Strong Ring NdFeB Magnet Sintered Permanent Rare Earth Magnet for Loudspeakers
Item |
Ring Magnet/Round Magnet |
Grade |
N35~N52,38M-48M,35H-48H,33SH-44SH,30UH-35UH,30EH-35EH |
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 |
Trade Term |
EXW, FOB, CIF, C&F ect. |
Payment Term |
TT, PayPal, Western Union ect. |
Nanjing Huajin Magnetic Materials Co., Ltd. Specializing 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.
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 |
Why choose us ?
1. 12 years professional Neodymium Magnet Manufacturer
2. Trade Assurance to Secure your trade safety
3. High quality Rare earth Materials used.
4. Fast delivery Time for magnet produce and Magnetic Assemblies.
5. Free sample available.
6. Difference Specification Choice
Payment Term:
T/T, L/C, Western Union, PayPal.
Package & Shipment
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.
Package: Magnetic Isolation Package
Carton: 36*27*15CM
Our Catalogue:
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.