| 
            
            
               
                
                  
                    
                        
                           | 
                         
                        
                           | 
                         
                        
                          | Most Used national standard - SJ285-77 permanent  ferrite magnet standard | 
                         
                        
                          
                              
                                Grade  | 
                                Br  | 
                                Hcb  | 
                                Hcj  | 
                                BHmax  | 
                               
                              
                                kGs  | 
                                mT  | 
                                kOe  | 
                                kA/m  | 
                                kOe  | 
                                kA/m  | 
                                KJ/m3  | 
                                MGOe  | 
                               
                              
                                Y10T(=C1)   | 
                                2.00/2.18   | 
                                200/218   | 
                                1.57/1.82   | 
                                125/145   | 
                                2.64/3.14   | 
                                210/250   | 
                                6.5/8.0   | 
                                0.8/1.0   | 
                               
                              
                                Y25   | 
                                3.60/3.70   | 
                                360/370   | 
                                1.70/1.88   | 
                                135/150  | 
                                1.76/2.14   | 
                                140/170   | 
                                22.5/25.3   | 
                                2.8/3.2   | 
                               
                              
                                Y30(=C5)   | 
                                3.80/3.85   | 
                                380/385   | 
                                2.40/2.64   | 
                                191/210  | 
                                2.50/2.51   | 
                                199/220   | 
                                26.0/28   | 
                                3.4/3.7   | 
                               
                              
                                Y30BH   | 
                                3.80/3.90   | 
                                380/390   | 
                                2.80/2.95   | 
                                223/235  | 
                                2.90/3.08   | 
                                231/245   | 
                                27.0/30.0   | 
                                3.4/3.7   | 
                               
                              
                                Y33   | 
                                4.10/4.20   | 
                                410/420   | 
                                2.77/2.95   | 
                                220/235  | 
                                2.83/3.01   | 
                                225/240   | 
                                31.5/33.0   | 
                                4.0/4.2   | 
                               
                              
                                Y35   | 
                                4.00/4.10   | 
                                400/410   | 
                                2.20/2.45   | 
                                175/195  | 
                                2.26/2.51   | 
                                180/200   | 
                                30.0/32.0   | 
                                3.8/4.0   | 
                               
                              
                                C8(=C8A)   | 
                                3.85/3.90   | 
                                385/390   | 
                                2.95/3.20   | 
                                235/255  | 
                                3.05/3.33   | 
                                242/265   | 
                                27.8/30.0   | 
                                3.5/3.7   | 
                               
                              
                                C10   | 
                                4.00/4.10   | 
                                400/410   | 
                                3.62/3.77   | 
                                288/300  | 
                                3.51/3.60   | 
                                280/287   | 
                                30.4/31.9   | 
                                3.8/4.0   | 
                               
                            | 
                         
                        
                          | USA standard - permanent ferrite magnet industry  standard of USA | 
                         
                        
                          
                              
                                Grade  | 
                                Br  | 
                                Hcb  | 
                                Hcj  | 
                                BHmax  | 
                                Density  | 
                                Tw Max  | 
                                Remark   | 
                               
                              
                                kGs  | 
                                mT  | 
                                kOe  | 
                                kA/m  | 
                                kOe  | 
                                kA/m  | 
                                KJ/m3  | 
                                MGOe  | 
                                g/cm3  | 
                                ℃   | 
                               
                              
                                C1   | 
                                2.3  | 
                                230  | 
                                1.86  | 
                                150  | 
                                3.5  | 
                                258  | 
                                8.36  | 
                                1.05  | 
                                4.8  | 
                                250  | 
                                Isotropic   | 
                               
                              
                                C5  | 
                                3.8  | 
                                380  | 
                                2.4  | 
                                190  | 
                                2.5  | 
                                200  | 
                                27.1  | 
                                3.4  | 
                                4.9  | 
                                250  | 
                               
                              
                                C7  | 
                                3.4  | 
                                340  | 
                                3.23  | 
                                258  | 
                                4.0  | 
                                318  | 
                                21.9  | 
                                2.75  | 
                                4.9  | 
                                250  | 
                               
                              
                                C8(C8A)  | 
                                3.85  | 
                                385  | 
                                2.95  | 
                                235  | 
                                3.0  | 
                                240  | 
                                27.8  | 
                                3.5  | 
                                4.9  | 
                                250  | 
                                Anisotropic   | 
                               
