magnetics   South Africa

 for all

PERMANENT   MAGNETS *  

LEADING PERMANENT MAGNET SUPPLIERS

Rare Earth, Neodymium, Samarium Cobalt, Sintered & Polymer Bonded Ferrite, 

Cast & Sintered - Alnico  Magnets.

Plain & Coloured, Magnetic sheeting. Adhesive backed  Magnetic strip.

*All materials are sourced, wherever  possible, from licensed international sources


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COMMON PERMANENT MAGNET MATERIALS .   

MATERIAL

COERCIVE FORCE

MAGNETISING  FORCE REQUIRED

NAME

Hc (Oersteds)

Oersteds          

Ampere/Meter [x 10~3]  

Chromium Steel,

60

300

23.9

Tungsten Steel

70

300

23.9

17% Cobalt Steel

180

700

55.7

36% Cobalt Steel

200

1000

79.6

Remalloy (Comol)

250

1000

79.6

Remalloy 2

350

2000

159

Alnico 1 

400

2000

159

Alnico 3  *

460

2500

199

Alcomax l

470

2500

199

+ Alcomax 2

550

3000

239

Alnico 2  *

550

2500

199

+ Cunife

550

2500

199

+ Alnico 5 *

620

3000

239

+ Alcomax 3

650

3000

239

+ Alnico VDG

650

3500

278

Cunico

650

3000

239

Alnico 4 *

700

3500

278

+ Alnico 7  *

700

3500

278

+ Ticonal 700

700

3500

278

+ Alcomax 4

750

4000

318

+ Alnico 6 *

750

4000

318

Permet

800

4000

318

+ Vectolite

900

4000

318

Alnico XII

950

4000

318

Oerstit-1000

960

5000

398

+ Alnico 7I

1100

5000

398

+ Alnico 8 *

1500

6500

517

Platinum-iron

1500

5000

398

+ Ticonal-1500)

1500

6500

519

Barium ferrite (Isotropic) *

1600

12000

955

 + Barium ferrite (Anisotropic)*

2000

10000

796

Silmanal

6000 (Hci)

20000

1592

Elongated single Domain Iron Particles (Lodex Q )

700 - 1200

6000

955

Platinum Cobalt

2500 - 4500

15 to 20,000

1194 to 1592

Cerium, Samarium Cobalt *

3000 -6000

20 to 60,000

1592 to 4775

Neodymium Iron Boron  *

* For the Properties Table

MAGNETIC PROPERTIES TABLES

HTML

 PDF 

* For the Properties Table

+   Depends on Hci of 

 

 

 

MAGNETIC FIELD STRENGTH CONVERTOR
From:
To:
Result:
unitconversion.org

 

 

 

 

 

UNDERTAKING TO CUSTOMERS       We will ALWAYS endeavour to BEAT, or MATCH, any confirmed quotation, for the same size and grade specifications of magnet/s, obtained from a local South African competitor, in both the price, and delivery times.

 

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