Also known as HfSi2, hafnium diilicide or hafnium sulicide, its chemical formula is: HfSi2. High-temperature oxidation resistant coatings (cermets) and high temperature structural materials can use HfSi2 as a powder. Purity: 99%Particle Size: 5-10um…
The purchasing pace at the demand end of the international thermal coal market continues to slow down and the international thermal coal price continues to decline. Prices for thermal coal at major international ports continued to fall last week as b…
The secretary general of the Organization of Petroleum Exporting Countries (OPEC) said recently that US economic sanctions against Venezuela have affected global energy supplies. He told Venezuelan media that the ECONOMIC sanctions imposed by the Uni…
Due to the laminar structure of graphite, atoms or small molecules can be introduced between the carbon layers (intercalation）…