i recently bought a lee 452-230 tc mould #90290 for my 45s.i'm having a problem getting a full pour every time. about 1 out of 6 pours i get a bullet that is missing the back half. it almost seams like the holes in the sprue plate are a little small.i use a bottom pour lead pot the sprue plate overflows like the cavities are full but i sometimes get a partial bullet .rear cavity is worse but both do it .would opening up the pour holes just a very little help? thanks
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mould problem
- carl hackney, 2021-01-18, 10:00
- thanks guys - carl hackney, 2021-01-19, 06:54
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Carl, if you have tried everything listed
- Mark Conner, 2021-01-18, 13:58
- FWIW LEE sprue plate screw is left hand thread. - WB, 2021-01-18, 20:45
- try fluxing it again and really stirring it - Gary Reeder, 2021-01-18, 11:33
- In the winter, i heat the sprue cutter - steve todd, 2021-01-18, 10:39
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That sounds like a too cold pour.
- WB, 2021-01-18, 10:07
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i tried more tin and hotter temps but made little to no
- carl hackney, 2021-01-18, 10:27
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I’m still inclined toward cool alloy or sprue plate.
- WB, 2021-01-18, 11:15
- Might of gotten some zinc in the mix (nm) - Jk, 2021-01-19, 12:28
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I’m still inclined toward cool alloy or sprue plate.
- WB, 2021-01-18, 11:15
- Also on LEE moulds, they need lubrication. - WB, 2021-01-18, 10:10
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i tried more tin and hotter temps but made little to no
- carl hackney, 2021-01-18, 10:27