do you have the image file?
if yes then :
use Nero and select Burn image to disc
or
mount your Hiren Disc image with this ---> *www.magicdisc.net/setup_magicdisc.exe
using Nero, select Copy CD and select the virtual drive where u mountd the Hiren Disc as source and burn it............but at low speed......
the image is bootable itself.....
link here -->
*rapidshare.com/files/64166887/Hiren_s.BootCD.9.3.iso