Concrete

Concrete

Referring to an artificial, stonelike material used for various structural purposes, that is made from the drying and hardening of cement.

Industry: Building materials

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Concrete

Cement content

Building materials; Concrete

A quantity of cement contained in a unit volume of concrete or mortar, ordinarily expressed as pounds, barrels, or bags per cubic yard.

Cement gel

Building materials; Concrete

The colloidal gel (glue like) material that makes up the major portion of the porous mass of which hydrated cement paste is composed.

Coarse aggregate

Building materials; Concrete

Naturally occurring, processed or manufactured, inorganic particles in prescribed gradation or size range, the smallest size of which will be retained on the No. 4 (4. 76 mm) sieve.

Cold joint

Building materials; Concrete

A visible line which forms when the placement of concrete is delayed. The concrete in place hardens prior to the next placement of concrete against it.

Colloidal

Building materials; Concrete

A gel-like mass which does not allow the transfer of ions.

Slip form

Building materials; Concrete

A form which is raised or pulled as concrete is placed. Slip forms may move vertically to form walls, stacks, bins or silos, usually of uniform cross section from bottom to top; or a generally ...