Showing 26 article tagged with Concrete
Introduction In the realm of construction, concrete stands as a fundamental material, serving as the backbone for various structures worldwide. Its versatility and strength make it indispensable for…
1. Objective The objective of this protocol is to compare the performance of two water-reducing agents (WRAs) by measuring their effect on initial slump, slump retention over time, and compressive…
Daydream with Novacolor. Close your eyes to see anew. Transforming ideas into reality is about recognizing our desires as attainable. By mindfully observing ourselves, we can dream without limits…
Reinforced concrete silos can fail over their useful lives because of issues related to foundation and soil factors, material, inadequate design, construction factors, silo design codes, seismic…
Waterproofing is applied to both walls and floors of damp and wet rooms as essential for their long-term usability. It is important to ensure substrates remain dry and free from water damage…
Sewage facilities like treatment plants, masonry or concrete channels, and manholes can be seriously damaged due to moisture and attack of aggressive ions. When pores and capillaries are left open for…
Materials used in the waterproofing of drinking water reservoirs must comply with strict requirements. Surfaces in contact with drinking water must be inspected, cleaned, and disinfected at regular…
Although concrete is one of the most durable and stable building materials, it suffers extensive damage from moisture and freeze/thaw cycles. Water penetration can lead to corrosion damages from…
Structural lightweight concrete normally designates concrete, with an air dry density of 1440 kg to 1840 kg/m³ as determined by ASTM 567 - 05 Standard Test Method for Determining Density of Structural…
A growing number of architects and owners are opting for concrete flatworks that resemble slate, brick, tile, stone, or even wood. Stamped concrete creates an illusion of expensive slate or tiles at a…
Silica fume, or silica fume, is a pozzolanic material that reacts with the free lime in concrete to form calcium-silicate hydrates (CSH). The pozzolanic reaction cannot begin before the reaction…
The Batimix range of products includes a number of dry-mix ready to use concrete and mortar products for shotcreting applications for new construction, repair and rehabilitation works, specialty…
Self-consolidating concrete (SCC) is a highly flowable non-segregating mixture that can be placed under its own weight, i.e. with little or no vibration. The need for SCC has grown over recent years…
The development and use of Roller Compacted Concrete (RCC) in the early 1970s caused a major shift in the construction practice of mass concrete dams and locks. This type of concrete has been widely…
Precast concrete is widely used in the construction industry as it provides the distinct advantage of accelerating construction works. It refers to the production of concrete structures, which are…
To be durable, concrete structures should be designed to resist weathering action, chemical attack, abrasion and other degradation processes during their service life with minimal maintenance. These…
Pervious concrete is a high porosity concrete composed of Portland cement, coarse aggregates, water, and admixtures. The combination of these ingredients will produce a hardened material with…
Cement hydration is an exothermic reaction, which results in the release of substantial heat in mass concrete. ACI Committee 116 defines mass concrete as “Any volume of concrete with dimensions large…
Holderchem’s range of industrial flooring materials include long service life products used in heavy-duty environments such as assembly lines, manufacturing environments and warehouses, where high…
Epoxy compounds are often used with concrete because of their excellent adhesive properties, being able to bond most construction materials to concrete. Epoxies have versatile performances pertaining…
Concrete is often chosen as the preferred material in creative design works and to emulate natural materials like limestone, cut-stone, fieldstone, cobblestone, marble, and granite. Although…
Alkali-silica reactivity (ASR) is a reaction that occurs in concrete between soluble alkalis in the cement paste and reactive silica present in certain types of aggregates. It results in the formation…
The aesthetic of building facades is important as it determines the first impression of a residence, office, industry, brand or business. In addition to bringing colors to facades, paints protect them…
Repairing the joints of metal bridges is crucial for ensuring safety and the longevity of the structure. Here are some common methods and recommended products: Repair Methods 1. Inspection and…
The European Union fully introduced all of the European Standards 1504 on 1st January 2009. These Standards define the assessment and diagnostic work required, the necessary products and systems…
Holderchem supplies admixtures for semi-dry concrete products such as paving stones, fresh slabs, masonry blocks, pipes, hollow cores, manholes, etc. Admixtures supplied for concrete blocks and pipes…