                              
                                C8B  | 
                                4.2  | 
                                420  | 
                                2.9  | 
                                232  | 
                                2.96  | 
                                236  | 
                                32.8  | 
                                4.1  | 
                                4.9  | 
                                250  | 
                               
                              
                                C9  | 
                                3.8  | 
                                380  | 
                                3.5  | 
                                280  | 
                                4.0  | 
                                320  | 
                                26.4  | 
                                3.3  | 
                                4.9  | 
                                250  | 
                               
                              
                                C10  | 
                                4.0  | 
                                400  | 
                                3.6  | 
                                288  | 
                                3.5  | 
                                280  | 
                                30.4   | 
                                3.8   | 
                                4.9   | 
                                250   | 
                               
                              
                                C11  | 
                                4.3  | 
                                430  | 
                                2.5  | 
                                200  | 
                                2.55  | 
                                204  | 
                                34.4   | 
                                4.3   | 
                                4.9   | 
                                250   | 
                               
                            | 
                         
                        
                          | China standard -SJ/T10410 2000 permanent ferrite magnet standard | 
                         
                        
                          
                              
                                Grade   | 
                                Br   | 
                                Hcb   | 
                                Hcj   | 
                                BHmax   | 
                               
                              
                                kGs   | 
                                mT   | 
                                kOe   | 
                                kA/m   | 
                                kOe   | 
                                kA/m   | 
                                KJ/m3   | 
                                MGOe   | 
                               
                              
                                Y8T   | 
                                 2.0   | 
                                200~235   | 
                                 1.57   | 
                                125~160   | 
                                 2.61   | 
                                210~280   | 
                                6.5~9.5   | 
                                 0.8   | 
                               
                              
                                Y22H   | 
                                 3.1   | 
                                310~360   | 
                                 2.77   | 
                                220~250   | 
                                 3.52   | 
                                280~320   | 
                                20.0~24.0   | 
                                 2.5   | 
                               
                              
                                Y25   | 
                                 3.6   | 
                                360~400   | 
                                 1.7   | 
                                135~170   | 
                                 1.76   | 
                                140~200   | 
                                22.5~28.0   | 
                                 2.8   | 
                               
                              
                                Y26H-1   | 
                                 3.6   | 
                                360~390   | 
                                 2.51   | 
                                220~250   | 
                                 2.83   | 
                                225~255   | 
                                23.0~28.0   | 
                                 2.9   | 
                               
                              
                                Y26H-2   | 
                                 3.6   | 
                                360-380   | 
                                 3.3   | 
                                263-288   | 
                                 4.0   | 
                                318-350   | 
                                24.0-28.0   | 
                                 3.0   | 
                               
                              
                                Y27H   | 
                                 3.5   | 
                                370~400   | 
                                 2.83   | 
                                225-240   | 
                                 2.95   | 
                                235-260   | 
                                25.0~29.0   | 
                                 3.1   | 
                               
                              
                                Y28   | 
                                 3.7   | 
                                370-400   | 
                                 2.2   | 
                                175-210   | 
                                 2.26   | 
                                180-220   | 
                                26.0-30.0   | 
                                 3.3   | 
                               
                              
                                Y28H-1   | 
                                 3.8   | 
                                380-400   | 
                                 30.2   | 
                                240-260   | 
                                 3.14   | 
                                250-280   | 
                                27.0-30.0   | 
                                 3.1   | 
                               
                              
                                Y28H-2   | 
                                 3.6   | 
                                360-380   | 
                                 3.4   | 
                                271-295   | 
                                 | 
                                382-405   | 
                                26.0-30.0   | 
                                 3.3   | 
                               
                              
                                Y30   | 
                                3.7~4.0   | 
                                370~400   | 
                                2.20~2.64   | 
                                175~210   | 
                                2.26~2.77   | 
                                180~220   | 
                                26.0~30.0   | 
                                3.3~3.8   | 
                               
                              
                                Y30H-1   | 
                                 3.8   | 
                                380~400   | 
                                 2.89   | 
                                230-275   | 
                                 2.95   | 
                                235-290   | 
                                27.0~32.5   | 
                                 3.4   | 
                               
