NdFeB Rare Earth Magnet  
     
  Permanent - Ferrite Magnet  
     
  Plastic & Rubber Magnet  
     
  Alnico  
     
  SmCo  
     
       
     
 
Plastic & rubber magnets are made of bonded ferrite magnet powder, compound rubber and other materials. By extruding, rolling or injecting, the combination can be made into soft, plastic and flexible magnets with different shapes such as strip, coil, sheet, and other complicated shapes. They are widely used in micro motor, fridge, disinfecting cupboard, toy, stationery, ad, etc.
   
       
       
 
1. SmCo5  
Grade
Br
HcJ
HcB
(BH)max
D
%Change per C
Tc
Tw
mT
Gs
KA/m
Oe
KA/m
Oe
KJ/m3
MGOe
g/cm3
%/K
HY120
780
7800
1195
15000
560
7000
110-130
14-16
8.1
-0.04
750
250
HY130
800
8000
1195
15000
575
7200
130-160
16-20
8.2
-0.04
750
250
HY140
820
8200
1195
15000
600
7500
145-175
18-22
8.2
-0.04
750
250
   
       
 
2. Sm2Co17  
Grade
Br
HcJ
HcB
(BH)max
D
%Change per C
Tc
Tw
mT
Gs
KA/m
Oe
KA/m
Oe
KJ/m3
MGOe
g/cm3
%/K
HY185L
960
9600
400
5000
380
4800
165-200
21-25
8.2
-0.03
800
250
HY205L
1020
10200
400
5500
410
5200
200-220
25-28
8.2
-0.03
800
250
HY175L
950
9500
1195
15000
640
80000
160-190
20-24
8.2
-0.03
800
250
HY200H
1000
10000
1195
1500
680
8500
190-224
24-28
8.2
-0.03
800
250
   
       
  * If special method applied, customized properties can be achieved.