Its a bit tough to talk about what might be making for the resistance to the blade. Big Kudos for buying reliably shave ready gear. 'Nice blade.

It's probably unlikely that Don on Lynn let one out without honing. If you are curious, you can compare the TPT to a DE blade. Due to coatings, etc, the DE may be a bit more sharp, but it should be in the same ballpark.

Next - tell us about beard prep, lather. 'Photo of the lather might be helpful. I'm not the best at the ultimate lather, but I can say I was pretty bad at it for a few months. What soap/cream/brush? I had one (Caswell Massey), that I couldn't lather for love nor money. It was banished to the shower for body bar work. The wikis and how to videos will be your friend here.

Keep posting. The help & attitudes here are as good as you'll find.