                              
                                Y30H-2   | 
                                 3.95   | 
                                395-415   | 
                                 3.46   | 
                                275-300   | 
                                 3.9   | 
                                310-335   | 
                                27.0~32.0   | 
                                 3.4   | 
                               
                              
                                Y32   | 
                                 4.0   | 
                                400~420   | 
                                 2.01   | 
                                160~190   | 
                                 2.07   | 
                                165~195   | 
                                30.0~33.5   | 
                                 3.8   | 
                               
                              
                                Y32H-1   | 
                                 4.0   | 
                                400-420   | 
                                 2.39   | 
                                190-230   | 
                                 2.89   | 
                                230-250   | 
                                34.5-35.0   | 
                                 4.0   | 
                               
                              
                                Y32H-2   | 
                                 4.0   | 
                                400-440   | 
                                 2.81   | 
                                224-240   | 
                                 2.89   | 
                                230-250   | 
                                31.0-34.0   | 
                                 3.9   | 
                               
                              
                                Y33   | 
                                 4.1   | 
                                410~430   | 
                                 2.76   | 
                                220~250   | 
                                 2.83   | 
                                225~255   | 
                                31.5~35.0   | 
                                 4.0   | 
                               
                              
                                Y33H   | 
                                 4.1   | 
                                410-430   | 
                                 3.14   | 
                                250-270   | 
                                 3.14   | 
                                250-275   | 
                                31.5-35.0   | 
                                 4.0   | 
                               
                              
                                Y34   | 
                                 4.2   | 
                                420-440   | 
                                 2.51   | 
                                200-230   | 
                                 2.58   | 
                                205-235   | 
                                32.5-36.0   | 
                                 4.1   | 
                               
                              
                                Y35   | 
                                 4.3   | 
                                430-450   | 
                                 2.7   | 
                                215-239   | 
                                 2.73   | 
                                217-242   | 
                                33.1-33.2   | 
                                 4.2   | 
                               
                           
                             | 
                         
                        
                      | 
                     | 
                   
                 
                  
                    
                      
                        
                          Grade  | 
                          Composition  | 
                          Br  | 
                          Hcb  | 
                          Hcj  | 
                          BHmax  | 
                         
                        
                          kGs  | 
                          mT  | 
                          kOe  | 
                          kA/m  | 
                          kOe  | 
                          kA/m  | 
                          KJ/m3  | 
                          MGOe | 
                         
                        
                          FB40  | 
                          SrO6Fe2O3  | 
                          <SPAN lang=EN-US    style="FONT-SIZE: 8pt; FONT-FAMILY: Arial">4.1+/-10  | 
                          410+/-10  | 
                          2.95+/-0.15  | 
                          234.8+/-11.9  | 
                          3.0+/-0.2  | 
                          238.7+/-15.9  | 
                          31.4+/-1.6  | 
                          3.95+/-0.2 | 
                         
                        
                          FB3N  | 
                          SrO6Fe2O3  | 
                          3.95+/-15  | 
                          395+/-15  | 
                          2.95+/-0.15  | 
                          234.8+/-11.9  | 
                          3.0+/-0.2  | 
                          238.7+/-15.9  | 
                          28.7+/-2.4  | 
                          3.6+/-0.3 | 
                         
                        
                          FB3G  | 
                          SrO6Fe2O3  | 
                          3.75+/-15  | 
                          375+/-15  | 
                          3.2+/-0.2  | 
                          254.6+/-15.9  | 
                          3.4+/-0.25  | 
                          270.6+/-19.9  | 
                          25.9+/-2.4  | 
                          3.25+/-0.3 | 
                         
                        
                          FB3X  | 
                          SrO6Fe2O3  | 
                          3.75+/-15  | 
                          375+/-15  | 
                          2.95+/-0.15  | 
                          234.8+/-11.9  | 
                          3.0+/-0.2  | 
                          238.7+/-15.9  | 
                          25.9+/-2.4  | 
                          3.25+/-0.3 | 
                         
                        
                          FB1A  | 
                          SrO6Fe2O3  | 
                          2.20+/-15  | 
                          220+/-15  | 
                          2.0+/-0.2  | 
                          159.2+/-15.9  | 
                          3.25+/-0.25  | 
                          258.6+/-19.9  | 
                          8.9+/-1.6  | 
                          1.1+/-0.2 | 
                         
