4A molecularsieve is sodium A type silica aluminate. 4A molecular Sieve can absorb molecules of critical diameter less than 4A. About Molecular Sieves 4A 4A molecularsieve is sodium A type silica aluminate. The molecular Sieve can absorb molecul…
Adding high-efficient water reducing agent is the most direct and effective means to adjust and optimize the ratio of concrete and improve and strengthen the properties of concrete, which can meet the requirements of most concrete construction at pre…
The creep rupture strength can be a good indication that the creep rupture life/γ-initial fraction diagram of each alloy series is different, but each series may have a maximum value or exceed 75% (volume) in the vicinity.…
Recently, the EU proclaimed new sanctions on Russia, including coal, timber, rubber, cement, and fertilizer, as well as high-end seafood tantalum carbide powder. Researchers have developed two new heat-resistant materials, tantalum carbid…
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