Quote Originally Posted by redear View Post
I just made a single cavity mold with na .150 inch roundhead, I haven't poured it yet cause the melting pot is broken, but thinking it may be 1/70 or so. need to go get dads grain scale and weigh some of this stuff.
I'm still learning...but where do you use a 1/70.....how do you cast it???? I poured a 10.0 grain head maybe a 1/50th need to do the caulations...I guess there is a use for that light weight...