It can be regarded as a multi-phase material, including graphite phase transformed from carbonaceous particles such as petroleum coke or pitch coke, graphite phase transformed from coal tar binder surrounding the particles, particle accumulation or c…
Aluminum nitride is a kind of refractory composite ceramic material with hexagonal wurtzite structure. Pure aluminum nitride is blue-white, and aluminum nitride ceramic is usually gray or white. Aluminum nitride is stable at high temperature in inert…
Molybdenum is a disulfide. Molybdenite is a solid black powder with a metallic luster. Chemical formula MoS2, melting point 1185, density 4.80g/cm3 (14), Mohs hardness 1.0~1.5.Particle size 80nm, 1,5 microns, and 5 microns Purity: 99% Molybdenum Di…
Omicron BA.2 subtype variant may cause severe disease and impact on concrete superplasticizer market The latest research results from the University of Tokyo in Japan show that the new coronavirus Omicron BA.2 subtype variant not only spreads faster,…