Silicon carbide birikisi yɛ nneɛma a ɛmma ogya ntumi nhyew a wɔde silicon carbide (SiC) titiriw na ɛyɛ. Wɔwɔ Mohs hardness a ɛyɛ 9 na wɔda ahoɔden pa adi wɔ acidic slags ho. Wɔn SiC a ɛwɔ mu no fi 72% kosi 99%. Nneɛma ahorow no bi ne dɔte-a wɔde abɔ mu, Si3N4-a abɔ, Sialon-a abɔ, -SiC-a abɔ, Si2ON2-a abɔ, ne silicon carbide birikisi a wɔasan ayɛ no kristal. Wɔde di dwuma titiriw wɔ nneɛma te sɛ retorts a wɔde yɛ dade a ɛnyɛ dade, aluminium a wɔde gu nkuku, anyinam ahoɔden fononoo a wɔde kata so, ne ɔhyew a wɔde sesa nneɛma mu.
Eyinom yɛ nneɛma a ɛnyɛ den a wɔde silicon carbide na ɛyɛ titiriw, a SiC a ɛwɔ mu no yɛ 72% kosi 99%. Mpɛn pii no, silicon carbide tuntum (a SiC dodow boro 96%) na ɛyɛ ade a wɔde yɛ adwuma; wɔfa akwan horow a ɛfa batching, mixing, forming, ne firing so na ɛyɛ birikisi no, a wɔde ade a ɛka bom ka ho anaasɛ wɔmfa nka ho. Ahwehwɛ fã titiriw ne silicon carbide. Nneɛma atitiriw no bi ne oxide-bonded, carbon-bonded, nitride-bonded, self-bonded, recrystallized, ne semi-silicon carbide birikisi. Nea ɛda nsow ne sɛ ɛko tia ɔhyew ne nsu a ɛtɔ gu fam yiye, ɔhyew a ɛkorɔn-ɔhyew ahoɔden a ɛkorɔn, ɔhyew a ɛma ɛyɛ hyew yiye, ɔhyew a ɛkɔ soro, ne ɔhyew ntrɛwmu nsusuwii a ɛba fam, na wɔkyekyɛ mu sɛ nneɛma a ɛyɛ adwuma yiye a ɛmma ogya ntumi nhyew.