Where are concrete admixtures used?
At first, concrete additives were used only to save cement. With the development of construction technology, admixture has become the main measure to improve the performance of concrete.…
At first, concrete additives were used only to save cement. With the development of construction technology, admixture has become the main measure to improve the performance of concrete.…
The European Commission has submitted to member states a new draft of sanctions against Russia, including an oil embargo. Some member states that rely heavily on Russian energy sought exemptions. Western media reported that the European Commission d…
Recently, the Bulgarian Gas Company said that Bulgaria is negotiating with Gazprom on resuming natural gas supply, and there is a possibility that Russia will resume natural gas supply to Bulgaria.Since the outbreak of the conflict between Russia and…
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…
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…
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…
Guotai Junan released a research report saying that under the background of carbon neutrality, the scarcity of coal mines is prominent, and the value of assets will continue to increase. The high point of capital expenditure in the coal industry appe…
Oil futures tumbled more than $5 a barrel on news that the Biden administration is considering releasing about 1 million barrels a day from the U.S. Strategic Petroleum Reserve (SPR) for several months to cool surging crude prices.Brent crude futures…
Ni-Ti alloy, also known as Nitinol, is a metallic alloy of nickel and titanium in which the two elements are present in roughly equal atomic percentages.…
A shortage of natural gas has hit the food-processing industry, which relies heavily on natural gas, with Germany's sugar industry saying many sugar plants are unable to produce due to a shortage of natural gas.About 30 percent of the world's sugar s…
Early strength agent is an admixture which accelerates the development of concrete early strength and has no significant effect on later strength.…
Molecular sieves are materials with holes of uniform size (very small holes). These pores are similar in size to small molecules, so large molecules cannot enter or be adsorbed, while smaller molecules can.…
Silicon nitride is a compound of silicon and nitrogen. Si3n4 is the most thermodynamic stable in silicon nitride.…
Foam concrete is a lightweight, easy-to-use, and easy-to-finish material. For home improvement projects, such as building decks or other areas on the property, foam concrete may be a wise choice.…
Demand broke out and inventory was in a hurry! The price of this product has doubled! At present, the mainstream market price of power-type lithium iron phosphate is between 46,000 and 50,000 yuan/ton, and the mainstream price of energy storage type…