Industrial Magnets

Low cost. High quality. Fast delivery.

Pacific Century specializes in supplying magnets for electrical, electronic, automotive, engineering, research, therapeutic, and a host of industrial applications. We have a large inventory of ready-to-use industrial magnets in stock and ready for immediate shipment.

When your design criteria calls for high quality and low prices, let our engineering staff recommend the proper magnet for you. Technical and design assistance and samples are available to appropriate customers. All types of magnet assemblies and value added works are available.

We also supply gold and silver-plated jewelry magnets and "pin-less" name tag holders.

Samarium - Cobalt (Sm-Co)
Aluminum - Nickel - Cobalt (Alnico)
Neodymium - Iron - Boron (Nd-Fe-B)

Ceramic Magnets / Ferrite Magnets
Flexible Magnets / Rubber Magnets
Bonded Ferrite & Neodymium Magnets

Magnet Standard Parts

Many are available in stock or can be delivered on relatively short notice.

SmCo & Nd-Fe-B Magnets

Square and Rectangular Blocks
Part No.	Dimensions (L x W x T)	Part No.	Dimensions (L x W x T)
PSR 202010	2.00" X 2.00" X 1.00"	PSR 075050050	0.75" X 0.50" X 0.50"
PSR 202005	2.00" X 2.00" X 0.500"	PSR 075050025	0.75" X 0.50" X 0.25"
PSR 201010	2.00" X 1.00" X 1.00"	PSR 075025025	0.75" X 0.25" X 0.25"
PSR 201005	2.00" X 1.00" X 0.500"	PSR 050050050	0.50" X 0.50" X 0.50"
PSR 101010	1.00" X 1.00" X 1.00"	PSR 050050025	0.50" X 0.50" X 0.25"
PSR 101005	1.00" X 1.00" X 0.500"	PSR 050025025	0.50" X 0.25" X 0.25"
PSR 100505	1.00" X 0.500" X 0.500"	PSR 025025025	0.25" X 0.25" X 0.25"
PSR 1005006	1.00" X 0.500" X 0.06"	PSR 0250250125	0.25" X 0.25" X 0.125"
PSR 10025006	1.00" X 0.25" X 0.06"

Discs and Cylinders
Part No.	Dimensions (Dia x T)	Part No.	Dimensions (Dia x T)
PDC 2020	2.0" X 2.0"	PDC 075025	0.75" X 0.25"
PDC 2015	2.0" X 1.5"	PDC 0750125	0.75" X 0.125"
PDC 2010	2.0" X 1.0"	PDC 0500050	0.50" X 0.50"
PDC 20075	2.0" X 0.75"	PDC 0500375	0.50" X 0.375"
PDC 20050	2.0" X 0.50"	PDC 050025	0.50" X 0.25"
PDC 20025	2.0" X 0.25"	PDC 0500125	0.50" X 0.125"
PDC 1010	1.0" X 1.0"	PDC 050006	0.50" X 0.06"
PDC 10075	1.0" X 0.75"	PDC 0375025	0.375" X 0.25"
PDC 10050	1.0" X 0.50"	PDC 03750125	0.375" X 0.125"
PDC 100375	1.0" X 0.375"	PDC 0375010	0.375" X 0.10"
PDC 10025	1.0" X 0.125"	PDC 0375006	0.375" X 0.06"
PDC 100125	1.0" X 0.125"	PDC 025025	0.25" X 0.25"
PDC 0875075	0.875" X 0.75"	PDC 025020	0.25" X 0.20"
PDC 0875050	0.875" X 0.50"	PDC 0250125	0.25" X 0.125"
PDC 08750375	0.875" X 0.375"	PDC 025010	0.25" X 0.10"
PDC 08750125	0.875" X 0.125"	PDC 025006	0.25" X 0.06"
PDC 080040	0.80" X 0.40"	PDC 0236006	0.236" X 0.06" (6 X 1.5 MM)
PDC 080020	0.80" X 0.20"	PDC 0197006	0.197" X 0.06" (5 X 1.5 MM)
PDC 075075	0.75" X 0.75"	PDC 0157006	0.157" X 0.06" (4 X 1.5 MM)
PDC 075050	0.75" X 0.50"	PDC 0118006	0.118" X 0.06" (3 X 1.5 MM)

SmCo are available in 18, 20, 24, 26, 24H, 26H, 28H, and 30 grades.

