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,…
Molybdenum disulfide is a solid powder made from natural molybdenum concentrate powder, which is the modern…
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…
If the compatibility of polycarboxylate superplasticizer and cement is not good, the concrete mixture is prone to some problems, such as segregation, bleeding, greater slump loss, shorter setting time and so on, so that the concrete mixture can not b…
Felds for Applications of Fumed Silica Powder Fumed silica powders are created by flame pyrolysis of silicon tetrachloride or quartz sand. They are extremely porous with a high BET surface area and a lower bulk density. Fumed Silica has a broad rang…
Tungsten alloy products have low thermal expansion and high density. They also absorb radiation and are high in thermal and electrical conductivity. About metal alloy 17g/cm3 Tungsten nickel iron bar Tungsten alloy bar: Tungsten is known for its hi…