The man from Mallorca was barely troubled against the world number 59, though he needed five match points to wrap up a 74-minute win.
"At this level, there is no easy match," the Spaniard said in a courtside interview.
"I expect a lot from myself for tomorrow's semi-final."
Monte Carlo Masters
Nadal claims first serve the key
22/04/2007 AT 17:17
Nadal, twice French Open champion, will play Czech Tomas Berdych, who fought back to knock out Swede Robin Soederling 5-7 6-3 6-0.
Monte Carlo Masters
Fed: Rafa forces me to improve
22/04/2007 AT 16:39
Monte Carlo Masters
Nadal wins third Monte Carlo title
22/04/2007 AT 12:17