Tag Archive for Tag: Heavyweight Aggregate

Tag: Heavyweight Aggregate Heavyweight and Lightweight Aggregates

Heavyweight aggregates include magnetite, with a specific gravity S  of 4.3; barite,  S = 4.2; limonite,  S= 3.8; ferrophosphorus,   S=6.3; and steel shot or punchings,   7.6. Such heavyweight aggregates may be used instead of gravel or crushed stone to produce a dense concrete; for example, for shielding of nuclear reactors as specified in ASTM C637. Lightweight Aggregates.

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