If your cricut cuts through the backing there are usually one of two possible issues.
Heat transfer vinyl carrier sheet.
If you ve just replaced your blade and are having this problem you probably have the wrong blade.
Multitack is carrier film that allows you to take full advantage of your cutter s capabilities.
Most htv comes with a built in carrier sheet that works as a transfer sheet you weed the non design bits from it which leaves the design attached to it.
When cutting adhesive vinyl or heat transfer vinyl a kiss cut is used to cut the vinyl but leave the carrier sheet or backing intact.
You need transfer tape specifically designed for heat transfer vinyl htv.
Transfer tape used with adhesive vinyl will melt in a heat press ew what a mess.
If the vinyl starts to come up with the carrier sheet then you need to replace the carrier sheet and your cover sheet and give it some more heat and pressure.
8 1 4 13 3 8 vinyl cutter carrier sheet cutting mat a4 9 99 16 1 2 23 3 8 vinyl cutter carrier sheet cutting mat a2 16 99.