Early strength admixture refers to the admixture that can improve the early strength of concrete and has no significant effect on the later strength.Superplasticizer for concreter is a concrete admixture that can reduce the amount of mixing water whi…
Early strength agent refers to the admixture which can improve the early strength of concrete and has no significant effect on the late strength.…
Inconel is a nickel-chromium alloy classified as superalloy for its high-performance qualities and corrosion and oxidation resistance.…
Koalas were declared endangered in eastern Australia on Friday, with more and more koalas dying from disease, habitat loss, and other threats. Earlier, the koala was considered a vulnerable species, and the Commonwealth Department of the Environment…
Japan urges 37 million people to turn off lights, BBC reported On Monday, highlighting the country's severe power shortage. According to Japan's NHK television reported that affected by conti…
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…
Spherical silicon powder not only has good shape, but also has high chemical purity and low content of radioactive elements, which can meet the technical requirements of high-end integrated circuits.…
Steel processing industry - Current status of the javasctip slit by line Growth in the construction, automotive and consumer javasctip slit by line has played a big role in providing the needed boost to the global steel processing indust…
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.…
Last week, the domestic scrap market is weak adjustment, merchants are cautious in receiving goods, inventory remains low, the arrival of steel slightly increased, but the weak demand for scrap is difficult to change, scrap market continues to mainta…
The oxidation resistance and corrosion resistance of nickel alloy make it suitable for the harsh environment of high temperature and high pressure.…
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…
The European Union is seeking to boost energy cooperation with African countries to help wean them off dependence on Russian gas imports.Bloomberg said, recently, according to a draft EU file, African countries, especially in western Africa Nigeria,…
International oil prices extended their decline after comments from Federal Reserve Chairman Jerome Powell added to concerns that U.S. interest rate hikes will slow economic growth and data from the American Petroleum Institute showed U.S. crude inve…
Spherical alumina has the characteristics of high sphericity and high content of α-phase alumina, and exhibits excellent performance when used as filler for rubber, plastic and ceramic raw materials.…
Manganese silicide is also known as manganese disilicide, the chemical formula is MnSi2. MnSi2 powder is used as cemented carbide additives, high temperature structural materials, etc.…
Gazprom recently said it had completely suspended gas supplies to Bulgarian Gas company and Polish Oil and Gas Company (PGNiG) because it was not being paid in rubles. Russia said it would resume gas supplies after it agreed to pay for them in ruble…
With the wide application of polycarboxylate superplasticizer, the requirement of concrete early strength in practical engineering is more and more prominent, so the polycarboxylate superplasticizer has been the focus of research to meet the early st…