Factors affecting the effect of concrete superplasticizer
Admixtures that can greatly reduce the amount of mixing water under the condition that the slump of concrete is basically the same are called superplasticizers.…
Admixtures that can greatly reduce the amount of mixing water under the condition that the slump of concrete is basically the same are called superplasticizers.…
Concrete is the main raw material of modern construction engineering, and it is welcomed because of its high strength and long service life.…
Mortar early strength agent is an important mortar additive, which has an important influence on the performance of mortar. it can improve construction efficiency and save construction cost.…
Amid criticism of the switch to coal power in many European countries, Makarov of the NGO Climate Action Network said switching back to fossil fuels was "a bad choice" that would have structural consequences. "The current risk is to replace one depen…
Cement foaming machine needs auxiliary test machine to help achieve better foaming effect in construction application. Cement foaming agent is a chemical admixture, which is added to cement. Compensate for shrinkage and tension of steel bars to produ…
Concrete is a mixture of a graded aggregate, sand, water, and cement. It is necessary to study the influence of concrete components on the effect of the high-efficient superplasticizer in order to give full play to their due effect.…
Adding high-efficient water reducing agent is the most direct and effective means to adjust and optimize the ratio of concrete and improve and strengthen the properties of concrete, which can meet the requirements of most concrete construction at pre…
To study the problem of collapse mode cracking in the cast-in-place foam concrete wall, using ordinary Portland cement, fly ash, and self-made composite foaming agent as the primary raw materials, the admixtures (there are two kinds of admixtures) we…
New materials for a sustainable future you should know about the electrical conductivity of silicon nitride. Historically, knowledge and the production of new materials electrical conductivity of silicon nitride have contributed to human and social p…
Cottonfutures are at their highest level in about a decade The mostactive cotton futures on the Intercontinental Exchange closed up 3.8 percent at$1.09 a pound on Tuesday, keeping prices at their highest level since September2011. Gold is up 22% over…
Xiaomiextends the life cycle of mobile phones ; what kinds of effects will this bringto lg x charge lcd screen industry? AfterXiaomi moves towards internationalization, there are still users who havedoubts about the update of its mobile phone system.…
Apple is appealing the Epic Games ruling it originallycalled a ‘resounding victory’ Apple has appealed Epic Epic trial, which could costbillions of dollars and partial control of the App Store. While Apple largelywon the case (the company even called…
As a new type of manufacturing technology, 3D printing has shown very broad application prospects, and has shown a strong development momentum in more fields.…
Following the progress in Russia-Ukraine peace talks, the gold price fell more than 1% the next day, hitting its lowest in a month, and palladium prices briefly tumbled by nearly 9%."We have seen metal prices going into free fall when the Russia-Ukra…
According to British media reports, researchers have recently developed a smart contact lens that enables the wearer to have "infrared night vision". Sandwiching graphene between the lenses allowed the construction of a sensor with the abil...…