What is the purpose the nano silver has? Nano silver is made up in silver nanoparticles. They can be used as antibacterial and antifungal agents in industry, in the treatment of water, and consumable products (such as clothing, cosmetics child care…
Guotai Junan released a research report saying that under the background of carbon neutrality, the scarcity of coal mines is prominent, and the value of assets will continue to increase. The high point of capital expenditure in the coal industry appe…
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 first method is direct nitridation of titanium powder or TiH2.…
Adding polycarboxylate superplasticizer can make the compressive strength of precast concrete reach 40MPa grade at 8h to 18h.…
First of all, pay attention to the storage environment of polycarboxylate superplasticizer, try to store polycarboxylate superplasticizer in a cool, ventilated, no direct sunlight place.…
Expandable graphite or exfoliated graphite is made from the naturally occurring mineral graphite. The layered structure of graphite allows molecules to be inserted between the graphite layers. By adding acid, graphite sulfate can usually be converted…
In terms of the adaptability of cement and concrete superplasticizer, the type and quality of concrete superplasticizer also play an important role. Therefore, concrete superplasticizers should be selected according to the adaptability to cement and…
Foamed concrete is a highly entrained sand cement with at least 20% air volume in the cured product.…
Due to the laminar structure of graphite, atoms or small molecules can be introduced between the carbon layers (intercalation）…
Natural graphite is a refractory material with a high melting point of 3650 °C, and it is a good conductor of heat and electricity.…
Recently, the EU proclaimed new sanctions on Russia, including coal, timber, rubber, cement, and fertilizer, as well as high-end seafood Mg3N2 powder. What is Magnesium Nitride?Magnesium nitride, is an inorganic compound with the chemical…
Tungsten carbide is a substance made of metal tungsten bonded to carbon atoms. It's a compound called WC, which is basically a gray powder.…
In the aerospace or petrochemical industries, these important industries are related to the national economy and people's livelihood.…
Recently, some countries are short of electricity, or seek energy solutions, will this affect the bhutan accommodations ?…