John Beilman wrote:
>
> Does anyone know of a castable material(s) with the following
> qualities:
>
> - Durometer of 65-80
> - low enough viscosity to flow freely into clamped tooling
> - able to withstand 115% F for 45 min to 1 hour
>
> Thanks,
>
> John Beilman
> Bausch & Lomb
> Eyewear Division
John,
I had meant to send this info out to everyone:
You can try a castable low melt alloy. Some of them melt at up to 281 F
with a Brinell hardness of 23. It has been used as a backfill for RP
tooling. A company that sells it is MCP Metalspecialties:
http://www.mcp-group.com email: mcp-metspec@juno.com
Hope this helps.
Regards,
Phil Orenstein
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