In accordance with the different preparation solutions and uses, silicon carbide powder can be divided into numerous types. The high sublimation temperature of SiC (around 2,700 °C) makes it useful for bearings and furnace elements. Silicon carbide does not melt but begins to sublimate close to two,seven-hundred °C like graphite, https://glasslinedductileironpipe14689.ampblogs.com/nbn-powder-packaging-can-be-fun-for-anyone-72525934