I've seen BurnAware recommended here on CH, more than once, as a CD/DVD burning application.
There are two versions - BurnAware Home and BurnAware Free.
See:
http://www.glorylogic.comFor the next 13.5 hours, BurnAware Home can be registered for free.
See:
http://www.giveawayoftheday.com"Giveaway of the Day - BurnAware Home Edition"