As Opposed to Reaction bonded SiC, there's no no cost silicon present. These immediate sintered materials don't have any steel period and so are hence more proof against chemical assault. Silicon Carbide: The melting point of silicon carbide is two,830 °C, and it's got no boiling point as it sublimes. https://difference-between-stainl71369.webbuzzfeed.com/30442393/top-nitride-bonded-silicon-carbide-secrets