China Huge Ring Round Disc Neodymium Magnets, Find details about China Huge Neodymium Magnets, NdFeB Permanent Magnets from Huge Ring Round Disc Neodymium Magnets
Huge Ring Round Disc Neodymium Magnets
Specialized In Custom Neodymium Magnets and Neodymium Magnetic Assemblies for More Than 15 Years!!!
Material | NdFeB (Neodymium Iron Boron) |
Size | ALL THE SIZES COULD BE CUSTOMIZED |
Grade | N35-N52; M Series; H Series; SH Series; UH Series; EH Series; AH Series |
Coating | Ni-Cu-Ni, Nickel, Zn, Gold, Silver, Copper, Teflon(PTFE), Epoxy, Parylene, etc. |
Magnetization direction | Thickness, Length, Axially, Diameter, Radially, Multipolar |
Application | Neodymium Rare Earth Permanent Magnets are widely used in motors, sensors, speakers, rotors, alarms, microphones, wind turbines/wind generators, and so on. |
Surface Treatment
Magnetic Property Parameters of Sintered NdFeB | |||||
Grade | Residual Induction | Coercive Force | Intrinsic Coercive Force | Max Energy Product | Max Working Temp. |
Br:KGs(mT) | Hcb:Koe(KA/m) | Hcj: Koe(KA/m) | (BH)max:MGOe(KJ/m3) | (TW)°C | |
N35 | 11.8-12.2(1180-1220) | ≥10.8(860) | ≥12.0(955) | 33-36(262-286) | ≤80 |
N38 | 12.2-12.6(1220-1260) | ≥10.8(860) | ≥12.0(955) | 36-39(286-310) | ≤80 |
N40 | 12.6-12.9(1260-1290) | ≥11.0(876) | ≥12.0(955) | 38-40(302-318) | ≤80 |
N42 | 12.9-13.3(1290-1330) | ≥11.0(876) | ≥12.0(955) | 40-43(318-343) | ≤80 |
N45 | 13.3-13.7(1330-1370) | ≥11.0(876) | ≥12.0(955) | 43-46(343-366) | ≤80 |
N48 | 13.7-14.0(1370-1400) | ≥10.8(860) | ≥12.0(955) | 46-49(366-390) | ≤80 |
N50 | 14.0-14.4(1400-1440) | ≥10.5(836) | ≥12.0(955) | 48-50(382-398) | ≤80 |
N52 | 14.2-14.5(1420-1450) | ≥10.5(836) | ≥12.0(955) | 50-52(398-413) | ≤80 |
N54 | 14.5-15.1(1450-1510) | ≥10.5(836) | ≥11.0(876) | 51-55(406-438) | ≤80 |
N35M | 11.8-12.2(1180-1220) | ≥10.8(860) | ≥14.0(1114) | 33-36(262-286) | ≤100 |
N38M | 12.2-12.6(1220-1260) | ≥11.0(876) | ≥14.0(1114) | 36-39(286-310) | ≤100 |
N40M | 12.6-12.9(1260-1290) | ≥11.4(910) | ≥14.0(1114) | 38-40(302-318) | ≤100 |
N42M | 12.9-13.3(1290-1330) | ≥11.8(938) | ≥14.0(1114) | 40-43(318-343) | ≤100 |
N45M | 13.3-13.7(1330-1370) | ≥11.8(938) | ≥14.0(1114) | 43-46(343-366) | ≤100 |
N48M | 13.7-14.0(1370-1400) | ≥12.8(1019) | ≥14.0(1114) | 46-49(366-390) | ≤100 |
N50M | 14.0-14.4(1400-1440) | ≥13.1(1043) | ≥14.0(1114) | 48-50(382-398) | ≤100 |
