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.…
Zinc oxide is an oxide of zinc with the chemical formula ZnO. Insoluble in water, soluble in acid and strong alkali. Zinc oxide ZnO is used as an additive in many materials and products.…
Iran became the world's 11th largest producer of electricity According to BP's latest global energy report, Statistical Review of World Energy, Iran managed to generate 357.8 TERawa…
Brazil, the world's largest sugar producer, has recently switched to ethanol colloidal gold price is predicted to go higher in the future. Tumor detection In cancer research, colloidal gold can be used to target tumors and detected in vi…
How serious are fertility problems today? People don't want to give birth,can't afford it, and can't give birth that has become the "three mountains". The problem of childbirth is related to the people's livelihood. Whether a country can prosper or n…
In the face of rising oil prices, the 31 member countries of the International Energy Agency decided in early March to release 60 million barrels of crude oil reserves. However, the market's reaction to this statement was not strong, and oil prices c…
As international oil prices hit a 14-year high, the impact of the soaring prices of PP, PC and PE, the world's "king of bulk commodities", began to spread downstream of the petrochemical industry chain, the plastic industry bears the brunt.…
It is reported that the survey results released by the Ministry of Internal Affairs and Communications of Japan on the 30th showed that Japan’s seasonally adjusted full unemployment rate in February was 2.9%, the same as the previous month, and the n…