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 wave of layoffs that has swept the entire Internet industry has intensified. China's Internet industry has experienced several crises and major changes in the past development process. There is also a "brief history of layoffs by major Internet…
The World Bank expects global economic growth to slow significantly, from 5.5% in 2021 to 4.1% in 2022 and further to 3.2% in 2023. Growth in East Asia and the Pacific is expected to slow to 5.1 percent in 2022, reflecting the impact of China's econo…
Lithium-ion battery refers to a secondary battery system in which two different lithium intercalation compounds that can reversibly intercalate and deintercalation lithium ions are used as the battery's positive electrode and negative electrode, resp…
TC4(Ti6Al4V) alloy is a medium strength α-β type two-phase titanium alloy containing 6% α-stabilizing element AI and 4% β-stabilizing element V.…
The actual negative electrode materials used in lithium-ion batteries are basically carbon materials, such as artificial graphite, natural graphite, mesocarbon microspheres, petroleum coke, carbon fiber, pyrolysis resin carbon, etc.…
The composition of titanium alloy TC4 material is Ti-6Al-4V, which belongs to (α+β) type titanium alloy and has good comprehensive mechanical and mechanical properties.…
KMPASS is a professional tin antimonide supplier to provide high quality tin antimonide SnSb Powder.…
The unique alloy composition design of IN718 makes it have good comprehensive properties, namely higher strength, creep resistance and fatigue life, good ductility, excellent oxidation resistance, especially under 650℃, its mechanical properties Has…
Polaris Energy Storage Network News: In order to ensure the supply and price of lithium resource products, and promote the healthy development of the new energy vehicle and power battery industries, the Ministry of Industry and Information Technology…
Polaris Energy Storage Network News: In order to ensure the supply and price of lithium resource products, and promote the healthy development of the new energy vehicle and power battery industries, the Ministry of Industry and Information Technology…
Polaris Energy Storage Network News: Recently, domestic prices of raw materials for power batteries such as lithium carbonate and lithium hydroxide have continued to rise. As of early April, the prices of lithium carbonate, lithium iron phosphate, li…
On December 21, the commissioning ceremony of the Kovykta gas condensate field in Russia's Irkutsk region and the Kovykta-Chayanda section of the "Power of Siberia" gas pipeline was held simultaneously in several places in Russia. Russian President V…
This article will talk about different types of high-efficient water reducers and the mechanism of superplasticizers.…
Polypropylene PP fiber has the advantages of high strength, good toughness, good chemical resistance and antimicrobial resistance, and low price, so it is widely used in ropes, fishing nets, safety belts, luggage belts, safety nets, sewing threads, c…