sorry mate, the link was to the wrong disk
i mean the NEO 4X SPEED PREMIUM DVDR
at the top. I've not tried the bulqpak generation 3 (i've got generation 4 which are fine)
http://playstationmods.com/cdr.htm
I used to use the previous disks they manufactured and they worked perfect apart from my knackered v4, the new ones work in that fine.