Alumina fibres have a lower thermal conductivity and heat capacity. The temperature of long-term usage is higher than that of ordinary aluminum silicate (1000 1100 degC). It can be used with acidic atmosphere, oxidizing environment, reducing atmosphe…
Silicon carbide is a very difficult crystalline compound constructed from silicon as well as carbon. Silicon carbide chemical formula is SiC.Silicon carbide has been a vital product for sandpaper, grinding wheels and also cutting devices considering…
Compared with stainless steel produced by traditional smelting process, stainless steel powder metallurgy has the advantages of producing parts close to net shape, high dimensional accuracy…
France's annual inflation rate hit 6.1 percent in July 2022, rising further from 5.8 percent in June, the highest since July 1985, the National Institute for Statistics and Economics (Insee) said.…
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