Senses
钢砂/ 鋼砂 steel emery
Crushed grains of silicon carbide crystals used as an abrasive
钢砂/ 鋼砂 steel grit
Chilled iron or steel particles produced by forcing molten metal through a steam jet, used for grinding rock or metal
钢砂/ 鋼砂 abrasive
General term for various types of abrasive materials used for grinding or polishing