粒規格とB4C化學
粒規格とB4C化學元素   | 
                
粒サイズナンバー  | 
                  基本的な粒徑 (um)  | 
                  化學元素  | 
                |
Fe2O3Max. (%)  | 
                  B4C Min. (%)  | 
                ||
60#  | 
                  250  | 
                  ? ? 1.00  | 
                  ? ? 94  | 
                
70#  | 
                  212  | 
                ||
80#  | 
                  180  | 
                ||
90#  | 
                  150  | 
                ||
100#  | 
                  125  | 
                  ? 1.5  | 
                  ? 93  | 
                
120#  | 
                  106  | 
                ||
150#  | 
                  90-75  | 
                ||
180#  | 
                  75-63  | 
                  ? 1.5  | 
                  ? 93  | 
                
220#  | 
                  63-53  | 
                ||
240#  | 
                  63-53  | 
                ||
W63  | 
                  63-50  | 
                  2.00  | 
                  ?90  | 
                
W50  | 
                  50-40  | 
                ||
W40  | 
                  40-28  | 
                ||
W28  | 
                  28-20  | 
                ||
W20  | 
                  20-14  | 
                ||
W14  | 
                  14-10  | 
                ||
W10  | 
                  10-7  | 
                  2.00  | 
                  88  | 
                
W7  | 
                  7-5  | 
                ||
W5  | 
                  5-3.5  | 
                  2.00  | 
                  85  | 
                
W3.5  | 
                  3.5-2.5  | 
                  2.5  | 
                  83  | 
                
10um  | 
                  ≤10um  | 
                  1  | 
                  92  | 
                
325mesh  | 
                  ≤45um  | 
                  1  | 
                  92  | 
                
-100mesh  | 
                  ≤150um  | 
                  1  | 
                  94  | 
                
-200mesh  | 
                  ≤90um  | 
                  1  | 
                  94  | 
                
0-3mm  | 
                  0.5  | 
                  95  | 
                |

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