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        2. Brand Number Kinds of Material Qualified Standard of Magnetic Performonce£®Refers to Industrial Standard ST/T10410) Average Size(um) The Water Content of Magnetic Powder(%)
          Br(mT) bHc(KA/M) iHC(KA/M) (BH)max(KJ/m3) Inspect Patterm
          CF7B-1 Barium Ferrite °›138 °›95 °›185 - Blank 1.3-1.6 °‹ 0.5
          °›180 °›112 °›185 °›5.56 Calendaring    
          CF7B-3 Barium Ferrite °›135 °›95 °›180 - Blank 2.2-3.0 °‹ 0.5
          °›175 °›108 °›180 °›5.4 Calendaring    
          CF7S-1 Strontium Ferrite °›135 °›95 °›185 - Calendaring 1.3-1.6 °‹ 0.5
          °›185 °›112 °›185 °›5.58 Calendaring    
          CF7S-3 Strontium Ferrite °›130 °›95 °›180 - Blank 2.2-3.0 °‹ 0.5
          °›180 °›110 °›180 °›5.48 Calendaring    
          Note:The Product of our company is suuperior to industrial standard
          Can make Product in different specifications and performances according to the real need of the customers.


          PARAMETER VALUE SPECIFICATION
          MIN MAX
          °°°°Fe2O3 99.130% 98.800 100.00
          °°°°Al2O3 0.100%   0.100
          °°°°MgO 0.020%    
          °°°°MnO 0.490%    
          °°°°CaO 0.045%    
          °°°°Cr2O3 0.051%    
          °°°°CuO 0.013%    
          °°°°Na2O 0.011%   0.040
          °°°°NiO 0.013%    
          °°°°P2O5 0.043%    
          °°°°SiO2 0.078%   0.080
          °°°°Chloride 0.140%   0.200
          °°°°Moisture Content 0.300%   0.500
          °°°°Average Particle Size 0.750 micron 0.500 1.000
          °°°°Specific Surface Area(BET) 4.510 m2/g 2.750  
          °°°°Average Bulk Density 0.510 g/cm3 0.400 0.600

           

          亚洲国产黄色电影

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