| 摘要 |
PROBLEM TO BE SOLVED: To provide a coal ash granulated body and a granulated body mixture which can suppress elution of heavy metals for a relatively long period of time.SOLUTION: A coal ash granulated body and a granulated body mixture comprise a heavy metal adsorbent, coal ash, and cement. The heavy metal adsorbent is contained at 5 parts or more by weight and 100 parts or more by weight based on 100 parts by weight the coal ash. The heavy metal adsorbent is a porous body and comprises one or more selected from the group consisting of zeolite, attapulgite, vermiculite, diatomaceous earth, sepiolite, allophane, activated alumina, activated clay, activated carbon, and charcoal powder. |
