Product Description:
NdFeB Magnets N48 Rare Earth Neodymium Ring 0.5 inch OD x 0.25 inch ID x 0.25 inch
Diametrically Magnetized
Diametrically Magnetized
Neodymium Rare Earth NdFeB Magnets are the world's strongest ring magnets. All magnets are not created equal! Applied Magnets offers the highest quality neodymium rare earth NdFeB magnets with consistent performance at lowest price. Our strong neodymium rare earth NdFeB magnets are designed & manufactured to meet stringent quality standards using the latest technology.
Neodymium magnets (also known as Neo magnets, NdFeB magnets, NIB or super magnets) , a type of rare earth magnets, is the permanent magnets made from neodymium, iron, boron and other minor elements.
Strong Neodymium NdFeB Magnets Grade N48, stronger than N45, N42, N40, N38 and N35
Neodymium magnets (also known as Neo magnets, NdFeB magnets, NIB or super magnets) , a type of rare earth magnets, is the permanent magnets made from neodymium, iron, boron and other minor elements.
Strong Neodymium NdFeB Magnets Grade N48, stronger than N45, N42, N40, N38 and N35
Nickel-Copper-Nickel triple layer coated for maximum rare earth magnets durability and protection again corrosion
Br Max: 14200 gauss
Br Max: 14200 gauss
Magnetized through the 1/2" Outside Diameter
Approximate pull force: 8 lbs
Sintered Ndfeb Ring Magnets
NdFeB Magnet Spherical D8mm |
Magnetization Direction:8mm Diameter direction |
Surface Treatment: Nickel Plating(Nickel) |
Surface magnetic field:D8mm |
1) Material: Sintered Neodymium-Iron-Boron.
2) Our sintered NdFeB Magnet has high continuous stability of different batches which will benefit customer a lot to their final products quality.
3) Advanced techniques: We have new sintered NdFeB magnet techniques and equipment such as strip casting, HDDR technology in our factory to allow us to make high performance NdFeB over N52 possible.
4) Grade: N35 to N52,N35M to N50M,N35H to N48H,N35SH to N45SH,N30UH to N40UH,N30EH to N38EH.
5) The Excellent anti-corrosion property stand for SST-500hours.
6) The high working temperature above 200°C
7) The surface coated (Ni-Cu-Ni) , Epoxy, Zinc (Zn), Gold (Au), Silver (Ag), and so on
8) Various shape and sizes or according to customers' request and also we can design the size for our customer's request.
9)Application: Aerospace, electronics, electrical and mechanical, instruments, medical care and other fields and non-technical fields use more and more widely, such as adsorption magnets, toys, jewelry and so on
NdFeB Magnetof Magnetic grade :
Grade | BrmT(kGs) | HcbkA/m(kOe) | Hcj kA/m (kOe) | (BH)max kJ/m3 (MGOe) | Supreme work temperature(Tw) |
N33 | 1130-1170(11.3-11.7) | ≥ 836 ( ≥ 10.5) | ≥ 955( ≥ 12) | 247-271(31-34) | 80 ℃ |
N35 | 1170-1220(11.7-12.2) | ≥ 868( ≥ 10.9) | ≥ 955( ≥ 12) | 263-287(33-36) | 80 ℃ |
N38 | 1220-1250(12.2-12.5) | ≥ 899( ≥ 11.3) | ≥ 955( ≥ 12) | 287-310(36-39) | 80 ℃ |
N40 | 1250-1280(12.5-12.8) | ≥ 907( ≥ 11.4) | ≥ 955 ( ≥ 12) | 302-326(38-41) | 80 ℃ |