Nd-Fe-B are available in N-35 thru N-50; N-33M thru N-48M; N-30H thru N-48H and N-30SH shru N-33SH grades.

The above sizes can be supplied magnetized or unmagnetized, uncoated or coated (zinc, nickel, gold, or epoxy). When inquiring or ordering, please indicate as follows:

SmCo-25, PDC 025025, Magnetized through thickness, Unplated

We can also custom make to your specifications, including various sizes of rings and arc segments.

Ceramic / Ferrite Magnets

Rectangular Blocks		Discs
Part No.	Dimensions (L x W x T)	Part No.	Dimensions (Dia x T)
PCR 6040	6.0" X 4.0" X _	PCD 205	2.5" X _
PCR 4040	4.0" X 4.0" X _	PCD 200	2.0" X _
PCR 305205	3.5" X 2.5" X _	PCD105	1.5" X _
PCR 1085087	1.85" X 0.87" X _	PCD 1025	1.25" X _
PCR 105100	1.50" X 1.00" X_	PCD 100	1.0" X _
		PCD 050	0.50" X _

Rings
Part No.	Dimensions (ODxIDxT)	Part No.	Dimensions (ODxIDxT)
PCRR 60143015	6.14" X 3.15" X _	PCRR 20501025	2.50" X 1.25" X _
PCRR 5052095	5.50" X 2.95" X _	PCRR 20501020	2.50" X 1.20" X _
PCRR 50272024	5.27" X 2.24" X _	PCRR 20361026	2.36" X 1.26" X _
PCRR 50204	5.0" X 2.40" X _	PCRR 1097079	1.97" X 0.79" X _
PCRR 4072036	4.7" X 2.36" X _	PCRR 1085078	1.85" X 0.78" X _
PCRR 4032036	4.3" X 2.36" X _	PCRR 1077087	1.77" X 0.87" X _
PCRR 402075	4.0" X 2.75" X _	PCRR 1057075	1.57" X 0.75" X _
PCRR 40204	4.0" X 2.40" X _	PCRR 1025070	1.25" X 0.70" X _
PCRR 305104	3.5" X 1.40" X _	PCRR 10070	1.0" X 0.70" X _
PCRR 30151057	3.15" X 1.57" X _	PCRR 10050	1.0" X 0.50" X _
PCRR 20761026	2.76" X 1.26" X _

Ceramic/Ferrite magnets are available in C-5 and C-8 grades and a variety of thickness.

When inquiring or ordering, please indicate as follows:

C-8, PCRR 60143015, 0.50" thick, magnetized through thickness

We can also custom make parts to your specifications, including different types of arc segments.

You are also welcome to inquire our Alinco, Flexible/Rubber, and Bonded Magnets.

