Zinc d30x2.5 disc large rare earth magnets
Sintered NdFeB magnet is mainly made of neodymium, iron and boron. It is popular with its outstanding magnetic and stability. Nowadays Sintered Neodymium Magnet is widely used in various areas, such as IT industry, communication equipments, automobile, windmill, electric tool, home appliance and so on.
Detailed specifications:
1. Size: It can be made according to your requirements.
2. Grade: All grades such as N35, 33M, 42H, 30SH, 44UH, 40EH, 38AH and so on.
3, Shape: Round/Disk.
4. Material: Rare earth Permanent Neodymium/NdFeB Magnet
5. Performance: High flux, strong coercive force, low temperature coefficient and low loss of irreversible.
6. Coating: Ni (it also can be coated as your requriments).
7. Application: Audio equipment, motor assemblies, IT industry, automobile, loudspeaker and so on.,
8. Certificates: SGS, ISO9001: 2000, ROHS
Our strengths:
1 Original manufacture
2 All propertymade at your requirements
3 Low weight loss: HAST-2mg/cm3
4 No Dy or less Dy-low cost
5 Competitive price, stable quality, fast delivery, good service
About us:
Ningbo ZhongYuan Magnet Co., Ltd. Was founded in 2008, as a professional manufacturer and exporter, we are specialized in designing and producing of rare earth magnet, especially for sintered and bonded NdFeB(Neodymium) magnets. Currently we mass produce N52, 50M, 48H, 45SH, 40UH, 38EH, 33AH and other grade of sintered NdFeB(Neodymium) magnet. They are widely used in Automobile, Wind Power, Servo and so on. Our factory is located in Ningbo, Where is the industrial bases of Ndfeb magnet.
With advanced processing and test equipment, The stablility, consistency and tolerance of our magnets can be well controled. Choose ZhongYuan Magnet you can experience more professional technical advice, fast quotation, ordered production plan, quality control and convenient mode of transportation. Which can support us to provide good products and timely delivery. Problem analysis in your position is always our service tenet.
If you have any interest or inquiries for Neodymium(NdFeB) magnet, please feel free to contact us. We are sure you will be satisfied with our price and service.
Our website is www.per-magnet.com. Welcome to click.
Grade |
Br mT (kGs) |
Hcb kA/m (kOe) |
Hcj kA/m (kOe) |
(BH)max kJ/m 3 |
Max Work Temp. |
(MGOe) |
(Tw) |
N35 |
1170-1220(11.7-12.2) |
≥ 868( ≥ 10.9) |
≥ 955( ≥ 12) |
263-287(33-36) |
80 ºC |
N38 |
1220-1250(12.2-12.5) |
≥ 899( ≥ 11.3) |
≥ 955( ≥ 12) |
287-310(36-39) |
80 ºC |
N40 |
1250-1280(12.5-12.8) |
≥ 907( ≥ 11.4) |
≥ 955 ( ≥ 12) |
302-326(38-41) |
80 ºC |
N42 |
1280-1320(12.8-13.2) |
≥ 915( ≥ 11.5) |
≥ 955( ≥ 12) |
318-342(40-43) |
80 ºC |
N45 |
1320-1380(13.2-13.8) |
≥ 923( ≥ 11.6) |
≥ 955 ( ≥ 12) |
342-366(43-46) |
80 ºC |
N48 |
1380-1420(13.8-14.2) |
≥ 923( ≥ 11.6) |
≥ 876( ≥ 12) |
366-390(46-49) |
80 ºC |
N50 |
1400-1450(14.0-14.5) |
≥ 796( ≥ 10.0) |
≥ 876( ≥ 11) |
382-406(48-51) |
80 ºC |
N52 |
1430-1480(14.3-14.8) |
≥ 796( ≥ 10.0) |
≥ 876( ≥ 11) |
398-422(50-53) |
80 ºC |
30M |
1080-1130(10.8-11.3) |
≥ 796( ≥ 10.0) |
≥ 1114 ( ≥ 14) |
223-247(28-31) |
100 ºC |
33M |
1130-1170(11.3-11.7) |
≥ 836( ≥ 10.5) |
≥ 1114( ≥ 14) |
247-263(31-33) |
100 ºC |
35M |
1170-1220(11.7-12.2) |
≥ 868( ≥ 10.9) |
≥ 1114( ≥ 14) |
263-287(33-36) |
100 ºC |
38M |
1220-1250(12.2-12.5) |
≥ 899( ≥ 11.3) |
≥ 1114( ≥ 14) |
287-310(36-39) |
100 ºC |
40M |
1250-1280(12.5-12.8) |
≥ 923( ≥ 11.6) |
≥ 1114( ≥ 14) |
302-326(38-41) |
100 ºC |
42M |
1280-1320(12.8-13.2) |
≥ 955( ≥ 12.0) |
≥ 1114( ≥ 14) |
318-342(40-43) |
100 ºC |
45M |
1320-1380(13.2-13.8) |
≥ 995( ≥ 12.5) |
≥ 1114 ( ≥ 14) |
342-366 (43-46) |
100 ºC |
48M |
1360-1430(13.6-14.3) |
≥ 1027( ≥ 12.9) |
≥ 1114( ≥ 14) |
366-390(46-49) |
100 ºC |
50M |
1400-1450(14.0-14.5) |
≥ 1033 ( ≥ 13.0) |
≥ 1114( ≥ 14) |
382-406(48-51) |
100 ºC |
30H |
1080-1130(10.8-11.3) |
≥ 796 ( ≥ 10.0) |
