Following along the bifilm thread and trying different things made me realize I don't know how much porosity I'm getting. Sanding and filing was...
I hope this warrants a separate thread. Lot's of methods to plug the sprue at the pouring basin until it is covered in liquid to minimize surface...
OK, I had to try it. To minimize bifilm generation by using a spout to get the pouring point as close to the basin as possible I put a spout on...
I've seen the centrifugal separator in the runner system in some of the bifilm literature. Figured I'd try one out. As with most everything else...
Trying to understand the Bifilm concepts I decided to try making a pouring basin. I've never been able to fill a sprue until the pour is...
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