Overview of silicon nitride Si3N4 powder
Silicon nitride is known as Si3N4 powder, it's a super-hard substance, which has lubricity itself, and is resistant to wear and oxidation at high temperatures.…
Silicon nitride is known as Si3N4 powder, it's a super-hard substance, which has lubricity itself, and is resistant to wear and oxidation at high temperatures.…
Cadmium sulfide is an inorganic substance with the chemical formula CDS. Cadmium sulfide is called cadmium yellow and is used to color enamels, glass, ceramics, plastics and paints.…
Sweden is in talks with Turkey on joining NATO and looks forward to strengthening cooperation with Turkey in security and counter-terrorism, Swedish Prime Minister Anders Andersson said recently. Andersson held a joint press conference with visiting…
Due to the global shortage of automotive chips, in the past year, the price of STL9369, the core chip of the body electronic stability system produced by STMicroelectronics, has skyrocketed from 20 yuan to 2,800 yuan (excluding tax), a year-on-year i…
There are many types of cement, such as low alkali cement, ordinary cement and so on. Do you know the difference between low alkali cement and ordinary cement?…
At present, all countries are working hard to promote the vaccination of the new crown vaccine, and the cumulative amount of the new crown vaccine in my country has reached 82.846 million doses. At the same time, the global demand for vaccine glass b…
It is reported that in recent days, Germany has successively approved the launch of a number of new crown self-test products. The German Federal Ministry of Health hopes to curb the new crown epidemic through a large number of free rapid screenings a…