Magnet Specifications

Neodymium-Iron-Boron (Nd-Fe-B) Magnets: Magnetic Properties
GRADE	Residual Induction Br				Coercive Force(bHc)		Intrinsic Coercive Force(iHc)		Energy Product (BH)max
	kGs		T		kOe ≥	kA/m ≥	kOe ≥	kA/m ≥	MGOe		kJ/m³
	Max	Min	Max	Min	kOe ≥	kA/m ≥	kOe ≥	kA/m ≥	Max	Min	Max	Min
N-35	12.5	11.8	1.25	1.18	10.8	859	12	955	36	34	286	270
N-38	13	12.3	1.3	1.23	10.8	859	12	955	39	37	310	294
N-40	13.2	12.6	1.32	1.26	10.5	836	12	955	41	39	326	310
N-42	13.5	13	1.35	1.3	10.5	836	12	955	43	41	342	326
N-45	13.8	13.2	1.38	1.32	10.5	836	11	875	46	44	366	350
N-48	14.1	13.7	1.41	1.37	10.5	836	11	875	49	47	390	373
N-50	14.3	14	1.43	1.4	10.5	836	11	875	51	48	415	388
N-33M	12.2	11.4	1.22	1.14	10.7	851	14	1114	33	31	262	246
N-35M	12.5	11.8	1.25	1.18	11	875	14	1114	36	34	286	270
N-38M	13	12.3	1.3	1.23	11.5	915	14	1114	39	37	310	294
N-42M	13.5	13	1.35	1.3	12	955	14	1114	43	40	342	326
N-45M	13.8	13.2	1.38	1.32	12.2	955	14	1114	46	43	366	350
N-48M	14.1	13.7	1.41	1.37	12.4	950	14	1114	49	46	390	370
N-30H	11.7	10.9	1.17	1.09	10.2	812	17	1353	31	28	246	230
N-33H	12.2	11.4	1.22	1.14	10.7	851	17	1353	33	31	270	246
N-35H	12.5	11.8	1.25	1.18	11	875	17	1353	36	34	286	270
N-38H	13	12.3	1.3	1.23	11.5	915	17	1353	39	36	310	294
N-41H	13.2	12.6	1.32	1.26	11.8	939	16	1273	42	38	334	302
N-45H	13.7	13	1.37	1.3	12.1	963	16	1273	46	43	358	342
N-48H	14.1	13.6	1.41	1.36	12.4	997	16	1273	50	46	370	355
N-30SH	11.7	10.9	1.17	1.09	10.2	812	21	1592	31	28	255	223
N-33SH	12.2	11.4	1.22	1.14	10.7	851	21	1592	34	31	279	247
N-35SH	12.5	11.5	1.25	1.18	11	875	21	1592	36	34	295	279
N-39SH	13	12.5	1.3	1.25	11.6	923	21	1592	40	37	318	312
N-42SH	13.5	13	1.35	1.3	12	955	20	1562	43	39	325	318
N-25UH	10.7	9.8	1.07	0.98	9.8	732	25	1989	27	23	215	183
N-28UH	11.3	10.5	1.13	1.05	10.2	780	25	1989	30	26	239	207
N-30UH	11.7	10.9	1.17	1.09	10.5	812	25	1989	31	28	255	223
N-33UH	12.2	11.7	1.22	1.17	10.7	836	25	1989	34	31	262	246

Nd-Fe-B Magnets : Physical Properties
Grade		N35~N50	33M~48M	33H~48H	30SH~42SH	25UH~33UH
Temperature	Br(%℃)	-0.12	-0.12	-0.12	-0.12	-0.12
Coefficient	iHc(%℃)	-0.60	-0.60	-0.60	-0.60	-0.60
Density (g/cm³)		7.4~7.5	7.4~7.5	7.4~7.5	7.4~7.5	7.4~7.5
Curie Temperature (Tc ℃)		310	320	320~340	320~340	330~350
Vickers Hardness (Hv)		500~600	500~600	500~600	500~600	500~600
Working Temperature (℃)		≤80	≤100	≤120	≤150	≤180

Bonded Nd-Fe-B : Magnetic Properties
	Residual Induction (Br)	Coercive Force (bHc)	Intrinsic Coercive Force (iHc)	Energy Product (BH)max
B-N4	600~700mT	160~240kA/m	240~440kA/m	29~36kJ/m³
B-N4	6000~7000Gs	2000~3000Oe	3000~5500Oe	3.6~4.5MGOe
B-N6	500~600mT	300~360kA/m	640~800kA/m	40~56kJ/m³
B-N6	5000~6000Gs	3800~4500Oe	8000~10000Oe	5~7MGOe
B-N-8	600~670mT	360~440kA/m	640~880kA/m	60~68kJ/m³
B-N-8	6000~6700Gs	4500~5500Oe	8000~11000kA/m	7.5~8.5MGOe
B-N-8H	560~650mT	400~464kA/m	960~1360kA/m	60~72kJ/m³
B-N-8H	5600~6500Gs	5000~5800Oe	13000~17000Oe	7.5~9.0MGOe
B-N10	650~700mT	400~440kA/m	640~880kA/m	68~80kJ/m³
B-N10	6500~7000Gs	5000~5500Oe	8000~11000Oe	8.5~10MGOe
B-N12	700~800mT	416~480kA/m	640~880kA/m	80~96kJ/m³
B-N12	7000~8000Gs	5200~6000Oe	8000~11000Oe	10~12MGOe

