grouper therapy;632747 wrote: http://bit/">http://bit</a>[QU. OTE=Hnguyen;632659]Laser cut is the only way to get a perfectly smooth cutThe next best thing is to use a table saw and then smooth the edges out with a torch.[/QUOTE]
actually a lot of acrylic fabricators will use a spiral router bit for smooth edges whether in a table router or cnc router. I use them after a table saw cut. [B]Flame polishing should not be done before bonding[/B]. It can actually cause crazing if not done properly.[/QUOTE]
+1
Flame polishing the edges prior to bonding may weaken the bond, due to surface oxidiation.
CO2 Laser cutting works well if helium (inert) assist gas is used. Other gases may react due to the plasma created.
FWIW- former CO2 laser Application Engineer