Assertion: silicon carbide | /r/HasProperty | hard
Facets:
value: extremely
type: DEGREE
value: with high thermal shock resistance
type: OTHER
value: with low thermal expansion
type: OTHER
value: with low density
type: OTHER
value: besides diamonds
type: OTHER
value: as a diamond
type: MANNER
value: almost
type: DEGREE
Source sentences:
text: Silicon carbide (SiC) is almost as hard as a diamond, according to the Institute of Materials, Minerals, and Mining.
text: Until the invention of boron carbide in 1929, silicon carbide was the hardest synthetic material known.
text: It is an extremely hard material, with a Mohs hardness rating of 9, close to that of diamond.
text: Both silicon carbide (also known as carborundum) and boron carbide are very hard materials and refractory.
text: Instead of diamonds, he created silicon carbide—a hard and rough compound used for decades mostly as an abrasive in industrial sandpaper, grinding wheels and cutting tools, and later a grip tape for skateboard decks.
text: Silicon Carbide is the hardest blast media available.
text: Silicon carbide is considered one of the hardest materials — besides diamonds — because another substance cannot scratch it.
text: Silicon carbide, more commonly called carborundum, is extremely hard and is used in abrasives.
text: Silicon carbide is extremely hard, with low density, low thermal expansion and high thermal shock resistance.
text: Until the invention of boron carbide in 1929, silicon carbide was the hardest synthetic material known.