What should be paid attention to when using concrete admixtures(2)?
In the process of concrete mixing, the mixing method of admixture has a great influence on the effect of admixture.…
In the process of concrete mixing, the mixing method of admixture has a great influence on the effect of admixture.…
Nano thermal insulation coating can be used to absorb ultraviolet rays in sunlight and is often used in current decoration buildings.…
Admixtures can be used for almost all kinds of concrete, but suitable admixtures must be selected according to engineering needs, construction conditions and construction technology.…
Fuel prices in South Africa have seen their biggest drop in two years since midnight local time on September 6. According to the government's price adjustment plan, the price of 93 and 95 gas…
Affected by the conflict between Russia and Ukraine, this year the European electrolytic aluminum production capacity is declining, as Russia this week stop running indefinitely "Nord stream no. 1" gas pipeline, electricity prices in Europe rose shar…
Russian President says if the European Union imposes an oil embargo, Europe will buy energy at the most expensive price and economic activity in Europe will weaken. Rosneft needs to change its business model. Russia will help facilitate settlement an…
Titanium Dioxide nanoparticle is a pigment with strong coloring power and strong hiding power in white coatings, so it is very familiar in the coating industry.…
Risk aversion plunged on the positive news of the Russia-Ukraine talks. After several days of rising oil prices, the price of precious metals continued to fall. Domestic futures markets remain stable for the time being.Back in international markets,…
The Group of Seven leading economies is discussing imposing a cap on Russian oil prices by imposing restrictions on insurance and shipping, according to people familiar with the matter. The potential mechanism would only allow shipments of Russian c…
Polycarboxylate superplasticizer has more advantages than traditional naphthalene and aliphatic superplasticizer in mixing high strength grade concrete, but its advantages of high water reduction cannot be brought into full play when the strength is…
Natural river sand has been exhausted after decades of large-scale mining, concrete production enterprises began to use machine-made sand as fine aggregate on a large scale.…
If the compatibility of polycarboxylate superplasticizer and cement is not good, the concrete mixture is prone to some problems, such as segregation, bleeding, greater slump loss, shorter setting time and so on, so that the concrete mixture can not b…
Cement foaming agent is called foamed concrete foaming agent. It refers to an admixture that can reduce the surface tension of liquid and produce a large amount of uniform and stable foam. It is an admixture used to produce foamed concrete and can pr…
The sodium alanine fatty acid of coconut oil is a very mild ammoniac surfactant. It can foam in an acidic environment, and is not affected by oils. It has a high salt resistance as well as a hard water resistance. It is also easy to wash. Coconut o…
In the last article, the physical foaming agents of hydrocarbon foaming agents and hydrofluorane (HFC) foaming agents have been mentioned. In this article, the chemical foaming agents of OBSH and DPT will be talked about.…