> Microlight can be a little tricky since you have to mix it with the epoxy
> yourself. It sounds like you may be mixing it a little dry. Also make sure
> you have mixed it thoroughly. If you can't get it to spread smoothly,
> build up a little extra and sand it back. The stuff is easy to sand.

I used the interlux fairing compound. It works great. The manufacturer does suggest that you mix a little 333 ( the paint thinner) with the stuff if its too dry you might try that. I found you do get amine blush with the interlux faring compound thus you have to wash it prior to painting.