Bonded Nd-Fe-B : Physical Properties
Material	Density g/cm³	Brinell Hardness HRB	Temperature Coefficient %	Curie Temperature	Working Temperature	Saturation Magnetizing Force kA/m	Coating цm
B-N4	4.5~5	40~45	-0.1	400	100	1600	20~30
B-N6	5.5~5.8	40~45	-0.1	400	100	1600	20~30
B-N8	5.8~6.0	35~38	-0.1	400	90	2000	20~30
B-N8H	5.6~6.0	35~38	-0.13	305	100	2800	20~30
B-N10	6.0~6.2	35~38	-0.1	360	80	1600	20~30
B-N12	6.2~6.4	35~38	-0.1	360	80	1600	20~30

Samarium-Cobalt (SmCo) : Magnetic Properties
Material	Grade	Residual Induction Br		Coercive Force (bHc)		Intrinsic Coercive Force (iHc)		Energy Product (BH)max
Material	Grade	T	kGs	kA/m	kOe	kA/m	kOe	kJ/m³	MGOe
Sintered SmCo
SmCo 1:5	SmCo-18	0.85	8.5	620	7.8	1350	17	145~150	17~19
	SmCo-20	0.9~0.96	9~9.6	635~717	8.2~9	1194~1513	15~19	150~175	19~22
	SmCo-24	1	10	680	8.5	1195	15	175~190	22~24
	SmCo-26	1.02	10.2	750	9.5	1195	15	195~215	24~26
SmCo2:17	SmCo-24H	0.95~1.02	9.5~10.2	637~732	8~9.2	1433~1990	18~25	195~215	22~24
	SmCo-26H	1.02~1.05	10.2~10.5	748~796	9.4~10	1433~1990	18~25	195~215	24~26
	SmCo-28H	1.05~1.08	10.5~10.8	756~796	9.5~10	1433~1831	18~23	205~220	24~26
	SmCo-30	1.08	10.8	780	9.8	955	15	220~240	28~30
Bonded SmCo
SmCo 1:5	B-SmCo-6	0.4	4	280	3.5	800	10	30~50	4~6
SmCo 1:5	B-SmCo-8	0.5	5	320	4	800	10	50~65	6~8
SmCo2:17	B-SmCo-10	0.6	6	360	4.5	800	10	65~80	8~10
SmCo2:17	B-SmCo-12	0.7	7	400	5	800	10	80~95	10~12

Sintered SmCo : Physical Properties
Material	SmCo 1:5	SmCo 2:17
Temperature Coefficient(Br %℃)	-0.05	-0.03
Curie Temperature(TC ℃)	700~750	800~850
Density (D g/cm³)	8.2~8.4	8.3~8.5
Vickers Hardness(Hv)	400~500	500~600
Working Temperature(℃)	250	350

*The Working Temperature of Bonded SmCo Magnet is 120℃

Cast AlNiCo : Magnetic Properties
Grade		Residual Induction (Br)		Coercive Force (Hc)		Energy Product [(BH)max]
Grade		mT	Gs	kA/m	Gs	kJ/m³	MGOe
AlNiCo-3	LN9	680	3800	30	380	9	1.13
AlNiCo-3	LN10	600	6000	40	500	10	1.2
AlNiCo-2	LNG12	720	7200	45	500	12.4	1.55
AlNiCo-2	LNG13	700	7000	48	600	12.8	1.60
AlNiCo-5	LNG37	1200	12000	48	600	37.0	4.65
	LNG40	1250	12500	48	600	40.0	5.00
	LNG44	1250	12500	52	650	44.0	6.50
AlNiCo-5DG	LNG52	1300	13000	56	700	52.0	6.50
AlNiCo5~7	LNG60	1350	13500	59	740	60.0	7.5
AlNiCo-6	LNGT28	1000	10000	58	720	28.0	3.50
AlNiCo-8HC	LNGT36J	700	7000	140	1750	36.0	4.50
AlNiCo-8	LNGT32	800	8000	100	1250	32.0	4.00
AlNiCo-8	LNGT40	800	8000	110	1380	40.0	5.00
AlNiCo-10	LNGT60	900	9000	110	1380	60.0	7.50
AlNiCo-10	LNGT72	1050	10500	120	1400	72.0	9.00

