Quote Originally Posted by mparker762 View Post
Since we're speaking of the linen side, I'm skeptical that the linen side really heats up the edge. At least on my old bismark, the linen side had less draw than the leather side, and less draw means there's less friction, and the heat from friction is the only thing that could heat up the edge.
I also think the linen might be a little more abrasive than is usually suspected.

I have heard "draw" is kind of a suction effect that increases as the edge gets smoother, not just the result of simple friction.