New answers tagged metal
1
vote
Is gold casting under pressure or not?
As @Elmy correctly suggested, I asked them directly. This is their response.
Thanks for the question.
With our vacuum casting machines, the melting and casting process are
done within one large ...
3
votes
Accepted
Is gold casting under pressure or not?
From a purely physical point of view, being "under pressure" means having a force applied to you. Our atmosphere is constantly applying a force on us from all sides, so objectively speaking ...

Elmy♦
- 12.6k
2
votes
Accepted
External loads on gold jewelry
There is an industry standard, ASTM F2999-19, but it's focus is determining safety (mechanical hazards and material toxicity).
Here you can find a study comparing the wear resistance between platinum ...
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