I like 82R100's suggestion. Get used to the razor first with a "proper" blade. Otherwise, you're likely to sour yourself on it and never give it a decent chance.
I've read other accounts of folks using the utility grade blade in them. Never seen a good review yet. But you could be the first! Just get to know it at it's best before you go "ghetto".
Pointy side goes out.
So it was really so dull that it just slid over your whiskers?
Funny, I have GEM scraper blades that are marked industrial use only. So there...
Guessing they're GEM rejects