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Portland cement

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. It was developed from other types of hydraulic lime in England in the early 19th century by Joseph Aspdin, and is usually made from limestone. It is a fine powder, produced by heating limestone and…

History & Applications

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Overview

History

Composition

Manufacturing

Setting and hardening

Gas diffusion and radon permeability

Use

Types

Safety issues

Environmental effects

Cement plants used for waste disposal or processing

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Map overview Semantic statistics

Portland cement

Nodes160
Edges159
Triples135
Avg. degree1.99
Density0.0125
Components1

How this topic connects Entity context

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Portland cement

Top relations

related to history · 22
Portland cement → Aspdin's, Britain, British, Dorset, Edgar Dobbs, England, French, In, Isle, Its, James Frost, James Parker, John Smeaton, Joseph Aspdin, Louis Vicat, Portland, Roman, Smeaton's Tower, Southwark, The
related to External links · 20
Portland cement → CDC, Cement Company, Chemical Hazards, Concrete Is Remixed With, CountryAlpha The Guaranteed Portland, EFountain, Environment, Henry, Hydraulic Cement, InitiativeA, March, Mind, NIOSH Pocket Guide, Retrieved, Saraburi Province, Smithsonian Institution LibrariesCement Sustainability, Thailand, The New York Times, Trade Literature, World Production
related to White Portland cement · 15
Portland cement → As, As Fe2O3, Cr2O3, Fe2O3, FeO, It, MnO, Obtaining, Other, Portland, The, This, TiO2, White Portland, WOPC
see also · 13
Portland cement → American, American Concrete InstituteCalcium, AustraliaRosendale, Building, Cement Association, Class, Construction, Disused, Lime-rich, Main, New ZealandPortland Cement Works, Portland, Precinct
has effect · 11
Portland cement → CO, Environmental, Equipment, NOx, Portland, Production, SO2, The, The International Energy Agency, There, These
related to Gas diffusion and radon permeability · 8
Portland cement → Although, Bq, Direct, Furthermore, OPC, Ordinary Portland Cement, Portland, The
related to Manufacturing · 8
Portland cement → C2S, C3A, C3S, C4AF, For, LH, Portland, The
related to Use · 8
Portland cement → As, Concrete, In, MPa, Portland, The, These, When
related to EN 197 norm · 7
Portland cement → ASTM, Constituents, EN, Portland, Portland-composite, The European, These
related to ASTM C150 · 6
Portland cement → ASTM C150, Five, It, Portland, The, Type

Important terminology Word statistics

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Important terminology

cement portland used concrete type materials clinker also types limestone use cements high strength water composition low content c3a material

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Portland cementis amost common type of cement in general use around the world as a basic ingredient of concrete0.90text
St Paul's Cathedralinstance ofPortland stone was prized for centuries in British architecture and used in iconic structures0.80text
the British Museum.His son William Aspdin is regarded as the inventor ofinstance ofPortland stone was prized for centuries in British architecture and used in iconic structures0.80text
radoninstance ofconcretes can act as barriers to gases0.80text
with their effectiveness depending on the thickness of the concreteinstance ofconcretes can act as barriers to gases0.80text
its diffusion propertiesinstance ofconcretes can act as barriers to gases0.80text
volcanic ash glassesinstance ofsiliceous or siliceous aluminous materials0.80text
calcined claysinstance ofsiliceous or siliceous aluminous materials0.80text
shaleinstance ofsiliceous or siliceous aluminous materials0.80text
Cr2O3instance ofOther metallic oxides0.80text
lime based mortars as well as timberinstance ofTraditional materials0.80text
earth based construction methods emit significantly less CO2.One approach to reducing clinker content involves synthesising aluminosilicate materials in the laboratory specifically designed to act as supplementary cementitious materialsinstance ofTraditional materials0.80text

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    Min side: 3
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