Brazil, the world's largest sugar producer, has recently switched to ethanol concrete foaming agent price is predicted to go higher in the future. In the summer when the temperature is high and the air humidity is low, due to the accelera…
The bubbles in concrete above 100μm are called large harmful bubbles, 100 ~ 50μm are called harmful bubbles, 50 ~ 20μm are called low harmful bubbles or harmless bubbles, and those below 20μm are called beneficial bubbles.…
Thermal insulation materials refer to materials or material composites that have significant resistance to heat flow.…
Foam concrete natural maintenance can be divided into two types: cover-up sprinkler maintenance and plastic film maintenance.…
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…
Foam concrete is an excellent electromagnetic shielding material, which can absorb and eliminate electromagnetic waves.…
The open-cell foam concrete is an excellent sound absorption material, while the closed-cell foam concrete is an excellent sound insulation material.…
Foam concrete contains a large number of closed pores, the air in the pores is a good adiabatic medium, which can cut off the heat exchange.…
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.…
The phenomenon of aggregate sinking and water floating will occur in the process of transportation, vibration and pumping of concrete.…
This article will introduce the use of various concrete additives, like the amount that should be added.…
The substance that can delay the setting and hardening time of refractory castable is called retarder.…
Sustainable silk materials for biomedical, optical, food supply affect the polyvinyl alcohol fiber market The unique and versatile nature of silk offers many possibilities for future technologies. Silk is an important biological material because it d…
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…
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…