Rare Earth N52 Ring Magnet for Speaker with Good Price

• Customization: Available
• Application: Speaker Magnet
• Shape: Ring
• Model NO.: HJ152
• Grade: N35-N52; N35m-N50m; N35h-N48h, N35sh-N45sh; N30u
• Processing: Sintered NdFeB
• Sample: Available
• Type: Permanent
• Composition: Neodymium Magnet
• Tolerance: +/-0.05mm
• Working Temp.: Max 176f/ 176f~392f
• Density: 7.50-7.65g/cm3
• Spot Stocks: Yes
• Lead Time: 2-3 Days
• Transport Package: by Carton or Wooden Box
• Specification: RoHS SGS MSDS
• Trademark: HUAJIN
• Origin: Nanjing, China
• HS Code: 85051110
• Production Capacity: 10000000 Pairs/Month
• Package Size: 35.00cm * 26.00cm * 15.00cm
• Package Gross Weight: 20.000kg

Product Description

Rare Earth N52 Ring Magnet for Speaker with Good Price

Item	Neodymium Disc Magnet
Grade	N35~N52
Composition	Neodymium Magnet
Application	Voice-coil Motor(VCM), MRI, Generator, Car, Speaker, Computer
Working Temp.	Max 176F/ 176F~392F
Coating	Zinc, Color Zinc, Nickel etc
Dimension	Customized size
Magnet Direction	Through thickness(Axially)+Radially
Type	Strong&Permanent
Performance	Permanent, Strong, Rust-proof, Anti-corrosion

 

 

 

Nanjing Huajin Magnetic Materials Co., Ltd. specialize in the production and sale of magnetic NdFeB, magnetic bar, magnetic products, magnetic frame. Magnets of various shapes and sizes can be produced according to customer requirements, such as pack diskette, the motor magnetic tile, magnetic ring, toy bar magnet, magnetic ball, with the exception of iron magnetic rods, magnetic hooks, magnetic separator box; Surface treat: Gold, silver, plated epoxy, nickel-plated copper-nickel, zinc, chromium, titanium (zinc, black zinc, color zinc), above the surface treatment to meet environmental requirement.

 

1) Electronics - Sensors, hard disk drives, sophisticated switches, electro-mechanical devices etc.;
2) Auto Industry - DC motors (hybrid and electric), small high-performance motors, power steering;
3) Medical - MRI equipment and scanners;
4) Clean Tech Energy - Water flow enhancement, wind turbines;
5) Magnetic Separators - Used for recycling, food and liquids QC, waste removal;
6) Magnet Bearing - Used for highly sensitive and delicate procedures in various heavy industries.
 

 