≥ 1353( ≥ 17) |
223-247(28-31) |
120 ºC |
33H |
1130-1170(11.3-11.7) |
≥ 836 ( ≥ 10.5) |
≥ 1353( ≥ 17) |
247-271(31-34) |
120 ºC |
35H |
1170-1220(11.7-12.2) |
≥ 868 ( ≥ 10.9) |
≥ 1353( ≥ 17) |
263-287(33-36) |
120 ºC |
38H |
1220-1250(12.2-12.5) |
≥ 899 ( ≥ 11.3) |
≥ 1353 ( ≥ 17) |
287-310(36-39) |
120 ºC |
40H |
1250-1280(12.5-12.8) |
≥ 923( ≥ 11.6) |
≥ 1353( ≥ 17) |
302-326(38-41) |
120 ºC |
42H |
1280-1320(12.8-13.2) |
≥ 955 ( ≥ 12.0) |
≥ 1353( ≥ 17) |
318-342(40-43) |
120 ºC |
45H |
1300-1360(13-13.6) |
≥ 963( ≥ 12.1) |
≥ 1353 ( ≥ 17) |
326-358(43-46) |
120 ºC |
48H |
1370-1430(13.7-14.3) |
≥ 995( ≥ 12.5) |
≥ 1353( ≥ 17) |
366-390(46-49) |
120 ºC |
30SH |
1080-1130(10.8-11.3) |
≥ 804( ≥ 10.1) |
≥ 1592( ≥ 20) |
223-247(28-31) |
150 ºC |
33SH |
1130-1170(11.3-11.7) |
≥ 844( ≥ 10.6) |
≥ 1592( ≥ 20) |
247-271(31-34) |
150 ºC |
35SH |
1170-1220(11.7-12.2) |
≥ 876 ( ≥ 11.0) |
≥ 1592( ≥ 20) |
263-287(33-36) |
150 ºC |
38SH |
1220-1250(12.2-12.5) |
≥ 907( ≥ 11.4) |
≥ 1592( ≥ 20) |
287-310(36-39) |
150 ºC |
40SH |
1240-1280(12.5-12.8) |
≥ 939( ≥ 11.8) |
≥ 1592( ≥ 20) |
302-326(38-41) |
150 ºC |
42SH |
1280-1320(12.8-13.2) |
≥ 987 ( ≥ 12.4) |
≥ 1592 ( ≥ 20) |
318-342(40-43) |
150 ºC |
45SH |
1320-1380(13.2-13.8) |
≥ 1003 ( ≥ 12.6) |
≥ 1592( ≥ 20) |
342-366 (43-46) |
150 ºC |
28UH |
1020-1080 (10.2-10.8) |
≥ 764 ( ≥ 9.6) |
≥ 1990 ( ≥ 25) |
207-231(26-29) |
180ºC |
30UH |
1080-1130 (10.8-11.3) |
≥ 812( ≥ 10.2) |
≥ 1990( ≥ 25) |
223-247(28-31) |
180 ºC |
33UH |
1130-1170(11.3-11.7) |
≥ 852( ≥ 10.7) |
≥ 1990 ( ≥ 25) |
247-271(31-34) |
180 ºC |
35UH |
1180-1220 (11.8-12.2) |
≥ 860 ( ≥ 10.8) |
≥ 1990( ≥ 25) |
263-287(33-36) |
180 ºC |
38UH |
1220-1250(12.2-12.5) |
≥ 876 ( ≥ 11.0) |
≥ 1990( ≥ 25) |
287-310(36-39) |
180 ºC |
40UH |
1240-1280 (12.5-12.8) |
≥ 899( ≥ 11.3) |
≥ 1990( ≥ 25) |
302-326(38-41) |
180 ºC |
28EH |
1040-1090(10.4-10.9) |
≥ 780( ≥ 9.8) |
≥ 2388( ≥ 30) |
207-231(26-29) |
200 ºC |
30EH |
1080-1130 (10.8-11.3) |
≥ 812 ( ≥ 10.2) |
≥ 2388 ( ≥ 30) |
223-247 (28-31) |
200 ºC |
33EH |
1130-1170(11.3-11.7) |
≥ 836 ( ≥ 10.5) |
≥ 2388 ( ≥ 30) |
247-271 (31-34) |
200 ºC |
35EH |
1170-1220(11.7-12.2) |
≥ 876 ( ≥ 11.0) |
≥ 2388( ≥ 30) |
263-287(33-36) |
200 ºC |
38EH |
1220-1250(12.2-12.5) |
≥ 899( ≥ 11.3) |
≥ 2388( ≥ 30) |
287-310(36-39) |
200 ºC |
Ningbo ZhongYuan Magnet Co., Ltd. Was founded in 2008, as a professional manufacturer and exporter, we are specialized in designing and producing of rare earth magnet, especially for sintered and bonded NdFeB magnets. Currently we mass produce N52, 50M, 48H, 45SH, 40UH, 38EH, 33AH and other grade of sintered NdFeB magnet. They are widely used in automotive motors, wind motor, servo motors, speakers and so on. Our factory is located in Ningbo, Where is the industrial bases of NdFeB magnet. With advanced processing and test equipment, The stablility, consistency and tolerance of products can be well controled.
Service purpose: "Profession, meticulosity, service"
Choose ZhongYuan Magnet you can experience more professional technical advice, fast quotation, ordered production plan, quality control and convenient mode of transportation. Which can support us to provide good products and timely delivery. Problem analysis in your position is always our service tenet.
Professional and efficient Processing Capacity
We set up a separate machining factory which has the semi-auto slice machine, wire cutting, flat grinding and coreless grinding equipment. We Can manufacturer regular shapes of block, disc and segment, especially good at the high-precision small bolck, Large-diameter ringmagnet and abnormal magnet
For the product with thin wall and deep bore, we use high-tech laserdrilling and grinding. And also have the working ability of high-precision small hole.
We are committed to the long-term and stable strategic cooperation, and will supply our our competitive product and service to you.