Why Is Graphite Erasable?

Because the particles in the polymer that make up an eraser are stickier than paper, those graphite particles get stuck to the eraser instead.

Why does an eraser erase?

The sticky rubber in the eraser grabs and holds on to the graphite particles. Erasers work because of friction. ... As the rubber grabs the graphite particles, small pieces of combined rubber and graphite get left behind. That's the “stuff" you brush off of your paper when you're finished erasing.

Does graphite erase?

Erase it! That's right, try the eraser. Unsurprisingly, one of the best ways to get graphite off of any surface is with a soft eraser. Gently rub the eraser on the stained material, making sure not to distort the surface with too much pressure, and wipe away any eraser dust that may have been left behind.