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  2. Insulating concrete form - Wikipedia

    en.wikipedia.org/wiki/Insulating_concrete_form

    Insulating concrete form. Insulating concrete form or insulated concrete form (ICF) is a system of formwork for reinforced concrete usually made with a rigid thermal insulation that stays in place as a permanent interior and exterior substrate for walls, floors, and roofs. The forms are interlocking modular units that are dry-stacked (without ...

  3. Cast-in-place concrete - Wikipedia

    en.wikipedia.org/wiki/Cast-in-place_concrete

    Cast-in-place concrete. Animation depicting construction of multi-story building using aluminum handset formwork. Cast-in-place concrete or Cast-in-situ concrete is a technology of construction of buildings where walls and slabs of the buildings are cast at the site in formwork. [1] This differs from precast concrete technology where slabs are ...

  4. Formwork - Wikipedia

    en.wikipedia.org/wiki/Formwork

    Formwork. Animation depicting construction of multi-story building using aluminum handset formwork. Modular steel frame formwork for a foundation. Rebar has been stubbed up out of the concrete slab to form the base of future columns. Timber formwork for a concrete column. Adjustable metal screw jacks both stabilize and plumb the form.

  5. Aluminium - Wikipedia

    en.wikipedia.org/wiki/Aluminium

    Aluminium ( Aluminum in North American English) is a chemical element; it has symbol Al and atomic number 13. Aluminium has a density lower than that of other common metals, about one-third that of steel. It has a great affinity towards oxygen, forming a protective layer of oxide on the surface when exposed to air.

  6. Calcium aluminate cements - Wikipedia

    en.wikipedia.org/wiki/Calcium_aluminate_cements

    ALAG (ALuminous AGgregate) is a synthetic calcium aluminate aggregate manufactured by the fusion of bauxite and limestone into a partially re-crystallized aggregate of approximately 40% alumina. It is essentially Fondu clinker, crushed and sized into grades commonly needed by concrete and castable formulators.

  7. Concrete - Wikipedia

    en.wikipedia.org/wiki/Concrete

    Concrete is a composite material composed of aggregate bonded together with a fluid cement that cures to a solid over time. Concrete is the second-most-used substance in the world after water, [1] and is the most widely used building material. [2] Its usage worldwide, ton for ton, is twice that of steel, wood, plastics, and aluminium combined.

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