If all else fails, you could try pushing some flat head nails or twisting some screws into the sand in those gaps before you ram up the other...
Nothing unexpected. I'm very happy with the K-bond as mentioned, now that I have the right activator. But I promised an update, so... [ATTACH]...
Update, I finally came back to my batch of K-Bond that (I thought) I made using glycerin as an activator. I thought it worked ok when it was just...
Maybe more than you wanted to know about ramming up billets suitable for machining etc.: [MEDIA] Good luck! Jeff
I made a small batch last year using a 2# sample of vg-plus, veg glycerin, synthetic 2 stroke oil, and AFS 130 green diamond sand, following the...
Those look awesome, nice job. Jeff
If you do find and decide to use sono tubes, note that they ship to stores nested inside each other, so the sizes are nominal and different for...
One of our members is an eBay ingot seller, does all the breaking down of large auto castings for you. I'm 95% sure this is one of his listings:...
Just a thought, A slice of a steel oil drum the right diameter cut just below a barrel rib might fit the bill for both the red and yellow parts of...
Not sure how much he has used it, but IIRC Stevan posted about messing around with some molasses bonded sand a while ago after seeing some of the...
I'm surprised you didn't find it, stompy tarp dance guy's video is a classic! :D
I think it ought to work. This guy did something similar: [MEDIA] Good luck! Jeff
If the cores don't have enough collapsibility to allow the casting to shrink, the casting will tear itself apart trying to shrink anyway. Or so...
Wow, those are nice! Happy new years, all. Jeff
"unfortunately some sources will say that "1" clearance is ideal" but never specify if that means a 10" crucible in a 11" bore, or a 12" bore."...
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