Under the premise of ensuring the quality of concrete, early strength agent can greatly shorten its final setting time, make it as early as possible, and then accelerate the turnover of template, save template dosage.…
The spread of the novel coronavirus is taking a direct hit on the operations of airlines in Asia. About 500,000 flights taking off and landing in mainland China have been canceled since January, according to aviation information company Cerium. Touri…
As an admixture, superplasticizer is added to concrete to reduce water consumption and increase the strength of concrete. At present, the high-performance water-reducing agents used in concrete engineering are mainly polycarboxylic acid superplastici…
After the pce superplasticizer is added to the cement, the sodium aluminate and sodium carbonate in its main components react rapidly with the gypsum in the cement to form sodium sulfate in the alkaline solution, so that the gypsum loses its original…
The roble had hit a record low after the West imposed sweeping sanctions on Russia for its aggression in Ukraine. Russia's president recently ordered exports of Russian gas to "unfriendly" countries to be settled in robles. The speaker of Russia's up…
There are many types of lubricants available, from motor oils to special lubricants such as lithium-based lubricants.…
Superplasticizer used in concrete refers to the fact that after mixing, it can reduce the water demand of concrete under the condition of maintaining basically the same fluidity, thereby improving the strength and durability of concrete, or under the…
Concrete water reducing agent is one of the technical ways to reduce the cement dosage, improve the utilization rate of industrial waste residue, and realize the durability and high performance of concrete.…
Zinc sulfide is an inorganic compound with the chemical formula ZnS, which is a white or slightly yellow powder, which becomes darker when exposed to light.…
Recently, covid 19 outbreak spreads in Shanghai, China. There are more than 25,000 new asymptomatic domestic infections every day. China is implementing a dynamic zero-out policy. A leading respiratory expert said the key to COVID-19 prevention and c…
The application of various concrete admixtures can not only improve the performance of concrete, but also promote the development of new concrete technologies, promote the application of industrial by-products in cementitious material systems, and al…
Early strength agent is an admixture which accelerates the development of concrete early strength and has no significant effect on later strength.…