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White concrete usually takes the form of pre-cast cladding panels, since it is not economical to use white cement for structural purposes. White Portland cement is also used in combination with inorganic pigments to produce brightly colored concretes and mortars. Ordinary cement, when used with pigments, produces colors that may be attractive ...
Bags of portland cement wrapped and stacked on a pallet. Blue Circle Southern Cement works near Berrima, New South Wales, Australia.. Portland cement is the most common type of cement in general use around the world as a basic ingredient of concrete, mortar, stucco, and non-specialty grout.
The resulting hard substance, called 'clinker', is then ground with a small amount of gypsum (CaSO 4 ·2H 2 O) into a powder to make ordinary Portland cement, the most commonly used type of cement (often referred to as OPC). Portland cement is a basic ingredient of concrete, mortar, and most non-specialty grout. The most common use for Portland ...
Portland cement is the most common type of cement and is a general purpose cement. The product is made with a combination of calcium, silicon, aluminum, iron, and other ingredients. It was first ...
Many types of pre-mixed concrete are available which include powdered cement mixed with an aggregate, needing only water. [citation needed] Typically, a batch of concrete can be made by using 1 part Portland cement, 2 parts dry sand, 3 parts dry stone, 1/2 part water. The parts are in terms of weight – not volume.
Cement paste, most commonly made of Portland cement, is the most prevalent kind of concrete binder. For cementitious binders, water is mixed with the dry cement powder and aggregate, which produces a semi-liquid slurry (paste) that can be shaped, typically by pouring it into a form.
The types and amounts of cement produced in 2015 were: Portland cement 80.4 million tons; Masonry cement 2.4 million tons; Other hydraulic cement 0.6 million tons; Cement production is predominantly portland cement, which is mostly used in concrete. Cement for concrete is an essential material for construction, and demand is a function of ...
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