Plate Casting: Metal Heads

Delwin D Fandrich pianobuilders@olynet.com
Sat, 16 Jan 1999 09:00:15 -0800



Newton Hunt wrote:

> Cast iron shrinks when cooling and the cast is from a cast iron model.  When
> designing a plate the shrinkage has to be taken into account twice.  A wooden
> model is made, oversize, sent to the foundry and a casting is made of the wooden
> model.  The first casting is returned to you for verification or modification.  It
> is returned to the foundry who owns that first casting.  It is used to mold for
> the next casting, which is yours.  Total cost from wooden model to finished, ready
> to install, plate is about $15,000.

-----

Newton,

Have you checked on this price recently?  If that's a firm quote for a usable plate
pattern, I'll take it.  Where do I sign?

Regards,

Del



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