Superplasticizer used in concrete refers to the fact that after mixing, it can reduce the water demand of concrete under the condition of maintaining basically the same fluidity, thereby improving the strength and durability of concrete, or under the…
In March, U.S. inflation hit a 40-year high. According to data released by the U.S. Bureau of Labor Statistics, the consumer price index (CPI) rose 7.9% year-on-year and 0.8% month-on-month. The data also showed that U.S.…
Hollow glass microspheres, sometimes termed microballoons or glass bubbles, have diameters ranging from 10 to 300 micrometers. Hollow spheres are used as lightweight fillers in composite materials such as syntactic foam and lightweight concrete. The…
The maintenance of lithium batteries has always been a controversial issue on the Internet.…