[Jewelry making - Article 00270] - Re: [Orchid] Bronze casting temperatures

[Thackeray Taylor]

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Dear Leonid,

>     Since Rio Grande calls it "Ancient Bronze", than we can assume
>     that it is an alloy of copper, tin, and lead. 

    Our Ancient Bronze has no lead content, or less than 1%. It is
    comprised of 90% Cu and 10% Sn. It has a flow (liquidus) temperature
    of 1905 f so a casting temp of around 2000 f would be ideal for most
    applications. 

Sincerely,

Thackeray Taylor
Rio Grande Technical Support
505-839-3000 ex13903
800-545-6566
technical AT tbg.riogrande.com
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