abradant
n. C1 Advanced abradant
n. a substance that wears away or rubs off a surface. It is often used in tools like sandpaper to make things smooth.
n. a substance or material that causes wear or erosion by friction. Often refers to the active component in abrasive tools or industrial cleaning agents.
The abradant in the sandpaper makes the wood smooth.
The manufacturer recommends using a fine abradant to avoid damaging the delicate finish of the metal parts.
Industrial processes often require a specific abradant to remove surface contaminants without compromising the structural integrity of the underlying material.
From abrade + -ant.