Product Details

Delivery Time:15 working days after received your payment
Certification:ISO9001/ROHS/SGS

Custom Made Electric Motor Magnet NdFeB Ring Magnet For MicroMotor / MRI

Why micromotor needs permanent magnets?

Micromotor with permanent magnet is in order to reduce the volume. Micro motor is generally uses electric batteries. With a permanent magnet magnetic coil saves , it can extend battery life.

Product Description & Specification:

Grades

Range: N35-N52; N35M-N50M;

N35H-N48H, N35SH-N45SH;

N30UH-N40UH, N30EH-N38EH.

Standard Properties of Sintered NdFeB Magnet	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)
N40	1250-1280(12.5-12.8)	≥ 907( ≥ 11.4)	≥ 955 ( ≥ 12)	302-326(38-41)
N42	1280-1320(12.8-13.2)	≥ 915( ≥ 11.5)	≥ 955( ≥ 12)	318-342(40-43)
N45	1320-1380(13.2-13.8)	≥ 923( ≥ 11.6)	≥ 955 ( ≥ 12)	342-366(43-46)
N48	1380-1420(13.8-14.2)	≥ 923( ≥ 11.6)	≥ 876( ≥ 12)	366-390(46-49)
N50	1400-1450(14.0-14.5)	≥ 796( ≥ 10.0)	≥ 876( ≥ 11)	382-406(48-51)
N52	1430-1480(14.3-14.8)	≥ 796( ≥ 10.0)	≥ 876( ≥ 11)	398-422(50-53)
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)
40M	1250-1280(12.5-12.8)	≥ 923( ≥ 11.6)	≥ 1114( ≥ 14)	302-326(38-41)
42M	1280-1320(12.8-13.2)	≥ 955( ≥ 12.0)	≥ 1114( ≥ 14)	318-342(40-43)
45M	1320-1380(13.2-13.8)	≥ 995( ≥ 12.5)	≥ 1114 ( ≥ 14)	342-366 (43-46)
48M	1360-1430(13.6-14.3)	≥ 1027( ≥ 12.9)	≥ 1114( ≥ 14)	366-390(46-49)
50M	1400-1450(14.0-14.5)	≥ 1033 ( ≥ 13.0)	≥ 1114( ≥ 14)	382-406(48-51)
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)
40H