resin

Hey, I wonder if you can give some help - its my first time casting coffee beans. Basically I am using a 6" copper tube (1" diameter) with a stopper at one end. Tonight I measured the amount of PR that I would need by loading the pipe with beans and measuring the amount of water it took to fill...

Is there anywere that has some basic info on how to perform the basic curing of PR after casting with a toaster oven? I have been experimenting with casting over the last couple of months and I get the sticky surface all the time and usually wait almost 4-5 days before turning just to make sure...

OK, I had a big problem with my first batch of PR blanks that I tried. Here is what happened. I prepped the tubes but scratching them up and then proceeded to use Testor's all purpose model enamel paint on the tubes. I used various colors and then coated all of them with Testor's one coat...