I'm sure Valkpilot will be very interested in this demonstration..
After all, it answers one of his biggest questions -- "What does the data say?"

I was, and it does:

JB Weld Original and the Devcon Plastic Steel appear to be the clear overall winners.
As is almost always the case in materials engineering, it also illustrates that when you customize for a particular attribute, like quick-cure or heat resistance, you usually compromise in other areas.