Originally Posted by
masufa
I don't do this but have been told that batting isn't good for blades and you should use old blades to cut batting.
I keep a separate cutter for using with batting, craft items etc. and keep my 'good' cutter for strips and the like. I've also started using my 60mm cutter quite a lot - the blades seems to last much longer, which would make sense as there's a bigger cutting length