Bill-

Yeah, if you look at that top-down photo you can see all the wasted space 
of my el-cheapo mold V-weight, you got 4 more lb's of lead in there with 
your technique. But it works out OK for me, I use just the V-weight for 
N. Carolina diving and the V+P for drysuit diving around here.

   Jim

On 1/5/98 6:46 PM Bill Mee wrote:

>Jim,
>
>When I built my original backplate V-weight mold I used plasticene clay
>to form the cavity. Using this method I was able to contour the shape of
>the weight to the curvature of the tank and in so doing obtain a
>slightly larger volume of ballast metal.
>
>After forming the positive I mixed up a displosable aluminum turkey
>broiler pan of plaster of Paris and pressed the clay weight shape into
>the liquid plaster until it set. The clay fell right out of the plaster
>mold and it was ready to use the next day.  I have molded a fair number
>of weights and still continue to  use this cavity mold.  I have been
>able to obtain upwards of 8 lbs with this method. In my case I melt the
>lead in  a cast iron frying pan on a single burner hot plate assisted
>with a bernz-o-matic torch.


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