Grade	Remanence		Coercivity Force		Intrinsic Coercive Force		Max. Energy Product		Working Temp.
	Br		Hcb		Hcj		(BH)max
	mT	kGs	kA/m	kOe	kA/m	kOe	kJ/m3	MGOe
N35	1170-1220	11.7-12.2	≥ 868	≥ 10.9	≥ 955	≥ 12	263-287	33-36	80 ° C
N38	1220-1250	12.2-12.5	≥ 899	≥ 11.3	≥ 955	≥ 12	287-310	36-39	80 ° C
N40	1250-1280	12.5-12.8	≥ 907	≥ 11.4	≥ 955	≥ 12	302-326	38-41	80 ° C
N42	1280-1320	12.8-13.2	≥ 915	≥ 11.5	≥ 955	≥ 12	318-342	40-43	80 ° C
N45	1320-1380	13.2-13.8	≥ 923	≥ 11.6	≥ 955	≥ 12	342-366	43-46	80 ° C
N48	1380-1420	13.8-14.2	≥ 923	≥ 11.6	≥ 876	≥ 12	366-390	46-49	80 ° C
N50	1400-1450	14.0-14.5	≥ 796	≥ 10.0	≥ 876	≥ 11	382-406	48-51	60 ° C
N52	1430-1480	14.3-14.8	≥ 796	≥ 10.0	≥ 876	≥ 11	398-422	50-53	60 ° C
35M	1170-1220	11.7-12.2	≥ 868	≥ 10.9	≥ 1114	≥ 14	263-287	33-36	100 ° C
38M	1220-1250	12.2-12.5	≥ 899	≥ 11.3	≥ 1114	≥ 14	287-310	36-39	100 ° C
40M	1250-1280	12.5-12.8	≥ 923	≥ 11.6	≥ 1114	≥ 14	302-326	38-41	100 ° C
42M	1280-1320	12.8-13.2	≥ 955	≥ 12.0	≥ 1114	≥ 14	318-342	40-43	100 ° C
45M	1320-1380	13.2-13.8	≥ 995	≥ 12.5	≥ 1114	≥ 14	342-366	43-46	100 ° C
48M	1360-1430	13.6-14.3	≥ 1027	≥ 12.9	≥ 1114	≥ 14	366-390	46-49	100 ° C
50M	1400-1450	14.0-14.5	≥ 1033	≥ 13.0	≥ 1114	≥ 14	382-406	48-51	100 ° C
35H	1170-1220	11.7-12.2	≥ 868	≥ 10.9	≥ 1353	≥ 17	263-287	33-36	120 ° C
38H	1220-1250	12.2-12.5	≥ 899	≥ 11.3	≥ 1353	≥ 17	287-310	36-39	120 ° C
40H	1250-1280	12.5-12.8	≥ 923	≥ 11.6	≥ 1353	≥ 17	302-326	38-41	120 ° C
42H	1280-1320	12.8-13.2	≥ 955	≥ 12.0	≥ 1353	≥ 17	318-342	40-43	120 ° C
45H	1300-1360	13-13.6	≥ 963	≥ 12.1	≥ 1353	≥ 17	326-358	43-46	120 ° C
48H	1370-1430	13.7-14.3	≥ 995	≥ 12.5	≥ 1353	≥ 17	366-390	46-49	120 ° C
33SH	1130-1170	11.3-11.7	≥ 844	≥ 10.6	≥ 1592	≥ 20	247-271	31-34	150 ° C
35SH	1170-1220	11.7-12.2	≥ 876	≥ 11.0	≥ 1592	≥ 20	263-287	33-36	150 ° C
38SH	1220-1250	12.2-12.5	≥ 907	≥ 11.4	≥ 1592	≥ 20	287-310	36-39	150 ° C
40SH	1240-1280	12.5-12.8	≥ 939	≥ 11.8	≥ 1592	≥ 20	302-326	38-41	150 ° C
42SH	1280-1320	12.8-13.2	≥ 987	≥ 12.4	≥ 1592	≥ 20	318-342	40-43	150 ° C
45SH	1320-1380	13.2-13.8	≥ 1003	≥ 12.6	≥ 1592	≥ 20	342-366	43-46	150 ° C
30UH	1080-1130	10.8-11.3	≥ 812	≥ 10.2	≥ 1990	≥ 25	223-247	28-31	180 ° C
33UH	1130-1170	11.3-11.7	≥ 852	≥ 10.7	≥ 1990	≥ 25	247-271	31-34	180 ° C
35UH	1180-1220	11.8-12.2	≥ 860	≥ 10.8	≥ 1990	≥ 25	263-287	33-36	180 ° C
38UH	1220-1250	12.2-12.5	≥ 876	≥ 11.0	≥ 1990	≥ 25	287-310	36-39	180 ° C
40UH	1240-1280	12.5-12.8	≥ 899	≥ 11.3	≥ 1990	≥ 25	302-326	38-41	180 ° C

Customized Services:       
1. Customized Material Neodymium Grade: N35-N52, N35M-N50M, N35H-N48H, N33SH-N45SH, N30UH-N35UH, N30EH-N35EH;
2. Customized Shaped magnet: Round / block / ring / cylinder / countersunk / arc / segment other irregular shapes.
3. Custom packaging. Usually we packed the magnet with vacuum polybag. Then packed in stop magnetic metal box.  We can also make the package as your requirements.        
4. Customized Mark: to distinguish N pole and S pole.       
5. Custom coating. We can coated in Nickel. Zinc, Chromium as your requirements.        
6. Customized Working temperature: <80ºC;80ºC-200ºC

Packaging & Shipping

Package: Magnetic Isolation Package
Carton: 36*27*15CM


1. By Express(DHL, FedEx, TNT, UPS ect): Door to door, Short Delivery time, 3-5 days.
2. By Air: Short Delivery Time, 3-7 days.
3. By Sea: Cheap Shipping Cost, 7-30 days.
 

FAQ

1. How to get prompt quotation?
Kindly offer us the specific size, quantity, coating(zinc/nickel), magnetism direction ect other requiries. Then best price will be offered ASAP. 

2.What about the lead time?
(1) Sample: 5-7 days. 
(2)  Batch quantity: 7-12 days.

3.What's the MOQ?
(1) Spot Stocks: No MOQ;
(2) Regular Size: 500 PCS, 1000 PCS, 2000 PCS, 5000 PCS ect.
(3) Other Size: 2000 PCS, 5000 PCS, 10000 PCS ect.

4. Terms of Paymemt:
(1). T/T in advance(telegraphic transfer-bank order)
(2). Western Union cash - for small order or samples order.
(3). PayPal- for small order, quick receipt.

Please feel free to contact me for any questions and requiries.