Recently, covid 19 outbreak spreads in Shanghai, China. There are more than 25,000 new asymptomatic domestic infections every day. China is implementing a dynamic zero-out policy. A leading respiratory expert said the key to COVID-19 prevention and c…
A tanker carrying 650,000 barrels of Venezuelan crude oil is reportedly bound for Europe, the first time Venezuela has exported crude to Europe in the past two years under US sanctions. It is analyzed that the U.S. is making up for the European ener…
Graphite price have moved higher again over the past month. Fine flake prices have soared.…
Nitinol titanium powder is a shape memory alloy,a special alloy that can automatically restore its plastic deformation to its original shape at a certain temperature, and has good plasticity.…
Boron carbide, also known as black diamond, is an inorganic substance with the chemical formula B4C, usually a gray-black micropowder. It is one of the three hardest known materials (after diamond and cubic boron nitride) and is used in tank armor, b…
US President recently decided to invoke a Cold War-era defense law to encourage domestic MoSi2 Powder. Introduction to Molybdenum Silicide MoSi2 PowderMolybdenum silicide was discovered in 1906. Under different conditions, silicon and mol…
Amazon's shares fell on a bleak outlook and its slowest growth since the dot-com bubble burst Amazon shares fell 10% in extended trading on Thursday after the company issued a revenue forecast that fel…
Boron carbide is one of the three hardest materials known and is not affected by hot hydrogen fluoride and nitric acid.…
Application of spherical roller bearingcontinuous casting machine In the metallurgical industry, sphericalroller bearings (SRB) are mainly used in the motion track of continuous caster,hot rolling and heating furnaces. The caster has the characterist…