According to the chemical composition, water reducing agent is usually divided into lignosulfonate type of water reducing agent, naphthalene series of high-efficient water reducing agent, melamine series of high-efficient water reducing agent, amino…
It can be regarded as a multi-phase material, including graphite phase transformed from carbonaceous particles such as petroleum coke or pitch coke, graphite phase transformed from coal tar binder surrounding the particles, particle accumulation or c…
It is reported that the price of imported energy in Germany was 129.5% higher than that in February 2021, the cost of domestically produced en…
In 2021, the domestic crude steel output of bearing steel will increase by 18.95% year-on-year, and the bearing steel output will increase by 18.84% year-on-year. Reviewing the bearing steel market in…
Recently, according to news reports, Luoyang new material industry has a " place " in the world, including: the world s largest monocrystalline silicon rod and wafer production base has been built; the world only aluminum nitride ceramics p...…
What is foam agent clc blocks ？ The foam agent clc blocks refers to an admixture that can reduce the surface tension of a liquid and produce a large amount of uniform and stable foam for the production of foamed concrete. Foaming agent is a type of s…
After the engine failure, the FAA ordered an inspection and United Airlines suspended production of 24 Boeing 777s . United Airlines said on Sunday that it will temporarily cancel service of 24 Boeing 777 aircraft after an emergency landing of the en…
Calcium dodecylstearate, a chemical substance that looks like a needle, is flaky. It is not soluble or soluble with water. However, it can be dissolved in alcohol, ether, and chloroform. It can be used in the production of grease as well as for organ…
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…
Basic introduction to sodium silicateSodium silicate, with the chemical formula Na2SiO3, also known as water glass, is widely used in manufacturing cosmetics and cleaning products. Sodium silicate is a colorless and transparent liquid with high solub…