Superglue doesn't handle expansion/contraction that well and is a bad conductor of heat. Epoxy works better but is a bad conductor of heat, on it's own. I use JB-Weld, available in most auto parts stores and Wal-Mart.
<font color=blue>Only a place as big as the internet could be home to a hero as big as Crashman!</font color=blue>
<font color=red>Only a place as big as the internet could be home to an ego as large as Crashman's!</font color=red>