Cast AlNiCo : Physical Properties
Grade		AlNiCo3	AlNiCo2	AlNiCo5\5DG\5~7	AlNiCo8HC	AlNiCo8	AlNiCo10
Temperature Coefficient	Br (%℃)	-0.03	-0.03	-0.02	-0.02	-0.025	-0.025
Temperature Coefficient	Hc (%℃)	-0.02	-0.02	+0.02	+0.03	+0.02	+0.02
Density(D g/cm³)		6.9	7.0	7.3	7.3	7.3	7.3
Working Temp.(W.T. ℃)		450	450	525	550	550	550
Curie Temp. (T. C. ℃)		810	810	860	860	860	860

Sintered AlNiCo : Magnetic Properties
Grade	Residual Induction		Coercive Force		Intrinsic Coercive Force		Energy Product
	Br		bHc		iHc		(BH)max
	mT	kGs	kA/m	kOe	kA/m	kOe	kJ/m³	MGOe
AlNiCo-3	520	5.2	40	0.5	43	0.54	8~10	1.0~1.25
AlNiCo-4	700	7.0	40	0.5	43	0.54	12~14	1.5~1.75
AlNiCo-5	1100	11.0	50	0.63	51	0.64	34~38	4.3~4.8
AlNiCo-6	1000	10.0	56	0.7	57	0.71	28~30	3.5~4.8
AlNiCo-8HC	650	6.5	136	1.7	150	1.88	31~36	4.15~4.5
AlNiCo-8	800	80	123	1.55	126	1.58	38~42	4.75~5.3

Sintered AlNiCo : Physical Properties
Grade	AlNiCo-3	AlNiCo-4	AlNiCo-5	AlNiCo-6	AlNiCo-8HC	AlNiCo-8
Br Temp. Coefficient %/℃	-0.022	-0.014	-0.02	-0.02	-0.02	-0.02
Curie Temp. ℃	760	810	890	850	850	850
Density g/cm³	6.8	7.0	7.2	7.2	7.2	7.2
Working Temp.	450	450	525	550	550	550

Sintered Ferrite/ Ceramic Magnets : Magnetic Properties
Grade	Residual Induction (Br)		Coercive Force (bHc)		Intrinsic Coercive Force (iHc)		Energy Product [(BH)max]
Grade	mT	kGs	kA/m	kOe	kA/m	kOe	kJ/m³	MGOe
C-1	230	2.3	148	1.86	258	3.5	8.36	1.05
C-5	380	3.8	191	2.4	199	2.5	27	3.4
C-7	340	3.4	258	3.23	318	4.00	21.9	2.75
C-8(=C8A)	385	3.85	235	2.95	242	3.05	27.8	3.5
C-8B	420	4.2	232	2.913	236	2.96	32.8	4.12
C-9	380	3.8	280	3.516	320	4.01	26.4	3.32
C-10	400	4.0	288	3.617	280	3.51	30.4	3.82
C-11	430	4.8	200	2.51	204	2.56	34.4	4.32

Sintered Ferrite/ Ceramic Magnets : Physical Properties
Physical Characteristics	Unit	Value
Recoil Permeability（μ rec）	Gs/Oe	1.05~1.3
Curie Temperature（Tc）	℃	450
Residual Induction Temperature Coefficient (α Br）	℃-1	-0.2%(0~100℃)
Coercive Force Temperature Coefficient（αHc）	℃-1	-0.2%(0~100℃)
Density（D）	g/cm³	4.6~5.1
Electrical Resistance（ρ）	Ωcm	≥10³x10³
Linear Expansion Coefficient（α）	℃	7.15x1/10³x10³
Vickers Hardness（Hv）	--	480~580

