Portland cement

lordaugustLondon: The Great Stink of 1858

65nodes97rels

Overview Graph Paths Articles Timeline Map Tree Communities Resources

Portland cement. 11 connected concepts: Portland stone (related to), Calcination (related to), Mortar (masonry) (related to), Limestone (related to), Cement clinker (related to), Concrete (related to), Cement (related to), Joseph Aspdin (related to), Civil engineering (related to), Joseph Bazalgette (related to), London sewer system (related to).

100%

Also known as: OPC

Community · Portland cement

Key points5

Developed in England during the early 19th century by Joseph Aspdin.
Produced by grinding clinker with a small addition of gypsum.
Functions as the primary binder in concrete, mortar, and stucco.
Commonly manufactured using limestone and clay minerals as raw materials.
Available in multiple varieties, including the standard grey ordinary Portland cement and white Portland cement.

Summary

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 clay minerals in a kiln to form clinker.

69 words

Connections11

Related toConcrete100%
Primary application and composite material
Portland cement serves as the essential binding agent that, when mixed with water and aggregates, creates concrete, the most widely used construction material globally.
SourcesWikipedia Wikidata Wikipedia Wikidata
Related toJoseph Aspdin100%
Inventor of Portland cement
He was an English bricklayer who patented the process for manufacturing Portland cement in 1824, naming it after the high-quality Portland stone.
SourcesWikipedia Wikidata Wikipedia Wikidata
Related toPortland stone95%
Etymological origin
The name 'Portland' was chosen by Joseph Aspdin because the hardened cement resembled the prestigious Portland stone quarried on the Isle of Portland.
SourcesWikipedia Wikidata Wikipedia Wikidata
Related toLimestone95%
Primary raw material
Limestone provides the calcium carbonate necessary for the chemical reactions that occur during the high-temperature kiln process of cement production.
SourcesWikipedia Wikidata Wikipedia Wikidata
Related toCement clinker95%
Intermediate product in manufacturing
Clinker is the nodular material produced by heating limestone and clay in a kiln, which is then ground into a fine powder to produce Portland cement.
SourcesWikipedia Wikidata Wikipedia Wikidata
Related toCement95%
Precursor and technical category
Portland cement is a type of hydraulic cement that hardens by reacting with water, a property that distinguishes it from non-hydraulic cements like lime.
SourcesWikipedia Wikidata Wikipedia Wikidata
Related toJoseph Bazalgette95%
Key historical user
As the chief engineer of the Metropolitan Board of Works, Bazalgette pioneered the large-scale use of Portland cement in his massive London sewer infrastructure projects.
SourcesWikipedia Wikidata Wikipedia Wikidata
Related toCalcination90%
Core chemical process
Calcination is the thermal treatment process used in cement kilns to decompose limestone into lime, a critical step in creating the reactive components of cement.
SourcesWikipedia Wikidata Wikipedia Wikidata
Related toMortar (masonry)90%
Common construction application
Portland cement is a key ingredient in mortar, which is used to bind bricks, stones, and other masonry units together in construction projects.
SourcesWikipedia Wikidata Wikipedia Wikidata
Related toCivil engineering90%
Primary field of application
Portland cement is the foundational material that enabled modern civil engineering, allowing for the construction of durable bridges, tunnels, and urban infrastructure.
SourcesWikipedia Wikidata Wikipedia Wikidata
Related toLondon sewer system90%
material innovation enabling the sewer construction
Bazalgette pioneered the use of Portland cement in the sewer construction, which provided the necessary strength and durability for the massive brick tunnels.
SourcesWikipedia Wikidata Wikipedia Wikidata

Overview

Portland cement serves as the fundamental binding agent in modern construction, acting as the primary ingredient for concrete, mortar, and stucco. Developed in the early 19th century, it represents a significant evolution from traditional hydraulic lime, offering superior strength and reliability for structural applications.

Blue Circle Southern Cement works near Berrima, New South Wales, AustraliaWikimedia Commons: File:BlueCircleSouthernCementBerrimaNSW.JPG

A 10 MW cement mill, producing cement at 270 tonnes per hour.Wikimedia Commons

Used tyres being fed to a pair of cement kilnsWikimedia Commons

The manufacturing process involves heating a mixture of limestone and clay minerals in a kiln to create an intermediary product known as clinker. This clinker is subsequently ground into a fine powder and blended with a small percentage of gypsum, which regulates the setting time of the final product. While the most common variety is grey, specialized versions like white Portland cement are also produced for architectural purposes.

112 words

SourcesWikipedia

Facts