粒度对照表ParticleSizeConversionChartB.S.SMESHA.S.T.M.MESHTYLERMESHI.S.SMESHMICRONINMM455—40004.0067728028122.81810920020572.0510121017016801.6812141215014051.4014161412012401.2016181610010031.00182020858500.85222524707100.71303532505000.50364035404200.42444542353550.35525048303000.30606060252500.25727065202100.21858080181800.18100100100151500.15120120115121250.12150140150101050.101701701709900.092002002008750.0752402302506630.0633002702705530.0533503253254450.045400400400—370.037500500500—250.025625625625—200.020英国标准筛目数对照美国标准筛目数对照泰勒标准筛目数对照国际标准筛目数对照微米对照毫米对照每英寸上有多少孔数就是多少目，筛目与孔径之间关系：率孔直径（mm)=16/1英寸孔数1英寸=2.540厘米
