origin: Ningbo, Zhejiang, China

Infringement complaint:

Complaint

US$ 0.05 ~ 5

Description

Key Specifications/Special Features:

Product description:
1. Materials:
Ferrite magnet is made from molding powder mixture of about Fe2O3 (80%) and either BaCO3 or SrO3 (20%) Some additives such as Cobalt and Lanthanum are mixed together to improve the magnetic performance coefficient
2. Temperature:
Operation temperature is between -40 and +250 degrees Centigrade
3. Grades:
N35-33H
4. Shapes:
Arc, tile, block, disc, cylinder or others are available
5. Sizes:
According to client's needs
6. Features:
1) Magnet material
2) Good anti-corrosion performance, no surface treatment needed
3) Excellent temperature stability
4) Best choice for industrial application
5) All shapes can be customized
6) Provides isotropic and anisotropic
7. Applications:
Widely used in motor and in various fields
Customized shapes and sizes are accepted
FAQ
Q: What are your major products?
A: Sintered NdFeB magnet & Ferrite Magnets are our main products.
Q. What information should I supply when I have an inquiry?
A: 1) Material type and grade required.
2)Size and shape, if available, a sketch or drawing with dimensions and tolerances.
3) Max working temperature.
4)Delivered magnetized or non-magnetized? Magnetization direction?
5)Quantities required.
6)Coating requirements
7)Information on what you want to use the magnet for.
Q: What is your MOQ?
A: 10-100-500-1000-5000-10000-200000 PCS etc. depending on different sizes, items, designs and processes.
Q: How to pay you?
A: T/T in advance (telegraphic transfer-bank order), for small order, or samples order, or shipment by air.
Western Union cash - for small order or samples order.
Different areas may exist some differences.

Grade	Residual Induction		Coercive Force		Intrinsic Coercive Force		Maximum Energy Product		Maximum Operating
	(Br)		(Hc)		(Hci)		(Bhmax)		Temp
	(G)	(mT)	(Oe)	(kA/m)	(kOe) min	(kA/m) min	(MGOe)	(KJ/m3)	(°C)
N35	11700	1170	10900	868	12	955	35	279	80
N38	12200	1220	11300	899	12	955	38	303	80
N40	12500	1250	11400	907	12	955	40	319	80
N42	12800	1280	11500	915	12	955	42	335	80
N45	13200	1320	11600	923	12	955	45	359	80
N48	13800	1380	11600	923	12	955	48	382	80
N50	14000	1400	10000	796	11	876	50	398	60
N52	14300	1430	10000	796	11	876	52	414	60
33M	11300	1130	10500	836	14	1114	33	263	100
35M	11700	1170	10900	868	14	1114	35	279	100
38M	12200	1220	11300	899	14	1114	38	303	100
40M	12500	1250	11600	923	14	1114	40	319	100
42M	12800	1280	12000	955	14	1114	42	335	100
45M	13200	1320	12500	995	14	1114	45	359	100
48M	13600	1360	12900	1027	14	1114	48	382	100
50M	14000	1400	13000	1033	14	1114	50	398	100
35H	11700	1170	10900	868	17	1353	35	279	120
38H	12200	1220	11300	899	17	1353	38	303	120
40H	12500	1250	11600	923	17	1353	40	319	120
42H	12800	1280	12000	955	17	1353	42	335	120
45H	13200	1320	12100	963	17	1353	45	359	120
48H	13700	1370	12500	995	17	1353	48	382	120
35SH	11700	1170	11000	876	20	1592	35	279	150
38SH	12200	1220	11400	907	20	1592	38	303	150
40SH	12500	1250	11800	939	20	1592	40	319	150
42SH	12800	1280	12400	987	20	1592	42	335	150
45SH	13200	1320	12600	1003	20	1592	45	359	150
28UH	10200	1020	9600	764	25	1990	28	223	180
30UH	10800	1080	10200	812	25	1990	30	239	180
33UH	11300	1130	10700	852