Welcome to the forum. You have come to the right place for assistance.
I have moved this post to Beyond the Manual as we are discussing non Proofgrade materials.
Your best bet when it comes to using your laser, is to understand how to test new materials to get the results you desire. This may seem like a waste of time if others have already determined settings, but it is valuable experience that will enable you to get the best results from your Aura. That being said, I have engraved similar material with the setting of 200/2.7/135.
You will find lots of useful information here: 1: I'm new to Glowforge and really have no idea where to start