[Brett]

Don't like pumps for just that reason. Can't trust the mix ratios.
I decided to go with disposable plastic cups for measuring and mixing.
Easy enough to mark a reference cup at 1 oz intervals and mark the mix cup
at the levels needed for a 5:1 ratio.

five parts 105 Resin to one part 206 Hardener

http://www.westsystem.com/ss/206-slow-hardener

 

[Brett]

Grocery store, translucent 9 ounce Solo cups, on the shelf next to the paper plates.