Plumbers lead

[mac1911]

What is "plumbers lead" and how can it be identified?
200# offered to me, like to use it if I can.
possibles

for black powder balls?

mix with wheel weights?

[WILCO]

What is "plumbers lead" and how can it be identified?
200# offered to me, like to use it if I can.
possibles

for black powder balls?

mix with wheel weights?

Here's some links:

http://www.thehighroad.org/showthread.php?t=362813

http://forums.1911forum.com/showthread.php?p=2059545

http://www.lasc.us/CastBulletAlloy.htm

[DLCTEX]

It should be treated as pure lead and amended as needed. I mix it 50/50 with WW for 45 ACP and 38 Spc.

[docone31]

Plumbers lead is good.