You should definitely be able to find a quality used composite for around $100-125. Miken 484, Wrath, Crush 2, Crush G3, etc. You can probably even get a new ASA Wrath for around $100-125.
COR and Compression article:
In slow pitch, ASA balls are typically .44 core and 375# compression, while USSSA balls are typically .47 core and 500# compression.
Here is some related inforamtion from a site called batfoo.com:
COR Coefficient Of Restitution (COR) represents how...
Although pitchers probably don't want to hear this (although it doesn't have to be in a game), I think going opposite field or up the middle can correct some problems you might be having. You have to stay with the pitch longer and direct the ball with your swing.
I have a 27oz Synthesis that I might be looking to part with. It's a little to light and flexy for me. What else do you have? The 26oz is too light for me.