Boron nitride is a crystal composed of nitrogen atoms and boron atoms.The chemical composition is43.6%boron and56.4%nitrogen,with four different variants:hexagonal boron nitride,rhombohedral boron nitride,cubic nitride Boron,and wurtzite boron nitrid…
Boron nitride powder is a pure white ceramic material with a hexagonal crystal structure similar to graphite. It is a product with high temperature resistance, corrosion resistance, high insulation and good lubricity.…
all graphite materials obtained by organic carbonization and then graphitization at high temperature can be called artificial graphite, such as carbon fiber, pyrolytic carbon, foamed graphite, etc…
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,…
The function of admixture in concrete concrete The function of admixture in concrete is an admixture that can greatly reduce the amount of mixing water under the condition of the same slump of concrete. The plasticizer is a kind of concrete admixture…