Bonded Ferrite : Magnetic Properties
Material Grade	Residual Induction		Coercive Force		Intrinsic Coercive Force		Energy Product
	Br		bHc		iHc		(BH)max
	mT	kGs	kA/m	kOe	kA/m	kOe	kJ/m³	MGOe
YN1T	63~83	0.63~0.83	50~70	0.63~0.88	175~210	2.2~2.64	0.8~1.2	0.1~0.15
YN4H	135~155	1.35~1.55	85~105	1.07~1.32	175~210	2.2~2.64	3.2~4.5	0.4~0.56
YN4TH	150~180	1.5~1.8	95~110	1.18~1.38	180~230	2.26~2.89	3.8~5.5	0.48~0.69
YN6T	180~220	1.8~2.2	110~140	1.28~1.76	175~200	2.2~2.51	5~7	0.63~0.8
YN10	220~240	2.2~2.4	145~165	1.82~2.07	190~225	2.39~2.83	9.2~10.6	1.15~1.33
Y10NH	220~250	2.2~2.5	150~220	1.88~2.51	190~220	2.39~2.76	9.2~11	1.15~1.38
YN11	230~250	2.3~2.5	160~185	2.01~2.32	225~260	2.83~3.27	10~12	1.25~1.5
YN12	240~250	2.4~2.5	140~160	1.76~2.01	200~230	2.51~2.89	11.4~13.6	1.43~1.7
YN13	250~270	2.5~2.7	175~195	2.2~2.45	200~230	2.51~2.89	11.5~14.5	1.44~1.81
YN13H	250~270	2.5~2.7	180~220	2.26~2.51	250~280	3.14~3.52	11.4~14.5	1.44~1.81
YN15	≥270	≥2.8	175~190	2.2~2.39	200~230	2.51~2.89	≥14.5	≥1.81
YN18	290~320	2.9~3.2	155~200	1.95~2.51	160~210	2.01~2.64	16~20	2~2.5

Bonded Ferrite : Physical Properties
Physical Characteristics	Symbol	Unit	Value	Note
Relative Recoil Permeability	μrce	μrce	1.05~1.3
Curie Temperature	Tc	℃	460	-
Residual Induction Temperature Coefficient	αBr	℃ˉ	-02%	0~100℃
Coercive Force Temperature Coefficient	αbHc	℃ˉ	-0.2~0.5%	0~100℃
Density	D	g/cm³	4.5~5.1
Linear Expansion Coefficient	αR	℃ˉ	7~15x10ˉ³x10ˉ³x10ˉ²
Hardness	Hv		480~580

* Magnetic properties can be adjusted to meet customer requirements.

Demagnetization Curves

Please select the types of material appropriate for your applications and email to Pacific Century. We will forward you the right demagnetization curves immediately upon request.

Local: (703) 803-3064

Industrial Magnets

Low cost. High quality. Fast delivery.

SmCo & Nd-Fe-B Magnets

Ceramic / Ferrite Magnets

Neodymium-Iron-Boron (Nd-Fe-B) Magnets: Magnetic Properties

Nd-Fe-B Magnets : Physical Properties

Bonded Nd-Fe-B : Magnetic Properties

Bonded Nd-Fe-B : Physical Properties

Samarium-Cobalt (SmCo) : Magnetic Properties

Sintered SmCo : Physical Properties

Cast AlNiCo : Magnetic Properties

Cast AlNiCo : Physical Properties

Sintered AlNiCo : Magnetic Properties

Sintered AlNiCo : Physical Properties

Sintered Ferrite/ Ceramic Magnets : Magnetic Properties

Sintered Ferrite/ Ceramic Magnets : Physical Properties

Bonded Ferrite : Magnetic Properties

Bonded Ferrite : Physical Properties

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