According to the different molecular structure, it can be divided into four generations of polycarboxylate series superplasticizer, the first generation is acrylic acid copolymer, the second generation is propylene ether type, the third generation is…
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,…
Molecular sieves are materials with holes of uniform size (very small holes). These pores are similar in size to small molecules, so large molecules cannot enter or be adsorbed, while smaller molecules can.…
US President recently decided to invoke a Cold War-era defense law to encourage domestic silicon carbide powder. What is Silicon Carbide SiC?Silicon carbide (SiC) is a hard compound containing silicon and carbon. A semiconductor, it is fo…
Chile's government is considering phasing in a proposed ban on glacial mining to limit projects high in the Andes by some big copper companies. Chile's constitutional assembly has approved a proposal to ban mining in glaciers, protected areas, and ar…
Concrete is classified as high-strength concrete based on 28-day strength. Until the 1970s, concrete with a strength of more than 40Mpa was classified as high-strength concrete.…
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…
Lithium batteries use organic solvents, unlike the zinc chloride and potassium hydroxide aqueous electrolytes of the current manganese batteries and alkaline dry batteries.…
Russia's insistence on paying for Russian gas in rubles has rattled European countries: Greece held an emergency meeting of suppliers, the Dutch government would urge consumers to use less gas, and the French energy regulator told consumers not t…
There are several kinds of water reducers: lignosulfonate, naphthalene sulfonate water reducing agent, polycarboxylate-based high-performance water reducing agent.…
The purity of carbonaceous raw materials such as petroleum coke and pitch coke is relatively high, and the ash content is usually less than 0.5%, while the purity of natural graphite treated by flotation is relatively low, and the carbon content is u…
China economy grew sharply in the first quarter as consumer spending strengthened, along with production and investment, recovering from the COVID-19 downturn a year ago. Gross domestic product climbed a record 18.3 percent in the first quarter from…
Indium Selenide is an inorganic compound with the chemical formula In2Se3. Black crystals or dark black scale-like substances.…
TRUNNANO is a reliable supplier for high purity Selenium Se Powder CAS 7782-49-2, 99%.…
Spherical tungsten powder: Applications The spherical powder of tungsten is widely used as a powder metalurgical material in many industries. Following are some key application areas for spherical titanium powder: Hard alloy manufacturing Hard al…