Carborundum

Noun

A very hard black crystalline compound of silicon and carbon, used as an abrasive and in refractories.

ریشه

From the words 'carbon' + 'corundum' (a hard mineral).

مثال

• Carborundum is commonly used in grinding and polishing.
• The abrasive properties of carborundum make it suitable for cutting tools.
• Carborundum is also used in the production of ceramics and glass.

ترکیب‌های رایج

Carborundum grinding Carborundum polishing Cutting tools with carborundum