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Posted (edited)

I looked but only found ones that go up to 1250 degrees which is not ideal. Also lab furnaces usually can produce higher temperature than needed which is good for melting metals, not for anyone's bank account.

Edited by DiyEngineer
Missing Info.
Posted

Maybe?

Fresnel Lens Solar Power Foundry Obsidian Farm 3800 ˚ F 2100˚ C Fresnel Optics greenpowerscience - YouTube: 

 

 

 

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