均匀滤料石英砂粒径规格（毫米）主要化学成分（%）粒径级配集中率盐酸可溶率机械强度D80D10k80比重容量>900.45-0.698.90.03<3>1210kg/cm20.60.4651.282.671.85>900.6-0.898.90.03<3>1210kg/cm20.7650.6351.202.671.85>900.8-1.098.90.03<3>1210kg/cm20.970.8451.142.671.85>900.8-1.298.90.03<3>1210kg/cm21.150.851.122.671.85>901.0-1.2598.90.03<3.5>1210kg/cm21.1951.0151.162.671.85>901.25-1.698.90.03<3.5>1234kg/cm21.551.311.192.671.85>90)