Showing 20 article tagged with Admixtures
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…
The carbon removal technology in ready-mix concrete refers to innovative approaches and processes that aim to reduce or eliminate the carbon footprint associated with the production and use of…
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…
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…
Below is a Production of Foam Cell Concrete Guide using Batimix Cell 645 Admixture in a Batching Plant 1. Introduction Foam cell concrete, also known as cellular lightweight concrete (CLC), is a…
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…
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…
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…
