RP of Die Cast Parts

From: Douglas vanPutte (Eastman Kodak  Company)
To: RP-ML
Date: Tuesday, September 27, 1994
From: vanputte@Kodak.COM
Subject: RP of Die Cast Parts
Can anyone tell me any good ways to rp a metal die cast part?

I can think of several:
1. Investment/vacuum/sand cast from an rp pattern.
2. Spin cast with low temperature alloy in a rubber mold.

Any better ideas out there?

Thanks in advance.

Regards,
Doug VanPutte