I made all my primary forms from cutting board type poly. I used a regular saw
blade and I had no melting problems at all. Cut alot like soft wood. If you
feed
too fast or twist the stock it will melt. I was useing a regular table saw for
this cutting and the blade was for wood.
Philip Mac Duffie
Pics of primary forms - http://hv.hypermart-dot-net/pri.html