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Old July 21, 2010, 11:34 PM   #11
Senior Member
Join Date: August 1, 2007
Location: Tabor City , NC.
Posts: 1,970

I`ve been rereading & to help ya bases fill out at a lower alloy temp is to let the melt build up & make a big sprue on the top , it also keeps better positive pressure on the alloy as it hardens .

Some people strive for frosty bullets , but to my micrometer the frosty 1s are .0005 lesser in dia.
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