                        
                          FB5H  | 
                          SrO6Fe2O3  | 
                          4.05+/-15  | 
                          405+/-15  | 
                          3.75+/-0.15  | 
                          298.4+/-11.9  | 
                          4.05+/-0.15  | 
                          322.3+/-11.9  | 
                          31.1+/-1.6  | 
                          3.9+/-0.2 | 
                         
                        
                          FB4X  | 
                          SrO6Fe2O3  | 
                          4.20+/-10  | 
                          420+/-10  | 
                          2.95+/-0.15  | 
                          234.8+/-11.9  | 
                          3.0+/-0.2  | 
                          238.7+/-15.9  | 
                          33.4+/-1.6  | 
                          4.2+/-0.2 | 
                         
                        
                          FB4B  | 
                          SrO6Fe2O3  | 
                          4.00+/-10  | 
                          400+/-10  | 
                          3.2+/-0.2  | 
                          254.6+/-11.9  | 
                          3.3+/-0.25  | 
                          262.6+/-19.9  | 
                          30.3+/-1.6  | 
                          3.8+/-0.2 | 
                         
                        
                          FB4A  | 
                          SrO/BaO6Fe2O3  | 
                          4.10+/-10  | 
                          410+/-10  | 
                          2.2+/-0.2  | 
                          175.1+/-15.9  | 
                          2.22+/-0.2  | 
                          176.7+/-15.9  | 
                          31.8+/-1.6  | 
                          4.0+/-0.2 | 
                         
                        
                          FBGN  | 
                          SrO6Fe2O3  | 
                          4.40+/-10  | 
                          440+/-10  | 
                          3.25+/-0.15  | 
                          258.6+/-11.9  | 
                          3.3+/-0.15  | 
                          262.6+/-11.9  | 
                          36.7+/-1.6  | 
                          4.6+/-0.2 | 
                         
                        
                          FB6B  | 
                          SrO6Fe2O3  | 
                          4.20+/-10  | 
                          420+/-10  | 
                          3.8+/-0.15  | 
                          302.4+/-11.9  | 
                          4.0+/-0.15  | 
                          318.3+/-11.9  | 
                          33.4+/-1.6  | 
                          4.2+/-0.2 | 
                         
                        
                          FB6H  | 
                          SrO6Fe2O3  | 
                          4.00+/-10  | 
                          400+/-10  | 
                          3.8+/-0.15  | 
                          302.4+/-11.9  | 
                          4.5+/-0.15  | 
                          358.1+/-11.9  | 
                          30.3+/-1.6  | 
                          3.8+/-0.2 | 
                         
                        
                          FB6E  | 
                          SrO6Fe2O3  | 
                          3.80+/-10  | 
                          380+/-10  | 
                          3.65+/-0.15  | 
                          290.5+/-11.9  | 
                          4.95+/-0.15  | 
                          393.9+/-11.9  | 
                          27.5+/-1.6  | 
                          3.45+/-0.2 | 
                         
                        
                          FB5N  | 
                          SrO6Fe2O3  | 
                          4.40+/-10  | 
                          440+/-10  | 
                          2.85+/-0.15  | 
                          256.8+/-11.9  | 
                          2.88+/-0.15  | 
                          2259.2+/-11.9  | 
                          36.7+/-1.6  | 
                          4.6+/-0.2 | 
                         
                        
                          FB5B  | 
                          SrO6Fe2O3  | 
                          4.20+/-10  | 
                          420+/-10  | 
                          3.3+/-0.15  | 
                          262.6+/-11.9  | 
                          3.35+/-0.15  | 
                          266.6+/-11.9  | 
                          33.4+/-1.6  | 
                          4.2+/-0.2 | 
                         
                        | 
                     
                   
                   | 
               
               
                 
                  
                     
                      |  
                                               | 
                     
                     
                      |   | 
                        
                        E-mail: good@china--magnet.com  
                         
                        Head Office  
                        Room No. 705-707, Tower A Century Holiday Plaza,  No. 9030 Shennan Rd., OCT, Nanshan District, Shenzhen , China . 
                                                Tel: (86)755 26923096 
                      Fax: (86)755 26915592 | 
                     
                     
                      |   | 
                       
                          
                           
                           alnico magnet 
                          Copyright 2012 China Rare Earth Magnet Limited  Stone Rich Sight. All Rights Reserved 
                                                | 
                     
                                    | 
               
             
             |