N52M | 14.2-14.8(1420-1440) | ≥13.3(1059) | ≥14.0(1114) | 49-59(390-422) | ≤100 |
N35H | 11.8-12.2(1180-1220) | ≥11.0(876) | ≥17.0(1353) | 33-36(262-286) | ≤120 |
N38H | 12.2-12.6(1220-1260) | ≥11.0(876) | ≥17.0(1353) | 36-39(286-310) | ≤120 |
N40H | 12.6-12.9(1260-1290) | ≥11.5(915) | ≥17.0(1353) | 38-40(302-318) | ≤120 |
N42H | 12.9-13.3(1290-1330) | ≥11.8(938) | ≥17.0(1353) | 40-43(318-343) | ≤120 |
N45H | 13.3-13.7(1330-1370) | ≥11.8(938) | ≥17.0(1353) | 43-46(343-366) | ≤120 |
N48H | 13.7-14.0(1370-1400) | ≥12.2(938) | ≥17.0(1353) | 46-49(366-390) | ≤120 |
N50H | 14.0-14.4(1400-1440) | ≥12.2(938) | ≥17.0(1353) | 48-50(382-398) | ≤120 |
N35SH | 11.8-12.2(1180-1220) | ≥11.0(876) | ≥20.0(1593) | 33-36(262-286) | ≤150 |
N38SH | 12.2-12.6(1220-1260) | ≥11.0(876) | ≥20.0(1593) | 36-39(286-310) | ≤150 |
N40SH | 12.6-12.9(1260-1290) | ≥11.5(915) | ≥20.0(1593) | 38-40(302-318) | ≤150 |
N42SH | 12.9-13.3(1290-1330) | ≥11.8(938) | ≥20.0(1593) | 40-43(318-343) | ≤150 |
N45SH | 13.3-13.7(1330-1370) | ≥12.2(970) | ≥20.0(1593) | 43-46(343-366) | ≤150 |
N48SH | 13.7-14.3(1370-1430) | ≥12.7(1011) | ≥20.0(1593) | 45-49(358-390) | ≤150 |
N30UH | 10.8-11.4(1080-1140) | ≥10.1(804) | ≥25.0(1990) | 28-31(223-246) | ≤180 |
N33UH | 11.3-11.7(1130-1170) | ≥10.3(820) | ≥25.0(1990) | 30-33(239-262) | ≤180 |
N35UH | 11.8-12.2(1180-1220) | ≥11.2(892) | ≥25.0(1990) | 33-36(262-286) | ≤180 |
N38UH | 12.2-12.6(1220-1260) | ≥11.5(915) | ≥25.0(1990) | 36-39(286-310) | ≤180 |
N40UH | 12.6-12.9(1260-1290) | ≥11.8(938) | ≥25.0(1990) | 38-40(302-318) | ≤180 |
N42UH | 12.9-13.3(1290-1330) | ≥12.2(970) | ≥25.0(1990) | 40-43(318-343) | ≤180 |
N45UH | 13.3-13.7(1330-1370) | ≥10.1(804) | ≥25.0(1990) | 43-46(343-366) | ≤180 |
N30EH | 10.8-11.4(1080-1140) | ≥10.3(820) | ≥30.0(2388) | 28-31(223-246) | ≤200 |
N33EH | 11.3-11.7(1130-1170) | ≥11.0(876) | ≥30.0(2388) | 30-33(239-262) | ≤200 |
N35EH | 11.8-12.2(1180-1220) | ≥11.2(892) | ≥30.0(2388) | 33-36(262-286) | ≤200 |
N38EH | 12.2-12.6(1220-1260) | ≥11.6(939) | ≥30.0(2388) | 36-39(286-310) | ≤200 |
N40EH | 12.6-12.9(1260-1290) | ≥10.8(900) | ≥30.0(2388) | 38-40(302-318) | ≤200 |
N30AH | 10.8-11.4(1080-1140) | ≥10.1(804) | ≥35.0(2785) | 28-31(223-246) | ≤220 |
N33AH | 11.3-11.7(1130-1170) | ≥10.3(820) | ≥35.0(2785) | 30-33(239-262) | ≤220 |
N35AH | 11.7-12.1(1170-1210) | ≥10.9(876) | ≥35.0(2785) | 33-35(263-279) | ≤220 |