This chemical compound is one of six stable di-boron chromium compounds, which has a melting temperature of 1760 deg C. It also has good antioxidant properties and high-temperature strength. Purity>99%Particle Size: 325 Mesh The Chromium Diboride…
Import prices of recycled pulp will increase significantly in 2021 Not only did the price of household paper rise, it is understood that Nine Dragons Paper (02689), which ranks No. 1 in the packaging paper industry in China, launched three rounds of…
Since April of 2020, the trend of rising oil prices has been maintained, and it is rising globally. The reason for this phenomenon may be that the global economy is slowly recovering, or it may be that last year epidemic has been well controlled. The…
Foam concrete wall casting methods can be divided into three types: removable formwork casting, formwork-free casting and sandwich wall casting. Among these three types of casting methods, the mold-free casting method is widely used.…