According to the different molecular structure, it can be divided into four generations of polycarboxylate series superplasticizer, the first generation is acrylic acid copolymer, the second generation is propylene ether type, the third generation is…
The House of Representatives' 2022 US Competition Act, which would provide comprehensive subsidies for manufacturing and research and adjust existing US trade policies, was passed in an almost entirely partisan vote, to challenge China's growing tech…
Lightweight foamed concrete, also known as foamed cement, is a lightweight porous concrete product made from foaming agent aqueous solution into foam, and then adding foam to the slurry made of cement-based cementitious materials, aggregates, admixtu…
After Russia pledged to scale back its military operations around Kyiv and in northern Ukraine, the prices of most industrial metals fell, led by aluminum, showing people's concerns for supply shortage eased.At an earlier time, the West imposed sweep…
What is the use of aluminum oxide?Medical professionBecause of its hardness, bioinertia and chemical properties, alumina is the preferred material for hip replacement bearings, such as prosthetics, bionic implants, prosthetic eye substitutes, tissue…
Before construction, ensure that all kinds of instruments used during construction can operate normally, check their status and break the work, and the materials must be in place.…
In this article, defoamer, anti-shrinkage agent, preservation agent, and inhibitor will be talked about.…
Us consumers have filed a lawsuit against Mars in a California court on last Thursday, claiming that Skittles contains too much titanium dioxide (E171). Is titanium dioxide harmful to the body?Titanium dioxide is an additive used in pigments, adhesiv…
This article will talk about coagulant, retarder, delayed coagulant, foaming agent, air entraining agent, and aerating agent.…
The properties and varieties of concrete additives for refractories, especially refractory castables, ramming materials, plastics and other amorphous refractories are different.…
In terms of the adaptability of cement and concrete superplasticizer, the type and quality of concrete superplasticizer also play an important role. Therefore, concrete superplasticizers should be selected according to the adaptability to cement and…
Mortar early strength agent is an important mortar additive, which has an important influence on the performance of mortar. it can improve construction efficiency and save construction cost.…
The U.S. CPI rose 1.2% month-on-month as expected in March, the highest since October 2005; this made the indicator up 8.5% year-on-year, higher than the expected 8.4%, and the highest since December 1981 (nearly 40 years).…
The roble had hit a record low after the West imposed sweeping sanctions on Russia for its aggression in Ukraine. Russia's president recently ordered exports of Russian gas to "unfriendly" countries to be settled in robles. The speaker of Russia's up…
Hafnium boreide gray, also known as metallicluster crystals. The melting temperature is 3250° Celsius. This material is highly conductive and has stable chemical properties making it an excellent choice. Purity>99.5% Particle Size: 3 um Hafnium Borid…