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Lightweight fly ash aggregate machinery

Dec 10, 2019 Preparation of lightweight aggregates from fly ash. Fly ash (FA-ECJ or FA-EJ) and clay (BC) were mixed in two weight ratios − 9:1 and 4:1 (10 and 20% of beidellitic clay addition). The decision to use this amount of BC is the result of the policy of sustainable use of natural non-renewable resources relying on using a maximum amount of waste

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