Concrete is an indispensable raw material in the construction of construction projects. In the process of preparing concrete, in order to improve the performance of concrete, it is necessary to add water reducing agent after adding water, stone, sand…
Since 2022, Russia-Ukraine geopolitical conflicts have intensified, and global energy prices have risen sharply, with international natural gas prices hitting historic highs. As the most important transitional energy source in the transition from fos…
Titanium alloy Ti6Al4V is a medium-strength α-β type two-phase titanium alloy containing 6% α-stabilizing element AI and 4% β-stabilizing element V.…
Risk aversion plunged on the positive news of the Russia-Ukraine talks. After several days of rising oil prices, the price of precious metals continued to fall. Domestic futures markets remain stable for the time being.Back in international markets,…
In the aerospace or petrochemical industries, these important industries are related to the national economy and people's livelihood.…
he compatibility of cement foaming agents and the foaming machine is the first consideration. Because there is a problem with compatibility between cement foaming agent and cement foaming machine.…
Viscosity and fineness are important indicators that affect the performance of hydroxypropyl methylcellulose HPMC. Studies have shown that the water retention effect of HPMC increases with the increase of its viscosity, but after the viscosity exceed…
This article introduces how to make foam cement and how to choose materials including cement and foaming agent.…
Nitinol is a shape memory alloy, which is a special alloy that can automatically restore its own plastic deformation to its original shape at a certain temperature.…
The lithium-ion battery has a nominal voltage of 3.7V (3.6V) and a charge cut-off voltage of 4.2V…
The lithium-ion battery has a nominal voltage of 3.7V (3.6V) and a charge cut-off voltage of 4.2V…
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…
NdN is the common name for Neodymium nutride. For lithium batteries; energy storage material; catalysts; and other purposes, NdN (neodymium-nitride) powder can be used. Purity: 99.9%Particle Size: -100 Mesh Neodymium Nitride Powder Neodymium ni…
The COVID-19 pandemic has pushed tens of thousands of people out of the workforce, which also has a certain impact on the best travel agency in bhutan…
Carbon fuels with nitrogen replacement: Chemists discover new ways to harness energy from ammonia. Chemists discover new ways to harness energy from ammonia. Information about graphene uses of new material. A research team at the University of Wiscon…