N42 | 1280-1320(12.8-13.2) | ≥ 915( ≥ 11.5) | ≥ 955( ≥ 12) | 318-342(40-43) | 80 ℃ |
N45 | 1320-1380(13.2-13.8) | ≥ 923( ≥ 11.6) | ≥ 955 ( ≥ 12) | 342-366(43-46) | 80 ℃ |
N48 | 1380-1420(13.8-14.2) | ≥ 923( ≥ 11.6) | ≥ 876( ≥ 12) | 366-390(46-49) | 80 ℃ |
N50 | 1400-1450(14.0-14.5) | ≥ 796( ≥ 10.0) | ≥ 876( ≥ 11) | 382-406(48-51) | 60 ℃ |
N52 | 1430-1480(14.3-14.8) | ≥ 796( ≥ 10.0) | ≥ 876( ≥ 11) | 398-422(50-53) | 60 ℃ |
30M | 1080-1130(10.8-11.3) | ≥ 796( ≥ 10.0) | ≥ 1114 ( ≥ 14) | 223-247(28-31) | 100 ℃ |
33M | 1130-1170(11.3-11.7) | ≥ 836( ≥ 10.5) | ≥ 1114( ≥ 14) | 247-263(31-33) | 100 ℃ |
35M | 1170-1220(11.7-12.2) | ≥ 868( ≥ 10.9) | ≥ 1114( ≥ 14) | 263-287(33-36) | 100 ℃ |
38M | 1220-1250(12.2-12.5) | ≥ 899( ≥ 11.3) | ≥ 1114( ≥ 14) | 287-310(36-39) | 100 ℃ |
40M | 1250-1280(12.5-12.8) | ≥ 923( ≥ 11.6) | ≥ 1114( ≥ 14) | 302-326(38-41) | 100 ℃ |
42M | 1280-1320(12.8-13.2) | ≥ 955( ≥ 12.0) | ≥ 1114( ≥ 14) | 318-342(40-43) | 100 ℃ |
45M | 1320-1380(13.2-13.8) | ≥ 995( ≥ 12.5) | ≥ 1114 ( ≥ 14) | 342-366 (43-46) | 100 ℃ |
48M | 1360-1430(13.6-14.3) | ≥ 1027( ≥ 12.9) | ≥ 1114( ≥ 14) | 366-390(46-49) | 100 ℃ |
50M | 1400-1450(14.0-14.5) | ≥ 1033 ( ≥ 13.0) | ≥ 1114( ≥ 14) | 382-406(48-51) | 100 ℃ |
30H | 1080-1130(10.8-11.3) | ≥ 796 ( ≥ 10.0) | ≥ 1353( ≥ 17) | 223-247(28-31) | 120 ℃ |
33H | 1130-1170(11.3-11.7) | ≥ 836 ( ≥ 10.5) | ≥ 1353( ≥ 17) | 247-271(31-34) | 120 ℃ |
35H | 1170-1220(11.7-12.2) | ≥ 868 ( ≥ 10.9) | ≥ 1353( ≥ 17) | 263-287(33-36) | 120 ℃ |
38H | 1220-1250(12.2-12.5) | ≥ 899 ( ≥ 11.3) | ≥ 1353 ( ≥ 17) | 287-310(36-39) | 120 ℃ |
40H | 1250-1280(12.5-12.8) | ≥ 923( ≥ 11.6) | ≥ 1353( ≥ 17) | 302-326(38-41) | 120 ℃ |
42H | 1280-1320(12.8-13.2) | ≥ 955 ( ≥ 12.0) | ≥ 1353( ≥ 17) | 318-342(40-43) | 120 ℃ |
45H | 1300-1360(13-13.6) | ≥ 963( ≥ 12.1) | ≥ 1353 ( ≥ 17) | 326-358(43-46) | 120 ℃ |
48H | 1370-1430(13.7-14.3) | ≥ 995( ≥ 12.5) | ≥ 1353( ≥ 17) | 366-390(46-49) | 120 ℃ |
30SH | 1080-1130(10.8-11.3) | ≥ 804( ≥ 10.1) | ≥ 1592( ≥ 20) | 223-247(28-31) | 150 ℃ |
33SH | 1130-1170(11.3-11.7) | ≥ 844( ≥ 10.6) | ≥ 1592( ≥ 20) | 247-271(31-34) | 150 ℃ |
35SH | 1170-1220(11.7-12.2) | ≥ 876 ( ≥ 11.0) | ≥ 1592( ≥ 20) | 263-287(33-36) | 150 ℃ |
38SH | 1220-1250(12.2-12.5) | ≥ 907( ≥ 11.4) | ≥ 1592( ≥ 20) | 287-310(36-39) | 150 ℃ |
40SH | 1240-1280(12.5-12.8) | ≥ 939( ≥ 11.8) | ≥ 1592( ≥ 20) | 302-326(38-41) | 150 ℃ |
42SH | 1280-1320(12.8-13.2) | ≥ 987 ( ≥ 12.4) | ≥ 1592 ( ≥ 20) | 318-342(40-43) | 150 ℃ |
45SH | 1320-1380(13.2-13.8) | ≥ 1003 ( ≥ 12.6) | ≥ 1592( ≥ 20) | 342-366 (43-46) | 150 ℃ |
28UH | 1020-1080 (10.2-10.8) | ≥ 764 ( ≥ 9.6) | ≥ 1990 ( ≥ 25) | 207-231(26-29) | 180 ℃ |
30UH | 1080-1130 (10.8-11.3) | ≥ 812( ≥ 10.2) | ≥ 1990( ≥ 25) | 223-247(28-31) | 180 ℃ |
33UH | 1130-1170(11.3-11.7) | ≥ 852( ≥ 10.7) | ≥ 1990 ( ≥ 25) | 247-271(31-34) | 180 ℃ |
35UH | 1180-1220 (11.8-12.2) | ≥ 860 ( ≥ 10.8) | ≥ 1990( ≥ 25) | 263-287(33-36) | 180 ℃ |
38UH | 1220-1250(12.2-12.5) | ≥ 876 ( ≥ 11.0) | ≥ 1990( ≥ 25) | 287-310(36-39) | 180 ℃ |
40UH | 1240-1280 (12.5-12.8) | ≥ 899( ≥ 11.3) | ≥ 1990( ≥ 25) | 302-326(38-41) | 180 ℃ |