制备的多孔陶粒烧成温度为1120～1140℃,其原料由28％～32％城市污泥、32％～35％万年铅锌尾矿、6％～9％絮凝污泥、8％～10％粉煤灰、18％～21％废树脂组成.该陶粒吸水率为53.2％,显气孔率为59.13％,体积密度为1.16g/m3,抗压强度为1.52 MPa,耐酸性为98.1％,耐碱性为98.7％.%Porous ceramic filler was prepared using waste resin 18%～21%, municipal sewage sludge 28%～32%, Wannian lead-zinc tailings 32%～35%, flocculation sludge 6%～9%, fly ash 8%～10% as the main raw material, and the calcination temperature of 1120-1140 ℃, the holding time for 30 min. The porous ceramic filler performance of water absorption was 53.2%, porosity was 59.13%, bulk density was 1.16 g/m3, compressive strength was 1.52 MPa, acid resistance was 98.1% and alkali resistance was 98.7%.
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