







金刚砂 (jīn gāng shā) means “Silicon carbide, Carborundum, Emery” in Chinese. See the pinyin, native audio pronunciation, and 2 example sentences with English translations.
Silicon carbide
Carborundum
Emery
Stiff paper coated with powdered emery or sand.
A trademark used for an abrasive of silicon carbide crystals.