雷蒙機加工的產(chǎn)品粒度的計量單位,傳統(tǒng)采用:"目"與"毫米"對照如下表:
正方篩孔篩網(wǎng)換算表（相當(dāng)于美國泰勒篩號）
篩孔數(shù)/英寸(目數(shù)) 篩孔凈寬(毫米)
- -
   5                        3.962
   6                        3.327
   7                        2.794
   8                        2.362
   9                        1.981
  10                       1.651
  12                       1.391
  14                       1.168
  16                       0.991
  20                       0.893
  24                       0.701
  28                       0.589
  32                       0.495
  35                       0.471
  42                       0.351
  48                       0.295
  60                       0.246
  65                       0.208
  80                       0.175
 100                      0.147
 115                      0.124
 150                      0.104
 170                      0.089
 200                      0.061
 270                      0.053
 320                      0.043
注: 通常所稱“目”系指每英寸長度內(nèi)的孔數(shù)
   通常所稱“孔”系指每平方厘米內(nèi)的孔數(shù)
   400目----------38μm 
   800目----------19μm
  1200目----------12μm